DNS Record Lookup

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

Hosting & Network

calk.in runs on AS399805, with DNS by AWS Route 53 and email via Proton.

Hosting network
AS399805AS399805
Managed DNS
AWS Route 53
Email
Proton
IPv6 (AAAA)
Enabled
CAA pinning
None

Sits alongside 3 other sites on AS399805. Stable here since we started watching (Aug 9, 2026).

The apex and www are the same hosting — the apex via A records.

DNS Records for calk.in

HostnameTypeTTLPriorityContent
calk.inAAAA02602:fc88::b579
calk.inNS0ns-229.awsdns-28.com
calk.inNS0ns-1039.awsdns-01.org
calk.inNS0ns-1972.awsdns-54.co.uk
calk.inNS0ns-749.awsdns-29.net
calk.inSOA86400ns-749.awsdns-29.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
calk.inTXT0protonmail-verification=86e9f58e4822b6dfb0b12a6937a31834cd5e689d
calk.inTXT0v=spf1 include:_spf.protonmail.ch -all
calk.inMX020mailsec.protonmail.ch
calk.inMX010mail.protonmail.ch
calk.inA023.179.144.0
www.calk.inA023.179.144.0
www.calk.inAAAA02602:fc88::b579

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Uptime

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DNS changes

We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.

TLS certificate

We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.

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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