This IP address has been reported a total of
33
times from
32 distinct
sources.
34.78.137.40 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.
2026-06-06T08:23:46.785100+02:00 "xxx" postfix/smtpd[611359]: connect from 40.137.78.34.bc.googleuse ...
show more2026-06-06T08:23:46.785100+02:00 "xxx" postfix/smtpd[611359]: connect from 40.137.78.34.bc.googleusercontent.com[34.78.137.40]
2026-06-06T08:23:46.806776+02:00 "xxx" postfix/smtpd[611359]: lost connection after CONNECT from 40.137.78.34.bc.googleusercontent.com[34.78.137.40]
2026-06-06T08:23:46.806974+02:00 "xxx" postfix/smtpd[611359]: disconnect from 40.137.78.34.bc.googleusercontent.com[34.78.137.40] commands=0/0
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2026-06-06T09:41:30.453492+00:00 s1.vvhsys.de postfix/postscreen[996992]: PREGREET 18 after 0.01 fro ...
show more2026-06-06T09:41:30.453492+00:00 s1.vvhsys.de postfix/postscreen[996992]: PREGREET 18 after 0.01 from [34.78.137.40]:24096: EHLO example.com\r\n
2026-06-06T09:41:30.692417+00:00 s1.vvhsys.de postfix/postscreen[996992]: PREGREET 1023 after 0 from [34.78.137.40]:24110: \026\003\001\005\304\001\000\005\300\003\003\312>\270\300\301\251g\347T\272J\0371\264&\335\345\030\t
...
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2026-06-06T03:33:09.750650-04:00 mail postfix/smtpd[3495146]: lost connection after EHLO from 40.137 ...
show more2026-06-06T03:33:09.750650-04:00 mail postfix/smtpd[3495146]: lost connection after EHLO from 40.137.78.34.bc.googleusercontent.com[34.78.137.40]
2026-06-06T03:33:09.834507-04:00 mail postfix/smtpd[3495151]: improper command pipelining after CONNECT from 40.137.78.34.bc.googleusercontent.com[34.78.137.40]: HELP\r\n
2026-06-06T03:33:17.334270-04:00 mail postfix/smtpd[3495151]: lost connection after UNKNOWN from 40.137.78.34.bc.googleusercontent.com[34.78.137.40]
...
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Unsolicited TCP connection from 34.78.137.40 to port 0 at 2026-06-06T07:32:15Z. Source IP completed ...
show moreUnsolicited TCP connection from 34.78.137.40 to port 0 at 2026-06-06T07:32:15Z. Source IP completed three-way handshake to non-public service on this host. Detected by automated intrusion monitoring.
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2026-06-06T12:57:35.198185+07:00 rapi postfix/smtpd[4167068]: lost connection after EHLO from 40.137 ...
show more2026-06-06T12:57:35.198185+07:00 rapi postfix/smtpd[4167068]: lost connection after EHLO from 40.137.78.34.bc.googleusercontent.com[34.78.137.40]
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2026-06-06T14:32:54.965492+09:00 ssv02 postfix/smtpd[994810]: improper command pipelining after CONN ...
show more2026-06-06T14:32:54.965492+09:00 ssv02 postfix/smtpd[994810]: improper command pipelining after CONNECT from 40.137.78.34.bc.googleusercontent.com[34.78.137.40]: HELP\r\n
...
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Brute-Force
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