Check service versions on my VPS Linux server
Use these commands to check different versions of commonly installed services on your Linux Server on AlmaLinux, CentOS, Ubuntu, and Fedora.
AlmaLinux/CentOS/Fedora
Apache: /usr/sbin/httpd -v or httpd -v
<![CDATA[Server version: Apache/2.4.6 (CentOS)
Server built: May 30 2023 14:01:11]]>
Apache on cPanel: /usr/local/apache/bin/httpd -v
<![CDATA[Server version: Apache/2.4.58 (cPanel)
Server built: Jan 24 2024 00:14:47]]>
Curl: rpm -q curl
<![CDATA[curl-7.61.1-33.el8.x86_64]]>
Bash: bash --version
<![CDATA[GNU bash, version 4.4.20(1)-release (x86_64-redhat-linux-gnu)
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http: gnu.org="" licenses="" gpl.html=""></http:>]]>
Exim on cPanel: exim -bV
<![CDATA[Exim version 4.96.2 #2 built 27-Dec-2023 11:01:49]]>
Glibc: ldd --version or ls /lib/libc-*
<![CDATA[ldd (GNU libc) 2.28]]>
Kernel: uname -r
<![CDATA[4.18.0-425.10.1.el8_7.x86_64]]>
PHP on cPanel: php -v
<![CDATA[PHP 8.1.27 (cli) (built: Jan 24 2024 00:32:48) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.1.27, Copyright (c) Zend Technologies]]>
PHP on Plesk: find /opt/plesk/php/*/bin/php
<![CDATA[/opt/plesk/php/7.4/bin/php
/opt/plesk/php/8.0/bin/php]]>
MySQL: mysql --version or mysql -v
<![CDATA[Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 15521
Server version: 8.0.36 MySQL Community Server - GPL]]>
AlmaLinux/CentOS/Fedora: cat /etc/redhat-release
<![CDATA[AlmaLinux release 8.9 (Midnight Oncilla)]]>
Ubuntu
Apache: /usr/sbin/apache2 -v or apache2 -v
<![CDATA[Server version: Apache/2.4.52 (Ubuntu)
Server built: 2023-10-26T13:44:44]]>
Curl: curl --version
<![CDATA[curl 7.81.0 (x86_64-pc-linux-gnu) libcurl/7.81.0]]>
Bash: bash --version
<![CDATA[GNU bash, version 5.1.16(1)-release (x86_64-pc-linux-gnu)
Copyright (C) 2020 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http: gnu.org="" licenses="" gpl.html=""></http:>]]>
GLibc: ldd --version
<![CDATA[ldd (Ubuntu GLIBC 2.35-0ubuntu3.4) 2.35
Copyright (C) 2022 Free Software Foundation, Inc.]]>
Kernel: uname -r
<![CDATA[5.15.0-89-generic]]>
PHP: php --version
<![CDATA[PHP 8.1.2-1ubuntu2.14 (cli) (built: Aug 18 2023 11:41:11) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.1.2, Copyright (c) Zend Technologies
with Zend OPcache v8.1.2-1ubuntu2.14, Copyright (c), by Zend Technologies]]>
MySQL: mysql --version
<![CDATA[mysql Ver 15.1 Distrib 10.6.12-MariaDB, for debian-linux-gnu (x86_64) using EditLine wrapper]]>
Ubuntu: lsb_release -a
<![CDATA[No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 22.04.3 LTS
Release: 22.04
Codename: jammy]]>
Other
OpenSSL: openssl version
<![CDATA[OpenSSL 1.1.1k FIPS 25 Mar 2021]]>
Pear: pear info pear | grep Version
Plesk: cat /usr/local/psa/version
Qmail: man qmail | grep version (This assumes any upgrades installed MAN pages.)
sshd: /usr/sbin/sshd -v
More info
These are just some of the commands to check versions of commonly installed software/services. There are many more software/services out there that can be installed. You can check the version by running this:
rpm -qa | grep XXXsoftwarenameXXX
