This IP address has been reported a total of
24
times from
19 distinct
sources.
65.20.189.52 was first reported on
, and the most recent report was
.
Recent Reports:
We have received reports of abusive activity from this IP address within the last week. It is
potentially still actively engaged in abusive activities.
Blocked by UFW (TCP on 587)
Source port: 45188
TTL: 41
Packet length: 60
TOS: 0x00
This report (for ...
show moreBlocked by UFW (TCP on 587)
Source port: 45188
TTL: 41
Packet length: 60
TOS: 0x00
This report (for 65.20.189.52) was generated by:
https://github.com/sefinek/UFW-AbuseIPDB-Reporter
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Aug 20 08:45:51 mail postfix/submission/smtpd[1705]: warning: unknown[65.20.189.52]: SASL LOGIN auth ...
show moreAug 20 08:45:51 mail postfix/submission/smtpd[1705]: warning: unknown[65.20.189.52]: SASL LOGIN authentication failed: authentication failure
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2026-08-20 10:26:25.358 [515986] no host name found for IP address 65.20.189.52
2026-08-20 10:26:34. ...
show more2026-08-20 10:26:25.358 [515986] no host name found for IP address 65.20.189.52
2026-08-20 10:26:34.449 [515986] dovecot_login authenticator failed for ([65.20.251.170]) [65.20.189.52]:46908 I=[217.197.86.168]:587 Ci=515986: 535 Incorrect authentication data
2026-08-20 10:26:35.460 [515986] no MAIL in SMTP connection from ([65.20.251.170]) [65.20.189.52]:46908 I=[217.197.86.168]:587 Ci=515986 D=10s X=TLS1.2:ECDHE_SECP256R1__ECDSA_SHA512__AES_256_GCM:256 CV=no C=EHLO,STARTTLS,EHLO,AUTH
...
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Email account brute force: 1 attempts were recorded from 65.20.189.52
2026-08-20T09:37:51+02:00 warn ...
show moreEmail account brute force: 1 attempts were recorded from 65.20.189.52
2026-08-20T09:37:51+02:00 warning: unknown[65.20.189.52]: SASL LOGIN authentication failed: authentication failure, [email protected]show less
Aug 20 03:24:46 mail postfix/submission/smtpd[17265]: warning: unknown[65.20.189.52]: SASL LOGIN aut ...
show moreAug 20 03:24:46 mail postfix/submission/smtpd[17265]: warning: unknown[65.20.189.52]: SASL LOGIN authentication failed: authentication failure
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