Below you find a table summary explaining which CDN 'stackoverflow.com' did use, which DNS and IPs, which webserver and maybe other application information it reports.
| Month | Domain | Alexa Rank | IPs | IPv6 | DNS | Webserver | SSL | CDN | Code | Ad Networks | DOCTYPE | Security | Other Info |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016-09 | stackoverflow.com | 4948015 | 151.101.193.69 151.101.1.69 151.101.65.69 151.101.129.69 | awsdns-01.org awsdns-28.net awsdns-44.com co.uk | OK | XFO | OG Atom jQuery X-Cache Varnish | ||||||
| 2016-08 | stackoverflow.com | 5049115 | 151.101.129.69 151.101.65.69 151.101.1.69 151.101.193.69 | awsdns-01.org awsdns-28.net awsdns-44.com co.uk | OK | XFO | OG Atom jQuery X-Cache Varnish | ||||||
| 2016-07 | stackoverflow.com | 5150316 | 151.101.193.69 151.101.1.69 151.101.65.69 151.101.129.69 | awsdns-01.org awsdns-28.net awsdns-44.com co.uk | OK | XFO | OG Atom jQuery X-Cache Varnish | ||||||
| 2016-06 | stackoverflow.com | 4950921 | 151.101.129.69 151.101.65.69 151.101.1.69 151.101.193.69 | awsdns-01.org awsdns-28.net awsdns-44.com co.uk | OK | XFO | OG Atom jQuery X-Cache Varnish | ||||||
| 2016-05 | stackoverflow.com | 5148615 | 104.16.36.249 104.16.33.249 104.16.35.249 104.16.37.249 104.16.34.249 | stackoverflow.com | cloudflare-nginx | OK | Cloudflare | XFO | OG Atom jQuery | ||||
| 2016-04 | stackoverflow.com | 50 | 104.16.37.249 104.16.34.249 104.16.36.249 104.16.33.249 104.16.35.249 | stackoverflow.com | cloudflare-nginx | OK | Cloudflare | XFO | OG Atom jQuery | ||||
| 2016-03 | stackoverflow.com | 52 | 104.16.33.249 104.16.35.249 104.16.36.249 104.16.37.249 104.16.34.249 | stackoverflow.com | cloudflare-nginx | OK | Cloudflare | XFO | OG Atom jQuery | ||||
| 2016-02 | stackoverflow.com | 54 | 104.16.34.249 104.16.33.249 104.16.36.249 104.16.35.249 104.16.37.249 | stackoverflow.com | cloudflare-nginx | OK | Cloudflare | XFO | OG Atom jQuery | ||||
| 2016-01 | stackoverflow.com | 55 | 104.16.34.249 104.16.35.249 104.16.36.249 104.16.37.249 104.16.33.249 | stackoverflow.com | cloudflare-nginx | OK | Cloudflare | XFO | OG Atom jQuery | ||||
| 2015-12 | stackoverflow.com | 54 | 104.16.37.249 104.16.33.249 104.16.36.249 104.16.35.249 104.16.34.249 | stackoverflow.com | cloudflare-nginx | OK | Cloudflare | XFO | OG Atom jQuery | ||||
| 2015-11 | stackoverflow.com | 55 | 104.16.33.249 104.16.36.249 104.16.35.249 104.16.37.249 104.16.34.249 | stackoverflow.com | cloudflare-nginx | OK | Cloudflare | XFO | OG Atom jQuery | ||||
| 2015-10 | stackoverflow.com | 52 | 198.252.206.16 | stackoverflow.com | OK | XFO | OG Atom jQuery | ||||||
| 2015-08 | stackoverflow.com | 51 | 104.16.106.85 104.16.105.85 104.16.103.85 104.16.102.85 104.16.104.85 | stackoverflow.com | cloudflare-nginx | OK | Cloudflare | XFO | OG Atom jQuery | ||||
| 2015-05 | stackoverflow.com | 51 | 198.252.206.16 | stackoverflow.com | OK | XFO | OG Atom jQuery | ||||||
| 2015-04 | stackoverflow.com | 48 | 198.252.206.140 | stackoverflow.com | OK | XFO | OG Atom jQuery | ||||||
| 2015-03 | stackoverflow.com | 49 | 198.252.206.140 | stackoverflow.com | OK | XFO | OG Atom jQuery | ||||||
| 2015-02 | stackoverflow.com | 56 | 198.252.206.140 | stackoverflow.com | OK | XFO | OG Atom jQuery | ||||||
| 2015-01 | stackoverflow.com | 55 | 198.252.206.140 | stackoverflow.com | OK | XFO | OG Atom jQuery | ||||||
| 2014-12 | stackoverflow.com | 55 | 198.252.206.140 | stackoverflow.com | RC4 | XFO | OG Atom jQuery | ||||||
| 2014-11 | stackoverflow.com | 49 | 198.252.206.16 | stackoverflow.com | * | XFO | OG Atom jQuery | ||||||
| 2014-10 | stackoverflow.com | 42 | 198.252.206.16 | stackoverflow.com | * | XFO | OG Atom jQuery | ||||||
| 2014-08 | stackoverflow.com | 42 | 198.252.206.16 | stackoverflow.com | * | XFO | OG Atom jQuery | ||||||
| 2014-07 | stackoverflow.com | 45 | 198.252.206.16 | stackoverflow.com | * | XFO | OG Atom jQuery | ||||||
| 2014-06 | stackoverflow.com | 48 | 198.252.206.140 | stackoverflow.com | * | XFO | OG Atom jQuery | ||||||
| 2014-05 | stackoverflow.com | 48 | 198.252.206.140 | stackoverflow.com | * | XFO | OG Atom jQuery | ||||||
| 2014-04 | stackoverflow.com | 49 | 198.252.206.140 | cloudflare.com | * | XFO | OG Atom jQuery | ||||||
| 2014-03 | stackoverflow.com | 50 | 198.252.206.140 | serverfault.com | * | XFO | OG Atom jQuery | ||||||
| 2014-02 | stackoverflow.com | 53 | 198.252.206.140 | serverfault.com | * | XFO | OG Atom jQuery | ||||||
| 2014-01 | stackoverflow.com | 52 | 198.252.206.16 | serverfault.com | * | XFO | OG Atom jQuery | ||||||
| 2013-12 | stackoverflow.com | 50 | 198.252.206.16 | serverfault.com | * | XHTML 1.0 | XFO | ||||||
| 2013-11 | stackoverflow.com | 50 | 198.252.206.16 | serverfault.com | * | XFO | |||||||
| 2013-10 | stackoverflow.com | 53 | 198.252.206.16 | serverfault.com | * | XFO |