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Hosting & Network

janac.cz runs on AS24971, with email configured.

Hosting network
AS24971AS24971
Managed DNS
Self-hosted / other
Email
Configured
IPv6 (AAAA)
Enabled
CAA pinning
None

Sits alongside 3,258 other sites on AS24971. Stable here since we started watching (Jul 22, 2026).

The apex and www are the same hosting — the apex via A records, www via a CNAME to janac.cz.

DNS Records for janac.cz

HostnameTypeTTLPriorityContent
janac.czAAAA02a01:430:222::118
janac.czAAAA02a01:430:222::108
janac.czTXT0v=spf1 include:_spf.muj.cloud include:spf.seznam.cz ~all
janac.czTXT0google-site-verification=BvvGTt8tQuTKK46KN97GnW044MCN_wyCTAoB_EtKi3s
janac.czMX0201b23357d057b69bc.mx1.emailprofi.seznam.cz
janac.czMX0101b23357d057b69bc.mx2.emailprofi.seznam.cz
janac.czNS0ns2.muj.cloud
janac.czNS0ns3.muj.cloud
janac.czNS0ns1.muj.cloud
janac.czA089.185.255.108
janac.czA089.185.255.118
janac.czSOA3600ns1.muj.cloud domains.muj.cloud 18 86400 900 691200 3600
www.janac.czMX0201b23357d057b69bc.mx1.emailprofi.seznam.cz
www.janac.czMX0101b23357d057b69bc.mx2.emailprofi.seznam.cz
www.janac.czTXT0v=spf1 include:_spf.muj.cloud include:spf.seznam.cz ~all
www.janac.czTXT0google-site-verification=BvvGTt8tQuTKK46KN97GnW044MCN_wyCTAoB_EtKi3s
www.janac.czSOA3600ns1.muj.cloud domains.muj.cloud 18 86400 900 691200 3600
www.janac.czA089.185.255.118
www.janac.czA089.185.255.108
www.janac.czNS0ns2.muj.cloud
www.janac.czNS0ns3.muj.cloud
www.janac.czNS0ns1.muj.cloud
www.janac.czAAAA02a01:430:222::118
www.janac.czAAAA02a01:430:222::108
www.janac.czCNAME0janac.cz

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About DNS Records

DNS (Domain Name System) records are instructions that provide information about a domain, including its IP addresses, mail servers, and other services. Common record types include:

  • SOA (Start of Authority) - Contains administrative information about the zone
  • NS (Nameserver) - Specifies authoritative nameservers for the domain
  • A (Address) - Maps a domain to an IPv4 address
  • AAAA - Maps a domain to an IPv6 address
  • CNAME (Canonical Name) - Creates an alias pointing to another domain
  • MX (Mail Exchange) - Specifies mail servers for the domain