Spamassassin updates are working well now. The automatic update of 01:30am worked without updating, there were no updates.
Feb 14 01:26:41.758 [4300] dbg: dns: 0.0.4.updates.spamassassin.org => 1923721, parsed as 1923721
Feb 14 01:26:41.758 [4300] dbg: channel: current version is 1923721, new version is 1923721, skipping channel
Feb 14 01:26:41.759 [4300] dbg: diag: updates complete, exiting with code 1
Task scheduled at 07:30hrs has successfully updated Spamassassin.
Feb 14 07:30:15.464 [8004] dbg: channel: metadata version = 1923721, from file C:\\MDaemon\\spamassassin\\default_rules\\updates_spamassassin_org.cf
Feb 14 07:30:15.538 [8004] dbg: dns: 0.0.4.updates.spamassassin.org => 1923772, parsed as 1923772
Spamassassin makes this DNS query to know if there is a new version. The TXT value is the version, TXT value is compared to what is saved in file updates_spamassassin_org.cf.
dig 0.0.4.updates.spamassassin.org txt
; <<>> DiG 9.18.18-0ubuntu0.22.04.2-Ubuntu <<>> 0.0.4.updates.spamassassin.org txt
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 3045
;; flags: qr rd ad; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 0
;; WARNING: recursion requested but not available
;; QUESTION SECTION:
;0.0.4.updates.spamassassin.org. IN TXT
;; ANSWER SECTION:
0.0.4.updates.spamassassin.org. 0 IN CNAME 3.3.3.updates.spamassassin.org.
3.3.3.updates.spamassassin.org. 0 IN TXT "1923772"
;; Query time: 10 msec
;; SERVER: 172.21.160.1#53(172.21.160.1) (UDP)
;; WHEN: Fri Feb 14 08:13:26 CET 2025
;; MSG SIZE rcvd: 172