This IP address has been reported a total of
5
times from
5 distinct
sources.
5.251.2.54 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.
Jun 19 03:49:06 mailman postfix/smtpd[20040]: NOQUEUE: reject: RCPT from 5.251.2.54.dynamic.telecom. ...
show moreJun 19 03:49:06 mailman postfix/smtpd[20040]: NOQUEUE: reject: RCPT from 5.251.2.54.dynamic.telecom.kz[5.251.2.54]: 554 5.7.1 Service unavailable; Client host [5.251.2.54] blocked using sbl-xbl.spamhaus.org; Listed by XBL, see https://check.spamhaus.org/query/ip/5.251.2.54 / Listed by CSS, see https://check.spamhaus.org/query/ip/5.251.2.54; from=<wordswithfriends[at][redacted]> to=<wordswithfriends[at][redacted]> proto=ESMTP helo=<[5.251.2.54]>
Jun 19 04:02:38 mailman postfix/smtpd[26559]: NOQUEUE: reject: RCPT from 5.251.2.54.dynamic.telecom.kz[5.251.2.54]: 554 5.7.1 Service unavailable; Client host [5.251.2.54] blocked using sbl-xbl.spamhaus.org; Listed by CSS, see https://check.spamhaus.org/query/ip/5.251.2.54 / Listed by XBL, see https://check.spamhaus.org/query/ip/5.251.2.54; from=<wordswithfriends[at][redacted]> to=<wordswithfriends[at][redacted]> proto=ESMTP helo=<[5.251.2.54]>
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NOQUEUE - IP: 5.251.2.54 - Jun 19 01:54:31 plesk postfix/smtpd[18846]: NOQUEUE: reject: RCPT from 5 ...
show moreNOQUEUE - IP: 5.251.2.54 - Jun 19 01:54:31 plesk postfix/smtpd[18846]: NOQUEUE: reject: RCPT from 5.251.2.54.dynamic.telecom.kz[5.251.2.54]: 554 5.7.1 Service unavailable; Client host [5.251.2.54] blocked using dnsbl-3.uceprotect.net; Your ISP KAZTELECOM-AS, KZ/AS9198 is UCEPROTECT-Level3 listed because of a spamscore of 250.4. See: http://www.uceprotect.net/rblcheck.php?ipr=5.251.2.54; from=<[email protected]> to=<REDACTED@REDACTED> proto=ESMTP helo=<[5.251.2.54]>
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Fail2Ban report from jail 'pregreet': 2026-06-18T19:09:36.617758+02:00 mail postfix/postscreen[40964 ...
show moreFail2Ban report from jail 'pregreet': 2026-06-18T19:09:36.617758+02:00 mail postfix/postscreen[4096481]: PREGREET 19 after 0.21 from [5.251.2.54]:53193: EHLO [5.251.2.54]\r\n
...
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