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 53e22c0b76aeb3027b48a27f37bca8cf.1cb5a53dac1b4d05d2f3de7a61bbdd80.691004488.sectigo.com is not the root of its zone.
Instead, try zone transfer on sectigo.com .
Instead, try zone transfer on sectigo.com .