The old code could incorrectly match "INSOA" in the RRSIG rdata when looking for the SOA record. (cherry picked from commit 2fc5f6fb2831697c79f75c50a769449ac561aad0)
The old code could incorrectly match "INSOA" in the RRSIG rdata when looking for the SOA record. (cherry picked from commit 2fc5f6fb2831697c79f75c50a769449ac561aad0)