DNS Record Lookup
Look up DNS records including A, AAAA, MX, NS, SOA, and CNAME records for any domain
DNS Records for sourcefireinc.com
| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| sourcefireinc.com | MX | 0 | 10 | sourcefireinc.com.s9a1.psmtp.com |
| sourcefireinc.com | MX | 0 | 30 | sourcefireinc.com.s9b1.psmtp.com |
| sourcefireinc.com | MX | 0 | 40 | sourcefireinc.com.s9b2.psmtp.com |
| sourcefireinc.com | MX | 0 | 20 | sourcefireinc.com.s9a2.psmtp.com |
| sourcefireinc.com | NS | 0 | ns3.cisco.com | |
| sourcefireinc.com | NS | 0 | ns2.cisco.com | |
| sourcefireinc.com | NS | 0 | ns1.cisco.com | |
| sourcefireinc.com | SOA | 1800 | ns1.cisco.com postmaster.cisco.com 15 7200 1800 864000 1800 |
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