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Q & A DNS Records · August 21, 2026

Can I have more than one SOA record in a zone?

No. RFC 1035 requires exactly one SOA record at the zone apex. Multiple SOA records are invalid and will cause zone loading failures in most DNS server software.

Read the full guide
What Is an SOA Record? The DNS Zone's Control File Explained
The SOA record is DNS's control file — it governs zone transfers, cache TTLs, and negative response lifetimes. Every misconfiguration here ripples across every resolver on the internet.
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