This IP address has been reported a total of
95
times from
69 distinct
sources.
104.220.35.174 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.
(smtpauth) Failed SMTP AUTH login from 104.220.35.174 (US/United States/California/Woodland/-/[redac ...
show more(smtpauth) Failed SMTP AUTH login from 104.220.35.174 (US/United States/California/Woodland/-/[redacted])
show less
Fail2Ban report from jail 'postfix': 2026-09-01T14:29:18.228939+02:00 mail postfix/smtps/smtpd[38606 ...
show moreFail2Ban report from jail 'postfix': 2026-09-01T14:29:18.228939+02:00 mail postfix/smtps/smtpd[386061]: warning: unknown[104.220.35.174]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
show less
Yesterday, this IP was the source of 13 failed authentications targeting 11 unique usernames on our ...
show moreYesterday, this IP was the source of 13 failed authentications targeting 11 unique usernames on our Mail Server at 216.21.193.119.
show less
Sep 1 08:57:14 mail postfix/submission/smtpd[4061418]: warning: unknown[104.220.35.174]: SASL LOGIN ...
show moreSep 1 08:57:14 mail postfix/submission/smtpd[4061418]: warning: unknown[104.220.35.174]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep 1 08:57:14 mail postfix/submission/smtpd[4061418]: lost connection after AUTH from unknown[104.220.35.174]
...
show less