How can I determine which web server a particular website is using (Apache, IIS, Nginx, etc)?
5th January 2011
My answer to How can I determine which web server a particular website is using (Apache, IIS, Nginx, etc)? on Quora
If you’re on Linux or OS X, use curl with the -I option (to make a HEAD request and see the HTTP headers):
$ curl -I www.op3intl.com
HTTP/1.1 200 OK
Date: Thu, 06 Jan 2011 03:31:28 GMT
Server: Microsoft-IIS/6.0
...
More recent articles
- Is Claude Code going to cost $100/month? Probably not - it's all very confusing - 22nd April 2026
- Where's the raccoon with the ham radio? (ChatGPT Images 2.0) - 21st April 2026
- Changes in the system prompt between Claude Opus 4.6 and 4.7 - 18th April 2026