DNS Record Lookup
Look up DNS records including A, AAAA, MX, NS, SOA, and CNAME records for any domain
DNS Records for b-cas.cn
| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| b-cas.cn | NS | 0 | ns2.julydns.com | |
| b-cas.cn | NS | 0 | ns1.julydns.com | |
| b-cas.cn | A | 0 | 137.175.86.211 | |
| b-cas.cn | SOA | 600 | ns1.julydns.com master.jmdns.com 1759648300 3600 1200 86400 600 | |
| www.b-cas.cn | A | 0 | 137.175.86.211 |
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