{"id":7032,"date":"2025-06-26T08:11:41","date_gmt":"2025-06-26T08:11:41","guid":{"rendered":"https:\/\/www.itarian.com\/blog\/?p=7032"},"modified":"2025-06-26T08:11:41","modified_gmt":"2025-06-26T08:11:41","slug":"how-to-check-what-version-a-server-is-on","status":"publish","type":"post","link":"https:\/\/www.itarian.com\/blog\/how-to-check-what-version-a-server-is-on\/","title":{"rendered":"Why Knowing Server Version Matters"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Do you know exactly what version your server is running? If not, you&#8217;re not alone. Whether you&#8217;re performing a routine audit, patching vulnerabilities, or prepping for a compliance report, it\u2019s critical to understand <\/span><b>how to check what version a server is on<\/b><span style=\"font-weight: 400;\">\u2014and do it fast.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">For <\/span><b>cybersecurity teams<\/b><span style=\"font-weight: 400;\">, <\/span><b>IT managers<\/b><span style=\"font-weight: 400;\">, and <\/span><b>CEOs of tech-first companies<\/b><span style=\"font-weight: 400;\">, this isn\u2019t just a technical detail. The <\/span><b>server OS version<\/b><span style=\"font-weight: 400;\"> can determine compatibility with security patches, dictate software lifecycle decisions, and help avoid major system failures.<\/span><\/p>\n<h2><b>When and Why You Need to Check Server Version<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Understanding the server OS version helps with:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Patch management &amp; vulnerability scanning<\/b><b>\n<p><\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Software upgrade planning<\/b><b>\n<p><\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Compliance and reporting (HIPAA, GDPR, ISO)<\/b><b>\n<p><\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Debugging and issue resolution<\/b><b>\n<p><\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Verifying cloud or on-prem deployment specs<\/b><b>\n<p><\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Whether you&#8217;re running <\/span><b>Windows Server<\/b><span style=\"font-weight: 400;\">, <\/span><b>Linux<\/b><span style=\"font-weight: 400;\">, or a custom Unix distribution, version discovery should be part of your infrastructure checklist.<\/span><\/p>\n<h2><b>Method 1: Check Windows Server Version (GUI &amp; CLI)<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">If you&#8217;re on a Microsoft ecosystem, there are a few ways to <\/span><b>check Windows Server version<\/b><span style=\"font-weight: 400;\">:<\/span><\/p>\n<h3><b>\u2705 Using GUI (Graphical Interface)<\/b><\/h3>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Right-click<\/b><span style=\"font-weight: 400;\"> the <\/span><b>Start<\/b><span style=\"font-weight: 400;\"> button \u2192 Choose <\/span><b>System<\/b><b>\n<p><\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Scroll down to <\/span><b>Device Specifications<\/b><span style=\"font-weight: 400;\"> and <\/span><b>Windows Specifications<\/b><b>\n<p><\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Look for:<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Edition (e.g., Windows Server 2016)<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">Version number (e.g., 1607, 21H2)<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">OS Build (e.g., 14393.2273)<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><b>Tip<\/b><span style=\"font-weight: 400;\">: This method is simple but may not show the server role or detailed service pack info.<\/span><\/p>\n<h3><b>\u2705 Using Command Line<\/b><\/h3>\n<h4><b>CMD:<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">cmd<\/span><\/p>\n<p><span style=\"font-weight: 400;\">CopyEdit<\/span><\/p>\n<p><span style=\"font-weight: 400;\">systeminfo | findstr \/B \/C:&#8221;OS Name&#8221; \/C:&#8221;OS Version&#8221;<\/span><\/p>\n<p>&nbsp;<\/p>\n<h4><b>PowerShell:<\/b><\/h4>\n<p><span style=\"font-weight: 400;\">powershell<\/span><\/p>\n<p><span style=\"font-weight: 400;\">CopyEdit<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Get-CimInstance Win32_OperatingSystem | Select-Object Caption, Version, BuildNumber<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">This is the fastest way to <\/span><b>determine server OS version<\/b><span style=\"font-weight: 400;\"> without relying on GUI access.<\/span><\/p>\n<h2><b>Method 2: How to Find Server Version Command Line (Linux\/Unix)<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">For <\/span><b>Linux servers<\/b><span style=\"font-weight: 400;\">, knowing your distribution and kernel version is just as critical.<\/span><\/p>\n<h3><b>\u2705 Using Terminal:<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">bash<\/span><\/p>\n<p><span style=\"font-weight: 400;\">CopyEdit<\/span><\/p>\n<p><span style=\"font-weight: 400;\">uname -a \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 # Kernel version<\/span><\/p>\n<p><span style=\"font-weight: 400;\">lsb_release -a \u00a0 \u00a0 \u00a0 # Distro details (Debian\/Ubuntu)<\/span><\/p>\n<p><span style=\"font-weight: 400;\">cat \/etc\/os-release\u00a0 # Cross-distro method<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">You\u2019ll get outputs like:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">OS: Ubuntu 22.04.2 LTS<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kernel: 5.15.0-76-generic<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Codename: Jammy<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<\/ul>\n<h3><b>\u2705 For Red Hat\/CentOS:<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">bash<\/span><\/p>\n<p><span style=\"font-weight: 400;\">CopyEdit<\/span><\/p>\n<p><span style=\"font-weight: 400;\">cat \/etc\/redhat-release<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">Use <\/span><span style=\"font-weight: 400;\">hostnamectl<\/span><span style=\"font-weight: 400;\"> for more contextual details if you\u2019re running a systemd-based distribution.<\/span><\/p>\n<h2><b>Method 3: Get Server Version Remotely (SSH, RDP, PowerShell)<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Many IT pros need to <\/span><b>determine server OS version<\/b><span style=\"font-weight: 400;\"> remotely.<\/span><\/p>\n<h3><b>\u2705 Windows (PowerShell Remote):<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">powershell<\/span><\/p>\n<p><span style=\"font-weight: 400;\">CopyEdit<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Invoke-Command -ComputerName Server01 -ScriptBlock {<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00a0\u00a0Get-CimInstance Win32_OperatingSystem | Select-Object Caption, Version<\/span><\/p>\n<p><span style=\"font-weight: 400;\">}<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>\u2705 Linux (via SSH):<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">bash<\/span><\/p>\n<p><span style=\"font-weight: 400;\">CopyEdit<\/span><\/p>\n<p><span style=\"font-weight: 400;\">ssh user@remote-server &#8220;cat \/etc\/os-release&#8221;<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>\u2705 Cross-platform Tools:<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ansible<\/b><span style=\"font-weight: 400;\"> (for fleet-wide checks)<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Nessus\/Nexpose<\/b><span style=\"font-weight: 400;\"> (for security auditing)<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Nagios\/Zabbix<\/b><span style=\"font-weight: 400;\"> (for monitoring\/reporting)<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<\/ul>\n<h2><b>Method 4: Use Registry or WMI (Advanced Windows)<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Sometimes, you want to query version info at scale or script it into automation.<\/span><\/p>\n<h3><b>Using Registry:<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">powershell<\/span><\/p>\n<p><span style=\"font-weight: 400;\">CopyEdit<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Get-ItemProperty -Path &#8216;HKLM:\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion&#8217; | Select ProductName, ReleaseId, CurrentBuild<\/span><\/p>\n<p>&nbsp;<\/p>\n<h3><b>Using WMI Query:<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">powershell<\/span><\/p>\n<p><span style=\"font-weight: 400;\">CopyEdit<\/span><\/p>\n<p><span style=\"font-weight: 400;\">wmic os get Caption,CSDVersion,OSArchitecture<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">These methods are valuable when integrating with asset management tools or CMDB platforms.<\/span><\/p>\n<h2><b>Summary Table: Server Version Check Methods<\/b><\/h2>\n<table>\n<tbody>\n<tr>\n<td><b>Platform<\/b><\/td>\n<td><b>Method<\/b><\/td>\n<td><b>Command<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Windows<\/span><\/td>\n<td><span style=\"font-weight: 400;\">CMD<\/span><\/td>\n<td><span style=\"font-weight: 400;\">systeminfo<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Windows<\/span><\/td>\n<td><span style=\"font-weight: 400;\">PowerShell<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Get-CimInstance<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Linux<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Terminal<\/span><\/td>\n<td><span style=\"font-weight: 400;\">cat \/etc\/os-release<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Remote<\/span><\/td>\n<td><span style=\"font-weight: 400;\">PowerShell<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Invoke-Command<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Remote<\/span><\/td>\n<td><span style=\"font-weight: 400;\">SSH<\/span><\/td>\n<td><span style=\"font-weight: 400;\">ssh user@host<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><b>Best Practices for Version Auditing<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">When performing version checks across your environment, remember:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Document everything<\/b><span style=\"font-weight: 400;\"> \u2013 Keep a version log for audit trails.<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Automate<\/b><span style=\"font-weight: 400;\"> \u2013 Use scripts or config management tools to scale.<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Verify security baselines<\/b><span style=\"font-weight: 400;\"> \u2013 Cross-reference with CVE databases.<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Label unsupported systems<\/b><span style=\"font-weight: 400;\"> \u2013 Flag and upgrade legacy OS where possible.<\/span><span style=\"font-weight: 400;\">\n<p><\/span><\/li>\n<\/ul>\n<h2><b>FAQ: Server Version Checking<\/b><\/h2>\n<h3><b>1. How can I check the Windows Server version remotely?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Use PowerShell with <\/span><span style=\"font-weight: 400;\">Invoke-Command<\/span><span style=\"font-weight: 400;\"> or tools like PsExec for direct command execution.<\/span><\/p>\n<h3><b>2. What\u2019s the difference between version and build number?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">The version indicates major releases (e.g., 2019, 2022), while the build number shows minor patches or updates.<\/span><\/p>\n<h3><b>3. Can I find server version info in the registry?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Yes. Use PowerShell to query keys like <\/span><span style=\"font-weight: 400;\">HKLM:\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><b>4. How do I get server version in Linux without GUI?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Use commands like <\/span><span style=\"font-weight: 400;\">uname -a<\/span><span style=\"font-weight: 400;\">, <\/span><span style=\"font-weight: 400;\">lsb_release -a<\/span><span style=\"font-weight: 400;\">, or read <\/span><span style=\"font-weight: 400;\">\/etc\/os-release<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3><b>5. Is there a universal tool for all OS types?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Yes. Tools like <\/span><b>Ansible<\/b><span style=\"font-weight: 400;\">, <\/span><b>Nmap<\/b><span style=\"font-weight: 400;\">, or <\/span><b>Itarian Endpoint Manager<\/b><span style=\"font-weight: 400;\"> can inventory versions across platforms.<\/span><\/p>\n<h2><b>Final Thoughts: Know Your Environment Before It Bites Back<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Knowing <\/span><b>how to check what version a server is on<\/b><span style=\"font-weight: 400;\"> isn\u2019t just for audits\u2014it\u2019s foundational to security, performance, and planning. Outdated systems are vulnerable to exploits. Unsupported platforms disrupt integrations. And in a world of zero-day threats, <\/span><b>ignorance isn&#8217;t bliss\u2014it\u2019s risk<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Whether you&#8217;re managing five servers or five hundred, build version-checking into your workflows and automate it wherever possible.<\/span><\/p>\n<h2><b>Take Full Control of Your Infrastructure<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Want to manage and monitor server versions, firewall rules, and patch compliance\u2014all in one place?<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\"> \ud83d\udc49<\/span><a href=\"https:\/\/www.itarian.com\/signup\/\"> <b>Try Itarian now for free<\/b><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Do you know exactly what version your server is running? If not, you&#8217;re not alone. Whether you&#8217;re performing a routine audit, patching vulnerabilities, or prepping for a compliance report, it\u2019s critical to understand how to check what version a server is on\u2014and do it fast. For cybersecurity teams, IT managers, and CEOs of tech-first companies,&hellip; <span class=\"readmore\"><\/span><\/p>\n","protected":false},"author":11,"featured_media":7042,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7032","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ticketing-system","entry"],"_links":{"self":[{"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/posts\/7032","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/comments?post=7032"}],"version-history":[{"count":1,"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/posts\/7032\/revisions"}],"predecessor-version":[{"id":7052,"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/posts\/7032\/revisions\/7052"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/media\/7042"}],"wp:attachment":[{"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/media?parent=7032"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/categories?post=7032"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.itarian.com\/blog\/wp-json\/wp\/v2\/tags?post=7032"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}