SSL Server Type

I'm currently trying to set up a SSL certificate for a website, i just need to know which server type it is from the ones below, i'm assuming it's one of the Apache ones but how do i know which one??

Apache + OpenSSL Apache + MOD SSL Apache + Raven Apache + SSLeay C2Net Stronghold IBM HTTP iPlanet Server 4.1 Lotus Domino 4.6+ Lotus Domino Go 4.6.2.51 Lotus Domino Go 4.6.2.6+ Netscape Enterprise/Zeus v3+ Apache 2 Apache + ApacheSSL Cobalt Series Cpanel Ensim Hsphere Ipswitch Plesk Tomcat Weblogic - all versions O'Reilly Website Professional Webstar Microsoft Internet Information Server Other Microsoft IIS 4.0 (Deprecated) Microsoft IIS 5.0 (Deprecated)