DNS Record Lookup
Look up DNS records including A, AAAA, MX, NS, SOA, and CNAME records for any domain
DNS Records for ustc.edu.cn
| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| ustc.edu.cn | SOA | 600 | ns.ustc.edu.cn james.ustc.edu.cn 2024111785 1200 900 604800 600 | |
| ustc.edu.cn | NS | 0 | mx.ustc.edu.cn | |
| ustc.edu.cn | NS | 0 | ns.ustc.edu.cn | |
| ustc.edu.cn | MX | 0 | 5 | smtp2.ustc.edu.cn |
| ustc.edu.cn | MX | 0 | 5 | smtp.ustc.edu.cn |
| ustc.edu.cn | AAAA | 0 | 2001:da8:d800:642::248 | |
| ustc.edu.cn | A | 0 | 202.38.64.246 | |
| www.ustc.edu.cn | A | 0 | 218.104.71.168 | |
| www.ustc.edu.cn | AAAA | 0 | 2001:da8:d800:642::246 |
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