This IP address has been reported a total of
23
times from
16 distinct
sources.
34.104.253.140 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 34.104.253.140 (JP/Japan/140.253.104.34.bc.googleusercontent. ...
show more(smtpauth) Failed SMTP AUTH login from 34.104.253.140 (JP/Japan/140.253.104.34.bc.googleusercontent.com)
show less
(smtpauth) Failed SMTP AUTH login from 34.104.253.140 (JP/Japan/140.253.104.34.bc.googleusercontent. ...
show more(smtpauth) Failed SMTP AUTH login from 34.104.253.140 (JP/Japan/140.253.104.34.bc.googleusercontent.com)
show less
Brute-Force
Anonymous
(smtpauth) Failed SMTP AUTH login from 34.104.253.140 (JP/Japan/140.253.104.34.bc.googleusercontent. ...
show more(smtpauth) Failed SMTP AUTH login from 34.104.253.140 (JP/Japan/140.253.104.34.bc.googleusercontent.com)
show less
CSF Auto Report: (smtpauth) Failed SMTP AUTH login from 34.104.253.140 (JP/Japan/140.253.104.34.bc.g ...
show moreCSF Auto Report: (smtpauth) Failed SMTP AUTH login from 34.104.253.140 (JP/Japan/140.253.104.34.bc.googleusercontent.com): 4 in the last 3600 secs
show less
Fail2Ban report from jail 'postfix': 2026-07-30T07:20:43.155947+02:00 mail postfix/submission/smtpd[ ...
show moreFail2Ban report from jail 'postfix': 2026-07-30T07:20:43.155947+02:00 mail postfix/submission/smtpd[1685034]: warning: 140.253.104.34.bc.googleusercontent.com[34.104.253.140]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
show less