DNS Record Lookup
Look up DNS records including A, AAAA, MX, NS, SOA, and CNAME records for any domain
DNS Records for sems1991.com
| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| sems1991.com | A | 0 | 121.40.151.124 | |
| sems1991.com | SOA | 1800 | ns1.22.cn dnsadmin.22.cn 1775455214 3600 300 1209600 1800 | |
| sems1991.com | MX | 0 | 10 | mxbiz2.qq.com |
| sems1991.com | MX | 0 | 5 | mxbiz1.qq.com |
| sems1991.com | NS | 0 | ns1.22.cn | |
| sems1991.com | NS | 0 | ns2.22.cn | |
| www.sems1991.com | A | 0 | 121.40.151.124 |
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