Domain · Tranco #54,248
ic.cz
ic.cz is ranked #54,248 among the world's most-visited sites (Tranco). It resolves to 77.48.29.193, hosted on onyx1.ic.cz, and presents a TLS certificate issued by Let's Encrypt. It is registered through REG-GRANSY (since 2001-08-26).
HTTP 301| Tranco rank | #54,248 |
|---|---|
| IPv4 | 77.48.29.193 |
| Hosting / reverse DNS | onyx1.ic.cz |
| Hosting network | AS16019 · VODAFONE-CZ-AS - Vodafone Czech Republic a.s., CZ |
| Nameservers | ns4.ic.cz, ns6.ic.cz |
| Mail servers (MX) | mail.ic.cz (10) |
| HTTP status | 301 → https://client.ic.cz// |
| Web server | nginx |
| Detected tech | nginx |
| TLS certificate | Let's Encrypt · expires 2026-09-08 |
| Registrar | REG-GRANSY |
| Registered | 2001-08-26 |
| Expires | 2026-08-27 |
| Registry nameservers | ns4.ic.cz, ns6.ic.cz |
Notable DNS TXT records
v=spf1 a mx include:spf.nubium.cz ip4:95.168.0.0/16 ip4:88.86.100.160/27 ip4:88.86.103.240/28 ip4:62.240.183.128/25 ip4:77.48.29.192/28 -all
More .cz domains
FAQ
What is the IP address of ic.cz?
ic.cz resolves to 77.48.29.193 (onyx1.ic.cz).
Who is the registrar for ic.cz?
ic.cz is registered through REG-GRANSY, first registered on 2001-08-26.
Who issued the SSL certificate for ic.cz?
The TLS/SSL certificate for ic.cz was issued by Let's Encrypt, valid until 2026-09-08.
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Start free on Mewayz →DNS/HTTP/TLS observed 2026-08-06; registration data via RDAP. Informational only. Download JSON · CSV · Browse domains