RFC2136 update failed: bad return code: REFUSED

[13567436138]

externaldns update dns to powerdns ,why refuse

time="2025-03-02T08:52:54Z" level=info msg="Bad dns.Client.Exchange response: ;; opcode: UPDATE, status: REFUSED, id: 7555\n;; flags: qr aa; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0\n\n;; QUESTION SECTION:\n;com.\tIN\t SOA\n"
time="2025-03-02T08:52:54Z" level=error msg="RFC2136 update failed: bad return code: REFUSED"
time="2025-03-02T08:52:54Z" level=error msg="RFC2136 had errors in one or more of its batches: [bad return code: REFUSED]"

[Habbie]

Please share your configuration for both the client and pdns, and any logging from pdns.