speedtest4.cesnet.cz
speedtest4.cesnet.cz is a live website hosted on CESNET z.s.p.o. (AS2852) in Czechia, served by Nginx. cl0q first saw it on 2025-05-21 and last crawled it on 2026-10-14. It resolves to 78.128.211.42. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.
How the site describes itself:
CESNET speedtest
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2025-05-21 |
| Last crawled | 2026-10-14 |
| IPv4 | 78.128.211.42 |
| Network | AS2852 CESNET z.s.p.o. · Central Bohemia |
| CNAME | perfmon4.cesnet.cz |
| Server | nginx/1.10.3 |