Look up DNS records including A, AAAA, MX, NS, SOA, and CNAME records for any domain What's up with DNS → Our daily roundup of the most interesting DNS changes across the web — hosting and CDN migrations, network moves, and security-config shifts. Get alerted the moment DNS changes This page is today's snapshot. Turn on monitoring and we'll watch the domains that matter to you continuously, notifying you the moment anything moves across all three signals: 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. We watch NS, MX, CAA, CNAME, TXT 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.

Free for your first domain: uptime, DNS, and certificate together. No credit card. 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