SOA Lookup
Lookup Start of Authority (SOA) records for any domain.
SOA Record Lookup
Examples:
How to use
- Enter a domain name.
- Click Lookup SOA.
- Review the primary nameserver, admin email, serial number and zone timing values.
Frequently Asked Questions
What is an SOA record?
An SOA record defines important DNS zone information, including the primary nameserver, responsible mailbox, serial number, refresh, retry, expire and minimum TTL values.
Why is the SOA serial number important?
The serial number helps secondary nameservers determine whether a DNS zone has changed and needs to be refreshed.
