Contacts

  • Holder

    SB:GLOBE-SGLO000001

  • Administrative

    ACTIVE24-HOSTMASTER

  • Registrar

    ACTIVE 24, s.r.o. REG-ACTIVE24

    Sokolovská 394/17
    Praha 8
    186 00
    CZ

    +420.234262000

Website

Answer
200 OKin 71 ms
Ends at
https://www.websupport.cz/
Redirects
  • http://cz.cz/ (301)
  • http://websupport.cz (301)
Title
Websupport | Registrace domén a nejspolehlivější hosting
Server
nginx
Protocols
HTTP/2
www
No answer in time

DNS records

cz.cz

A
TTL 1 day
NS
TTL 1 day
SOA
  • Primary server
    ns.servery.cz
    Contact
    hostmaster@active24.cz
    Serial
    2017021701
    Refresh
    3 hours
    Retry
    30 min
    Expire
    14 days
    Negative TTL
    1 day
TTL 1 hour
CAA
None: any certificate authority may issue for this name

www.cz.cz

A
TTL 1 day

As beta.ns.active24.cz answers them

Reputation

Domain blocklists

  • Spamhaus DBL Not listed
  • SURBL Not listed
  • URIBL Not listed

Rankings

4,392,644 Tranco rank up from 4,422,034 on 2026-10-22
4.69Open PageRank, out of 10
359,242Open PageRank position
59Referring domains

From Tranco and Open PageRank

DNSSEC

Every link from the root to cz.cz verifies.

. Verified

  • Found 3 DNSKEY records for .
  • DS=20326/SHA-256 verifies DNSKEY=20326/SEP
  • DS=38696/SHA-256 verifies DNSKEY=38696/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=38696 and DNSKEY=38696/SEP verifies the DNSKEY RRset

cz Verified

  • Found 1 DS records for cz in the . zone
  • DS=20237/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=8763 and DNSKEY=8763 verifies the DS RRset
  • Found 2 DNSKEY records for cz
  • DS=20237/SHA-256 verifies DNSKEY=20237/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=20237 and DNSKEY=20237/SEP verifies the DNSKEY RRset

cz.cz Verified

  • Found 1 DS records for cz.cz in the cz zone
  • DS=22941/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=20081 and DNSKEY=20081 verifies the DS RRset
  • Found 2 DNSKEY records for cz.cz
  • DS=22941/SHA-256 verifies DNSKEY=22941/SEP
  • Found 2 RRSIGs over DNSKEY RRset
  • RRSIG=22941 and DNSKEY=22941/SEP verifies the DNSKEY RRset
  • RRSIG=33072 over the DNSKEY RRset was made with a key that is not trusted here
  • Found 1 RRSIGs over SOA RRset
  • RRSIG=33072 and DNSKEY=33072 verifies the SOA RRset