DNS Record Lookup

Look up DNS records including A, AAAA, MX, NS, SOA, CNAME, TXT, and CAA records for any domain

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We’re building the network profile for opendata.cern — hosting, DNS, email and its network neighborhood will appear here shortly after this lookup is recorded.

DNS Records for opendata.cern

HostnameTypeTTLPriorityContent
opendata.cernNS0ext-dns-2.cern.ch
opendata.cernNS0ext-dns-1.cern.ch
opendata.cernA0137.138.6.31
opendata.cernSOA43200ext-dns-1.cern.ch external-dns.cern.ch 2019052003 43200 10800 604800 43200
opendata.cernAAAA02001:1458:201:8b::100:1c8

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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