aa3c5bc1e91f11d7c80c1d6d76510825.d2c916ba35db46e3d44590bfe4a1b35f.706597415.sectigo.com IXFR zone transfer

Changes since SOA version

IXFR is a zone transfer request that returns changes since a specific SOA version. Enter the SOA version to request changes since then.

Not an apex domain The domain aa3c5bc1e91f11d7c80c1d6d76510825.d2c916ba35db46e3d44590bfe4a1b35f.706597415.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .