DNS Record Lookup

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

Hosting & Network

0x4d.us runs on AS7979.

Hosting network
AS7979AS7979
Managed DNS
Self-hosted / other
Email
None
IPv6 (AAAA)
Not enabled
CAA pinning
None

Sits alongside 1,053 other sites on AS7979. Stable here since we started watching (Aug 6, 2026).

DNS Records for 0x4d.us

HostnameTypeTTLPriorityContent
0x4d.usSOA3600ns1.server.lu admin.server.lu 1605643441 10800 1800 3024000 3600
0x4d.usA0188.42.44.206
0x4d.usNS0ns2.server.lu
0x4d.usNS0ns1.server.lu

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Beta

Answers use the live DNS records shown on this page. AI-generated — double-check anything important.

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Uptime

We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.

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