Check website server details. You may know it in three ways- Check Website Availability.

Research domain ownership with Whois Lookup: Get ownership info, IP address history, rank, traffic, SEO & more. Who can use a web server check tool? Web server check tools are helpful for many individuals. Uptime provides real-life data, as well as detailed uptime statistics for up to one month. Nov 27, 2021 · Check SSL certificate from a server URL. Dec 7, 2023 · There are many free online site reporting tools available, which let you know the email address behind a website, what operating system, web server, web technologies are being used. The ICANN registration data lookup tool gives you the ability to look up the current registration data for domain names and Internet number resources. Simply enter the URL of the website that you want to check, and then we provide you the web hosting data. Oct 25, 2010 · Usually, web servers disable directory listing, so if there is really no link to the page, then it cannot be found. com to check the DNS info for the website. Depending on the registrar, you can see various information like who is it registered to, when it was registered and when it expires, where the DNS is hosted, and more. Retrieve Server Details: A new window will appear, displaying your Server Name and Shared IP Address. Jun 21, 2024 · Let’s say you want to check your website’s logs, but you find only vague and ambiguous log entries. Go to Hosting → Plan Details. com website, please call (800) 403-3568 and our customer service team will assist you. The Service Information table displays the following status information for each of your server’s services: Service — The service name. -type=any: View all available records. Monitor HTTP Headers Issues: identifies issues within your HTTP Headers, such as mismatched or missing tags and directives. Conclusion. Aug 31, 2016 · I am trying to create an script to get the certificate expiry date for an websites remotely for multiple servers. Mar 27, 2017 · A new page will load where you can see a lot of details about your web hosting account, like Apache, PHP, MySQL, PERL, cPanel versions; server load, the status of the server services. You’ll see the load time, along with a graph showing the website’s availability results over time. In other cases, a log might not be unique, or you may not be able to pinpoint the exact module that printed the log message. com website, or otherwise have difficulties using the Domain. The easiest way to collect the information is to make use of a PHP function called phpinfo(). Instant Analysis : Upon submission, our Website Hosting Checker processes your request in real-time, querying the latest data to ensure accuracy and relevance. Ranks are re-caculated daily at 01:00 UTC. Dec 9, 2018 · Assuming the server is fully accessible (sudoer/wheel or root), first you need to check for ports open for any webserver. info is an online tool for checking availability of websites, servers, hosts and IP addresses. 5 Date: Tue, 16 Mar 2010 22:54:58 GMT Connection: keep-alive Content-Length: 119466 Website location content is information on a website that provides details about the physical location of a company, including address, map, contact information, and hours of operation. You can be used to extract lots of information from a Discord Server. Enter a URL like example. 1 day ago · There's serious muscle behind LiquidWeb's wide range of cloud, dedicated, VPS, WordPress, and reseller server packages. Website Checker Free online tool for quick web page audits. For example, if a user with Google Toolbar visits your page, then Google may know about the page, and it can appear in its index. System Information will show you the details of the server load, memory used, and swap used. This information plays an important role in determining the attack techniques of attackers. The web server will return a HTTP response whenever a browser requests a webpage. Used without any parameters, Get-WebSitesServer returns information for all your servers. uptime. You issue the ping command along with a specific URL or IP address. Which will dump the server headers into a new file index. You can check the server speed of your site by using a third-party application. If your desired domain name is taken, use our Whois lookup service to find all publicly available information about the current registrar and website owner, including their name and personal contact details. Share what you discover on your favorite social media network. How to check where is website hosted Our free Whois hosting checker tool allows you to explore where is a certain website hosted in a few minutes. com:443 </dev/null To view the full details of a site's cert you can use this chain of commands as well: Free website checker Get a quick overview of your website optimization. com and its services with a free whois lookup. Apart from being useful for setting up new sites, proper DNS is also essential for updating records for existing sites, as well as for reviewing the settings of a mail server, such as an internal, company mailing network. com; 111. When a website is hosted, a hosting company allots space on a web server for storing the website files. Any image, link, or discussion of nudity. Under the search bar, you’ll see the “It is hosted by” section. This service is useful when you want to know a location of your site or server, or just any IP address. Identifying Users in an Active Directory (AD) Environment. This site is ad-free and I would like to keep it that way. Check it if This host lookup tool provides users with web hosting data in just one click. 4. It can be used to verify that the SSL certificate is valid and has not been revoked. WebRequest: Feb 16, 2010 · List ciphers supported by an HTTP server $ nmap --script ssl-enum-ciphers -p 443 www. Website Hosting: If you're hosting a website or server, your public IP address allows users from around the globe to find and connect to your site or service. Information you can find with Whois includes: Who or what entity owns or manages a specific domain name; Basic contact information about the owner, including name, phone number, and mailing address Dec 28, 2023 · Navigate to the right-hand sidebar and find the “General Information” section. Domain Age Checker - Retrieve WHOIS data and determine the age of a domain. html which you can then view in a text editor. You can also use the ServerType parameter to return information for specific types of What is a web server check tool? A web server check tool helps you find which web server any domain or website uses. 250. However, if you want to limit the returned data to a single server, you can include the Name parameter and specify the name of that server. com Here is a snippet of output from a Dovecot IMAP server: Our SSL Checker will display the Common Name, server type, issuer, validity, certificate chaining, and more certificate details. mysite. Displaying Response Headers: displays HTTP response headers sent by the server, providing information such as content type, server type, caching policies, content encoding, and status codes. You can use your ISP DNS server or google. org, apple. Mar 17, 2022 · This will give you details about what kind of information is stored in the cache. While the web server sends HTTP headers to the user to respond, it exposes the server version and the technologies used by the web server. The information you mention seems the same as Netcraft's "What's that site running" provides. key -check Working with . Server reliability: When Amazon went down in 2013 for 30 minutes, it cost them $66,240 per minute in revenue. google. The phpinfo() function will query your (or your host’s) server and generate a report with a long list of Our Website Technology Checker Tool is engineered to demystify the underlying technologies that power websites. @levelsio, maker of NomadList. 2. Check out. Are you looking for a GSTIN, a unique identification number for your business under Goods & Services Tax (GST) regime in India? Visit this webpage to search for GSTIN by PAN, legal name, or trade name. Our one-click app lets you post web host search results to Facebook, Google Plus and more. By simply entering your server hostname or IP address in the box below and clicking "Check", you can immediately view the details pertaining to your SSL Certificate. com and the Sucuri SiteCheck scanner will check the website for known malware, viruses, blacklisting status, website errors, out-of-date software, and malicious code. -type=ns: View Name Server records. You can also verify the GSTIN of any taxpayer or supplier using this service. With Whois info, you’ll be able to check who owns a domain, find the domains that are right for you, and get one step closer to securing them. Then type server IPADDRESS. com, amazon. "If you know the enemy and know yourself, you need not fear the result of a hundred battles. 0 update), you can do this one-liner instead of invoking System. There you will find IP address of the website, country, city and region where site’s server is located and hosting provider name. You will probably have to adjust a few things depending on your own environment, but Checkmk is flexible and should provide you with a solution for your individual Oct 25, 2022 · Ping the website for which you want to get information (in this case, "website. pro A DNS checkup is useful for detecting and resolving issues with functionality and searchability when putting up a new website. It's the most simple and easy monitoring app I know and it's made my daily life much easier. 1 200 OK Cache-Control: private Content-Type: text/html; charset=utf-8 Expires: Tue, 16 Mar 2010 22:54:59 GMT Server: Microsoft-IIS/7. For example Test the availability and response time of a web site or web server. Free website checker tool for a quick audit - check metrics in SEO, content, accessibility, mobile, and more. 11) host or ip address of your smtp server (example: smtp. Jan 18, 2023 · Kernel Version — The kernel version for the server that hosts your account; Service Information. Access Server Information: Within the General Information section, look for and click on the “Server Information” link. If you don't know your mail server's address, start with a MX Lookup. By exploiting another site on the server, the attacker may discover information to assist in the attack of the original target; or even gain administrator access on the server which gives them full control over all sites on the server. If you have any problems using the SSL Checker to verify your SSL certificate installation, please contact us. com is a platform that helps you find and register domain names for your great ideas, as well as check the identity and availability of any domain or IP address. Get detailed information about the technologies used to power any website. Any behavior that appears to violate End user license agreements, including providing product keys or links to pirated software. How Does a Website Down Checker Work? Our server in the selected area will check if site is down, trying to access it. 3. Oct 14, 2021 · It will only take the website one second to find the host. Web server performance is measured by several key performance indicators (KPIs). Host Checker Tool - Discover which web hosting company is hosting any website. com List ciphers supported by an IMAP server $ nmap --script ssl-enum-ciphers -p 993 mail. An example of some server details for your web hosting account that you can see in cPanel: See full list on sitechecker. It is unique and can only be assigned to individual devices. SSL establishes an encrypted link between server and client, typically between the web server (website) and the browser. The list includes the server rank, name, player count, location (distance from your computer), and other game-specific information. com, wikipedia. The public IP address is not free of cost. It lacks a low-cost, shared hosting tier, making this web host more The Wappalyzer APIs provide instant access to website technology stacks, company and contact details, social media profiles, email verification and more. This includes problems like Nov 28, 2013 · For people that have PowerShell 3 or later (i. This information can be used when troubleshooting or when planning an attack against the web server. About the project. Eg, for this site: HTTP/1. This means it is vital to know what server your system in on as server maintenance may affect you. Nov 29, 2020 · Hi all, If you wanted to see the SSL certificate information for a specific website, you could do that via your browser, by clicking on the green padlock and then click on Certificate which would open a modal with all of the information about the SSL certificate like the Common Names, the Organization that issued the certificate, the expiry date and etc. This information helps users understand where the company is based and how to contact them, and can improve a website's visibility in search results. For your convenience, we have developed Chrome DNS Lookup Extension to quickly check the DNS records for the website you are Is It Down? is a user-friendly online tool for quickly checking the status of any website. You get the screenshot of a target page with an IP address. Put common name SSL was issued for mysite. Also, it's just never as complete † as the real story. We will look at websites run The website location is gathered by analyzing its server IP address. Learn how to determine the web server type and version of a website by looking at the response header in Chrome Developer Tools. Learn more about whois. Then, press ↵ Enter. Internet Explorer (v. Mar 3, 2022 · Every web server administrator needs good web server monitoring. First, access your hosting control panel to look for the provider’s nameserver details. If you have recently changed your web hosting or DNS records, you can use the WhatsMyDNS tool to check DNS propagation. To add a new account and incoming mail server, click + Add Account, enter your email address, and click Continue. You may know it in three ways- Check Website Availability. SSL Server Test . Track your prospects' technology choices, examine large numbers of websites or enrich your own datasets with technographic insights. Take a look at the instructions on how to easily identify what server you Find a domain name owner. Webserver delivers these data to web browsers like Google Chrome, Mozilla Firefox using the protocol Hypertext Transfer Protocol (HTTP). All server tests are performed live. Many times you may need to know from which IP or Server your website is loading. We don't use the domain names or the test results, and we never will. io is the best server status and ping test tool online. Instantly discover the IP address of any website, domain, or server using our efficient Domain to IP Lookup tool. Perhaps the most important information when resolving an incident is determining the user associated with an infected host. Find information on any domain name or website. May 30, 2023 · And there are so many tools to check which service is hosting the website. In addition to the web form above, we offer a second way to access the HTTP headers of any web site. 111; if you are unsure what to use—experiment at least one option will work anyway DNS Checker provides a free DNS propagation check service to check Domain Name System records against a selected list of DNS servers in multiple regions worldwide. ” On the “Details” tab, you’ll find the certificate hierarchy and can dig through the certificate fields. Used in reverse DNS Jun 19, 2019 · I know I can use tools such as BuiltWith and Wappalyzer to find a web app's web server, but is there a way of determining the specific web server's version? The web app I am looking at has a nginx web server, and I am trying to determine the specific version of the web server to find explicit vulnerabilities and exploits. Read our privacy policy (updated 2023-01-03) for more information. It will show you information about the Discord Server such as the server profile picture icon, server banner, server name, server splash banner, server description, member count, online users, and the invite expiration date. com"). Your computer sends several packets of information out to that device, and then waits for a response. Jan 13, 2022 · Specify the time allowed for the server to respond. Disk information devices, mount points, and disk usage. Responses such as 401, 404 and 503 may indicate a problem with the server. But before that, What is Web Hosting? Web hosting is a service that enables you to create and publish a website on the Internet. Find available domains & domains for sale. In some cases, you will be able to go the registrar's site to get more information. For a more detailed report of the SSL security of your server (including revocation, cipher, and protocol information), check your site using SSL Labs' SSL Server Test. Type ping website. In this tutorial, we’ll be using hPanel: 1. To change the DNS server type nslookup and press “enter”. Bookmarklet. Scheduled maintenance or unplanned disruptions on our servers will be displayed on social media or other direct methods. checkhostnow. † I didn't know IIS could run on Linux? Page info of a site using EV in Firefox. Aug 17, 2023 · Find Your Web Server Location. All ResRequest clients are hosted over different servers for convenience and load balancing purposes. Some examples are google. Note on Variations: Jun 19, 2024 · For instance, if you were looking for which PHP version your WordPress hosting server is using, then you will find this information under the ‘Server’ section. e. Enter your domain name and use data from the first tab. There are many other monitoring utilities that are used for different purposes, but these are a good starting point. Feb 12, 2011 · There are a few methods here to use, but the main one that we will use is GetResponse(). Server location: Always go for that web hosting to provide you the server near your targeted audience because it improves your page loading speed. For support of additional websites, send us an email to request your server or Obtaining the Cloudflare DNS servers while performing the Namer server record check does not mean that Cloudflare is the authoritative name server for that domain. Make website monitoring more comfortable. net. If you have followed this tutorial up to this point, you should be able to build your own proper monitoring system. A DNS lookup is done directly against the root servers (or TLD Servers). Below is a step-by-step tutorial on how to do it. Have fun! Certificate details in Firefox. com. The OpenSSL s_client command allows you to connect to an SSL server and view the certificate information. By simply entering a website's URL, the tool probes the site's code and server information, identifying components such as the Content Management System (CMS), JavaScript libraries, web servers, databases, and more. The domain summary contains all the details about your site, including the web server location. Now, you can search with confidence with our fast and reliable results because our tool uses unique algorithms in checking web host details. Simply enter the domain, website, or server name and retrieve accurate information regarding the website's IP address. Jul 2, 2024 · To change or view the incoming mail server for an existing account, click Manage next to your account. Check warranty status/lookup of your Lenovo laptop/PC, server, mobile & smart devices at Lenovo Support. Agent locations: WebPageTest locations has been changed, please refer to the documentation for more information. WHOIS Checker - Check the geographical location of a website's server. This test will return WHOIS registration results for a DOMAIN name. Route: Specific routing information for the respective IP range. 1. Our project helps to check the status of Minecraft servers on Java Edition, Bedrock Edition platforms. WebClient class and converting the output to a string and getting the length. After trying to check website availability, we dive deeper into technical details. Server address. Windows Server 2012+ or Windows Server 2008 R2 with the Windows Management Framework 4. Our algorithm reveals content management systems, e-commerce platforms, web frameworks, programming languages and more. You can use this to see if your internal DNS is returning different results than an external DNS server. View all tools, or jump directly to: uptime check, website speed test, traceroute, DNS Checker, CDN performance check, SLA & uptime calculator, ping test, IPv6 ping test, free website monitoring, find my website’s IP address or response header check. Similarly, if you want to check the file size upload limit , then you will find this information under the ‘Media Handling’ section. You can only browse or access any website if it is housed on a server. -type=a: View information about the DNS A address records. Details — Information about the service’s current status on the server. It is beneficial for: Oct 11, 2023 · In this article, what is Server Header Information Disclosure and what ways it causes will be discussed. -type=mx: View Mail Exchange server information. Dec 18, 2022 · Maybe a website isn’t loading on your internal network but does when you are off the network. Permissions-Policy: interest-cohort=() Server¶ The Server header describes the software used by the origin server that handled the request — that is, the server that generated the response. 111. BUT: information about the page may get out in ways you don't expect. www. Every single website has two main extensions and that is domain and Hosting. All of the data needed to develop a website will be stored on servers managed by the web hosting service provider. Start your domain search at Name. company. Jun 28, 2022 · While the term “web server” can refer to either the software itself or the hardware it exists on, this article refers specifically to web server software. DigiCert Certificate Utility for Windows – Simplifies Database query service: Information about the specific WHOIS database query service. Know DNS resolve time, connect time, first byte time, last byte time and total response time. It's an indispensable resource for internet users worldwide, offering a fast, reliable way to check website accessibility, with a focus on SSL certificate validation, and providing instant results with a user-friendly, retro tech-themed interface. Learn about Web Performance. Does the web server return a valid response? A response of code of 200 is expected from a properly functioning web server. isdown. cPanel Server Information. Find Your Web Host’s Nameservers. com) Port: the default port is 25, but some smtp servers use a custom port (example: 587) Use Secured Connection: checked it only if the smtp server needs a secured connection (ssl, tsl) Use authentication: most of smtp servers need an authentication (login/password). csr Verifying a KEY type file. If you are using assistive technology and are unable to read any part of the Domain. Then we query each name server to make sure your DNS Servers all respond, measure their performance and audit the results against common best practices. Free website malware and security checker. com This is a popular online service that can check the availability of any website from over 35 servers located over the world. The HP Embedded Web Server (EWS) is a printer homepage accessed through a web browser for managing settings, getting updates, and performing maintenance tasks. Who Is Hosting This Website? provides fast and reliable search results, including: Type of web server, such as Linux (Apache/Nginx) or Windows (Microsoft-IIS) Website IP address Site Info API. Hewlett Packard Enterprise support portal for business, enterprise, and IT users. Using this method will return back data about the website such as the type of web server being used to host the site, the status code, description and even the size of the webpage, much like I should you could do using the Net. For more details on this difference, check out our introduction to cloud servers. It is usually 80 and 443 , but you can filter by checking for the webserver service names in process list. pem type Files Oct 3, 2022 · On the Site Server In Passive Mode page, provide the following information that's used to run setup and install the site server role on the specified server: Choose one of the following options: Copy installation source files over the network from the site server in active mode : This option creates a compressed package and sends it to the new Make your web pages fast on all devices. Let me show you my favorite lists. Check the reviews and the server reliability/uptime scores of your listed hosting providers. com ; www. You no longer need to launch the game to get the server status and information about it. You can find your public IP address by searching "what is my IP" on Google. Web Technology Detection. Get Discord Server Information, Server Icon, and Banner. example. Cookie strings, web application technologies, and other data can be gathered from the HTTP Header. What's new. Jan 3, 2013 · Any content of an adult theme or inappropriate to a community web site. Get server status. Examples: 87. com to trace the website's route and nslookup website. Any behavior that is insulting, rude, vulgar, desecrating, or showing disrespect. Then, if prompted, enter your mail server information manually. The web server gathers data automatically and constantly to provide administrators with insight into how and when a server is used, as well as the users that correspond with that activity. Still note that this information is not by definition The Truth; a web server can report anything it likes. View server and website status in real time. So i'm thinking there must be another request I could send that would yield the desired server information, or probably they have their own specific Dec 6, 2018 · But don’t spend at lot of time searching your site, or your host’s site, for the answers—there’s a very easy way to get that information. There are some popular server speed checking tools like WebPageTest , Pingdom , and GTMetrix . Using these tools, you should begin to be able to monitor your server from the command line. This free online service performs a deep analysis of the configuration of any SSL web server on the public Internet. Test the availability and performance of your website from 120+ locations worldwide and make sure your customers can access it. Add your domain name in the URL box and click Test Now. Type tracert website. I use UptimeRobot to get push notifications whenever my website goes DOWN. CHECK SERVER: Helpful SSL Tools. The DNS Check test will run a comprehensive DNS Report for your domain. The response contains header data having useful information like a three digit HTTP status code. Enter the Website URL: Start by typing the complete URL of the website whose hosting information you wish to check into the designated field. Minecraft Server Status Get information about Minecraft servers quickly. -type=ptr: View Pointer records. Does the Server Location Have an Impact on Website Speed? Click on “Lookup DNS” to run our tool and get all the details you need to check and verify. This test will connect to a mail server via SMTP, perform a simple Open Relay Test and verify the server has a reverse DNS (PTR) record. Perform a quick DNS propagation lookup for any hostname or domain, and check DNS data collected from all available DNS Servers to confirm that the DNS records are fully propagated. Dec 21, 2022 · A web server log is a text document that contains a record of all activity related to a specific web server over a defined period of time. Large database of whois information, DNS, domain names, name servers, IPs, and tools for searching and monitoring domain names. Mar 4, 2024 · You can use the below command to check a csr type file and retrieve the CSR data entered while creating this file: openssl req -text -noout -verify -in server. A site can declare that it does not want to be included in the user's list of sites for cohort calculation by sending this HTTP header. Certain physical capabilities apply regardless of server type; however, performance measures for a SQL Server health check differ from those for an application server. Check a webpage Dec 6, 2023 · 4. May 4, 2023 · Website: https://www. HTTP Header Check API. We calculate rank based on the amount of time players have spent on the server in the preceding seven (7) days. You’ll see a domain summary after pasting your IP address into the search bar. Feb 13, 2016 · As you can see there isn't any ['Server'] key in this dictionary (although there is X-Server and X-Varnish-Server which I'm not sure what they mean, but its value is not a server name like Apache. The first row in the report tells whether this attempt was successful or not. It guarantees nobody can snoop on users' data. Run a free website speed test from around the globe using real browsers at consumer connection speeds with detailed optimization recommendations. com, and speedtest. I have an script which is working for single server (Need to login into server and Dec 1, 2023 · Navigate to Home > Server Status > Service Status. It provides domain and IP address location data from a few geolocation IP databases and whois as well. For details, see the ABOUT DNS Check. Web hosting is the area used to house a website where the HTML, CSS, and picture contents must be kept on a server for online access. Aug 21, 2023 · On a computer network, a ping tool is built into most operating systems that works in much the same way. Jun 28, 2024 · The most common way to check nameservers is by using a WHOIS lookup tool. Need to know where is located a website? With this tool you can discover the geographical location of a website, in a nutshell, where is located a website. Get the best results from our network of 87 servers globally. Search the knowledge base, download software, manage cases, and learn in forums. Common Use Cases Let’s talk about How to Find Website Loading Server. Support Services for Business Access IT professional support services for servers, storage and networking. It is assigned to the computer devices for direct access to the internet. Domain IP Address Lookup - Find the IP address associated with a domain hosting. Feb 13, 2023 · If you only want to check a website’s status, use the free website availability tool. Server rank is based on the objective popularity of a server. It's important to note that while your public IP address is essential for Internet connectivity, it can also pose privacy and security risks. Tools to Check What Technology a Website is Built With Netcraft The Get-WebSitesServer cmdlet returns information about your website servers. Our bookmarklet provides a convenient way to see the technologies of the sites you visit. Analyze any web page with the free SEO checker by Seobility to find technical errors and on-page SEO issues that might be holding your site back from top search engine rankings. Therefore, they are always afraid of sharing their information, like their credit card or other personal information, on the internet. com, RemoteOK. This is an extra tip for verifying a KEY type file and its consistency: openssl rsa -in my_private_key. One of the most comprehensive list of websites supported. Support Services for Home Check out plan options and get the support you need for your home devices. A web server is a machine where you host your websites, and in simple words, webserver stores the website content. If the domain is using Cloudflare's DNS services, then Cloudflare's name servers will be listed as the authoritative name servers in the NS Lookup results. For example, a log might contain insufficient information about the actual problem. Please note that the information you submit here is used only to provide you the service. Test your website security and compliance, scan for outdated and vulnerable software, audit HTTP security headers and web server security, check your Content Security Policy Whois. Note that the Service Status table will show only monitored services. Jan 3, 2023 · This website makes use of cookies to improve your experience and supply you with relevant advertising around the web. -type=hinfo: View hardware-related information about the host. Get programmatic access to this information via our Site Info API. Scroll to the bottom to see the System Information and Disk Information. How To Perform A Server Health Check-Up? How a health check is performed is determined by the server health checklist. It will also measure the response times for the mail server. check-host. Net. Abuse contact: Specifies the contact information for reporting abuse or security issues related to the respective IP range. In the case of a live website, the domain is connected with hosting and has a fixed IP address. Discovery - Discover and analyze every certificate in your enterprise. These contents arinclude e images, texts, videos, and other application data. To use the command, open a terminal and type “openssl s_client -connect server:port”. . Oct 10, 2023 · However, for those who find unencrypted HTTP web traffic during their investigation, this method can provide more information to help identify a host. com, youtube. Any web server, email server, or other directly accessible online has a public IP address. If you want even more details about the certificate (and who doesn’t?), just click “View Certificate. Third-party apps give you an idea about the speed and performance of the site. net This is a client server mechanism in which a client browser requests for a resource located on a web server. . Even more information is available: the organization’s name, the If the remote server is not using SNI, then you can skip -servername parameter: openssl s_client -showcerts -connect www. io and others. Documentation. cb us se ue ya wa vt mu rj cu