DNS Record Lookup

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

DNS Records for siu.edu

HostnameTypeTTLPriorityContent
siu.eduA0131.230.21.130
siu.eduMX0siu-edu.mail.protection.outlook.com
siu.eduSOA3600ns1.siu.edu network-engineering.siu.edu 2025111200 600 300 172800 3600
siu.eduNS0ns5.siu.edu
siu.eduNS0ns1.siu.edu
siu.eduNS0ns3.siu.edu
siu.eduNS0ns4.siu.edu
www.siu.eduA0131.230.21.130

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