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AbuseIPDB » 154.74.140.66

154.74.140.66 was found in our database!

This IP was reported 100 times. Confidence of Abuse is 54%: ?

54%

ISP	MIC TANZANIA LTD PLC
Usage Type	Fixed Line ISP
ASN	AS37035
Domain Name	yas.co.tz
Country	🇹🇿 Tanzania, the United Republic of
City	Dar es Salaam, Dar es Salaam Region

IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Report 154.74.140.66

Whois 154.74.140.66

IP Abuse Reports for 154.74.140.66:

This IP address has been reported a total of 100 times from 46 distinct sources. 154.74.140.66 was first reported on September 3rd 2024, and the most recent report was 6 days ago.

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.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇨🇭 Origon	2026-07-09 13:45:31 (6 days ago)	NOQUEUE - IP: 154.74.140.66 - Jul 9 15:45:31 plesk postfix/smtpd[3696588]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 154.74.140.66 - Jul 9 15:45:31 plesk postfix/smtpd[3696588]: NOQUEUE: reject: RCPT from unknown[154.74.140.66]: 554 5.7.1 Service unavailable; Client host [154.74.140.66] blocked using dnsbl-1.uceprotect.net; IP 154.74.140.66 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=154.74.140.66; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<154.74.140.66> show less	Email Spam
🇩🇪 filstal.org	2026-07-09 08:36:03 (6 days ago)	CrowdSec: crowdsecurity/postfix-helo-rejected	Email Spam
Anonymous	2026-07-09 06:35:11 (6 days ago)	2026-07-09T08:35:09.887091+02:00 gollum postfix/smtpd[2540999]: NOQUEUE: reject: RCPT from unknown[1 ... show more 2026-07-09T08:35:09.887091+02:00 gollum postfix/smtpd[2540999]: NOQUEUE: reject: RCPT from unknown[154.74.140.66]: 554 5.7.1 Service unavailable; Client host [154.74.140.66] blocked using zen.spamhaus.org; Listed by XBL, see https://check.spamhaus.org/query/ip/154.74.140.66 / Listed by CSS, see https://check.spamhaus.org/query/ip/154.74.140.66 / Listed by PBL, see https://check.spamhaus.org/query/ip/154.74.140.66; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<154.74.140.66> ... show less	Email Spam
Anonymous	2026-07-08 19:58:20 (6 days ago)	SpamAssassin score 16.0 exceeded block threshold 15.0	Email Spam
🇳🇱 soverin	2026-07-07 23:40:03 (1 week ago)	spam	Email Spam
🇩🇪 Viveronese	2026-07-07 21:46:40 (1 week ago)	SASL LOGIN authentication failed	Brute-Force
🇨🇭 Origon	2026-07-06 11:05:58 (1 week ago)	NOQUEUE - IP: 154.74.140.66 - Jul 6 13:05:58 plesk postfix/smtpd[659417]: NOQUEUE: reject: RCPT fro ... show more NOQUEUE - IP: 154.74.140.66 - Jul 6 13:05:58 plesk postfix/smtpd[659417]: NOQUEUE: reject: RCPT from unknown[154.74.140.66]: 554 5.7.1 Service unavailable; Client host [154.74.140.66] blocked using dnsbl-1.uceprotect.net; IP 154.74.140.66 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=154.74.140.66; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<154.74.140.66> show less	Email Spam
🇳🇱 soverin	2026-06-23 10:12:02 (3 weeks ago)	spam	Email Spam
🇳🇱 Grad	2026-06-23 08:27:10 (3 weeks ago)	Jun 23 10:27:10 server postfix/smtpd[1462707]: NOQUEUE: reject: RCPT from unknown[154.74.140.66]: 45 ... show more Jun 23 10:27:10 server postfix/smtpd[1462707]: NOQUEUE: reject: RCPT from unknown[154.74.140.66]: 450 4.7.1 Client host rejected: cannot find your reverse hostname, [154.74.140.66]; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<154.74.140.66> ... show less	Email Spam Brute-Force
Anonymous	2026-06-23 05:38:31 (3 weeks ago)	SMTP scanner - relay access denied	Brute-Force Exploited Host
🇩🇪 mnpx	2026-06-23 05:16:37 (3 weeks ago)	SMTP brute forcing (3× over 0h:01m); first seen here 2026-06-23T05:16Z	Brute-Force
🇳🇱 soverin	2026-06-21 05:00:04 (3 weeks ago)	spam	Email Spam
🇪🇸 librebit	2026-06-18 03:21:47 (3 weeks ago)	Listed IP in blacklist by postfix/dnsblog	Spoofing
🇨🇭 Origon	2026-06-17 20:44:21 (3 weeks ago)	NOQUEUE - IP: 154.74.140.66 - Jun 17 22:44:21 plesk postfix/smtpd[2043629]: NOQUEUE: reject: RCPT f ... show more NOQUEUE - IP: 154.74.140.66 - Jun 17 22:44:21 plesk postfix/smtpd[2043629]: NOQUEUE: reject: RCPT from unknown[154.74.140.66]: 554 5.7.1 Service unavailable; Client host [154.74.140.66] blocked using dnsbl-1.uceprotect.net; IP 154.74.140.66 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=154.74.140.66; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<154.74.140.66> show less	Email Spam
🇬🇧 Bytemark	2026-06-12 00:42:21 (1 month ago)	Jun 12 01:42:20 dlcentre3 postfix/smtpd[25349]: NOQUEUE: reject: RCPT from unknown[154.74.140.66]: 5 ... show more Jun 12 01:42:20 dlcentre3 postfix/smtpd[25349]: NOQUEUE: reject: RCPT from unknown[154.74.140.66]: 554 5.7.1 Service unavailable; Client host [154.74.140.66] blocked using cbl.abuseat.org; Listed by XBL, see https://check.spamhaus.org/query/ip/154.74.140.66; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<154.74.140.66> show less	Email Spam Spoofing Brute-Force Exploited Host

Showing 1 to 15 of 100 reports

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