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AbuseIPDB » 103.239.54.81

103.239.54.81 was found in our database!

This IP was reported 36 times. Confidence of Abuse is 51%: ?

51%

ISP	Cogetel Ltd, Online ISP, Cambodia
Usage Type	Fixed Line ISP
ASN	AS23673
Hostname(s)	cogetel-81-54-239-103.online.com.kh
Domain Name	cogetel.com.kh
Country	🇰🇭 Cambodia
City	Phnom Penh, Phnom Penh

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

Report 103.239.54.81

Whois 103.239.54.81

IP Abuse Reports for 103.239.54.81:

This IP address has been reported a total of 36 times from 25 distinct sources. 103.239.54.81 was first reported on November 12th 2024, and the most recent report was 4 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
🇩🇪 ozdreamwalk	2026-07-09 12:55:41 (4 days ago)	Spam email content, infected attachments, and phishing emails.	Email Spam
🇨🇭 Origon	2026-07-09 04:31:13 (4 days ago)	NOQUEUE - IP: 103.239.54.81 - Jul 9 06:31:13 plesk postfix/smtpd[2706052]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 103.239.54.81 - Jul 9 06:31:13 plesk postfix/smtpd[2706052]: NOQUEUE: reject: RCPT from unknown[103.239.54.81]: 554 5.7.1 Service unavailable; Client host [103.239.54.81] blocked using dnsbl-1.uceprotect.net; IP 103.239.54.81 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=103.239.54.81; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<cogetel-81-54-239-103.online.com.kh> show less	Email Spam
Anonymous	2026-07-06 21:16:35 (1 week ago)	SpamAssassin score 20.6 exceeded block threshold 15.0	Email Spam
Anonymous	2026-07-06 20:06:45 (1 week ago)	SPAM EMAIL 103.239.54.81 (RBL_TRIGGER)	Email Spam
🇩🇪 Viveronese	2026-07-06 15:34:09 (1 week ago)	SASL LOGIN authentication failed	Brute-Force
🇩🇪 Jochen Pretli	2026-07-06 12:34:26 (1 week ago)	connection to honeypot	Email Spam Port Scan
🇨🇭 Origon	2026-07-06 01:42:39 (1 week ago)	NOQUEUE - IP: 103.239.54.81 - Jul 6 03:42:39 plesk postfix/smtpd[4042886]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 103.239.54.81 - Jul 6 03:42:39 plesk postfix/smtpd[4042886]: NOQUEUE: reject: RCPT from unknown[103.239.54.81]: 554 5.7.1 Service unavailable; Client host [103.239.54.81] blocked using dnsbl-1.uceprotect.net; IP 103.239.54.81 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=103.239.54.81; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<cogetel-81-54-239-103.online.com.kh> show less	Email Spam
🇨🇭 Origon	2026-06-28 12:17:30 (2 weeks ago)	NOQUEUE - IP: 103.239.54.81 - Jun 28 14:17:30 plesk postfix/smtpd[3295610]: NOQUEUE: reject: RCPT f ... show more NOQUEUE - IP: 103.239.54.81 - Jun 28 14:17:30 plesk postfix/smtpd[3295610]: NOQUEUE: reject: RCPT from unknown[103.239.54.81]: 554 5.7.1 Service unavailable; Client host [103.239.54.81] blocked using dnsbl-1.uceprotect.net; IP 103.239.54.81 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=103.239.54.81; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<cogetel-81-54-239-103.online.com.kh> show less	Email Spam
🇬🇧 PeravixGroup	2026-06-25 02:30:27 (2 weeks ago)	Honeypot detection: Web application scanning / reconnaissance attempt on port 8080. Severity: LOW. A ... show more Honeypot detection: Web application scanning / reconnaissance attempt on port 8080. Severity: LOW. Aaran.cloud show less	Port Scan Bad Web Bot
🇳🇱 soverin	2026-06-24 06:45:03 (2 weeks ago)	spam	Email Spam
🇩🇪 filstal.org	2026-06-19 07:41:03 (3 weeks ago)	CrowdSec: crowdsecurity/postfix-helo-rejected	Email Spam
🇨🇭 Origon	2026-06-18 15:33:49 (3 weeks ago)	NOQUEUE - IP: 103.239.54.81 - Jun 18 17:33:49 plesk postfix/smtpd[3550903]: NOQUEUE: reject: RCPT f ... show more NOQUEUE - IP: 103.239.54.81 - Jun 18 17:33:49 plesk postfix/smtpd[3550903]: NOQUEUE: reject: RCPT from unknown[103.239.54.81]: 554 5.7.1 Service unavailable; Client host [103.239.54.81] blocked using dnsbl-1.uceprotect.net; IP 103.239.54.81 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=103.239.54.81; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<cogetel-81-54-239-103.online.com.kh> show less	Email Spam
🇬🇧 Joe-Mark	2026-06-18 02:12:53 (3 weeks ago)	Found Mcafee IP Poor Reputation Blocklist . proto=tcp . spt=43736 . dpt=25 . NFTABLES . ... show more Found Mcafee IP Poor Reputation Blocklist . proto=tcp . spt=43736 . dpt=25 . NFTABLES . (XLIX) show less	Email Spam
🇩🇪 Viveronese	2026-05-31 10:37:19 (1 month ago)	SASL LOGIN authentication failed	Brute-Force
Anonymous	2026-05-31 09:34:39 (1 month ago)	2026-05-31T11:34:37.783096+02:00 gollum postfix/smtpd[1687117]: NOQUEUE: reject: RCPT from unknown[1 ... show more 2026-05-31T11:34:37.783096+02:00 gollum postfix/smtpd[1687117]: NOQUEUE: reject: RCPT from unknown[103.239.54.81]: 554 5.7.1 Service unavailable; Client host [103.239.54.81] blocked using zen.spamhaus.org; Listed by PBL, see https://check.spamhaus.org/query/ip/103.239.54.81 / Listed by XBL, see https://check.spamhaus.org/query/ip/103.239.54.81 / Listed by CSS, see https://check.spamhaus.org/query/ip/103.239.54.81; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<cogetel-81-54-239-103.online.com.kh> ... show less	Email Spam

Showing 1 to 15 of 36 reports

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