JavaScript is disabled. Some features of this site may not work properly. For a smoother experience, please enable JavaScript in your browser settings.

AbuseIPDB » 161.38.201.137

161.38.201.137 was found in our database!

This IP was reported 15 times. Confidence of Abuse is 38%: ?

38%

ISP	Mailgun Technologies Inc.
Usage Type	Data Center/Web Hosting/Transit
ASN	AS396479
Hostname(s)	v5137.v5075e2e3.usw1.send.mailgun.net
Domain Name	mailgun.com
Country	🇺🇸 United States of America
City	San Antonio, Texas

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

Report 161.38.201.137

Whois 161.38.201.137

IP Abuse Reports for 161.38.201.137:

This IP address has been reported a total of 15 times from 7 distinct sources. 161.38.201.137 was first reported on July 15th 2026, and the most recent report was 1 day 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
🇺🇸 DiodeDave	2026-10-14 20:22:49 (1 day ago)	Attempted access after blacklisting	Email Spam
🇩🇪 ksol-hostmaster	2026-10-09 01:43:01 (1 week ago)	Oct 9 03:43:00 ksol postfix/postscreen[82805]: NOQUEUE: reject: RCPT from [161.38.201.137]:32660: 5 ... show more Oct 9 03:43:00 ksol postfix/postscreen[82805]: NOQUEUE: reject: RCPT from [161.38.201.137]:32660: 550 5.7.1 Service unavailable; client [161.38.201.137] blocked using bl.spamcop.net; from=<anonymized@email>, to=<anonymized@email>, proto=ESMTP, helo=<v5137.v5075e2e3.usw1.send.mailgun.net> ... show less	Email Spam
🇨🇭 ALPHANET	2026-10-07 14:33:19 (1 week ago)	spam trap	Email Spam
🇨🇭 Origon	2026-10-01 16:12:52 (2 weeks ago)	NOQUEUE - IP: 161.38.201.137 - Oct 1 18:12:52 plesk postfix/smtpd[2576516]: NOQUEUE: reject: RCPT f ... show more NOQUEUE - IP: 161.38.201.137 - Oct 1 18:12:52 plesk postfix/smtpd[2576516]: NOQUEUE: reject: RCPT from v5137.v5075e2e3.usw1.send.mailgun.net[161.38.201.137]: 554 5.7.1 Service unavailable; Client host [161.38.201.137] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?161.38.201.137; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<v5137.v5075e2e3.usw1.send.mailgun.net> show less	Email Spam
🇺🇸 DiodeDave	2026-09-30 22:29:57 (2 weeks ago)	Attempted access after blacklisting	Email Spam
🇮🇹 bancix	2026-09-30 21:44:02 (2 weeks ago)	2026-09-30T23:44:01.330186+02:00 mail postfix/smtpd[3992458]: NOQUEUE: reject: RCPT from v5137.v5075 ... show more 2026-09-30T23:44:01.330186+02:00 mail postfix/smtpd[3992458]: NOQUEUE: reject: RCPT from v5137.v5075e2e3.usw1.send.mailgun.net[161.38.201.137]: 554 5.7.1 Service unavailable; Client host [161.38.201.137] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?161.38.201.137; from=<bounce+b0b2e5.63af5d-info=fondazionecorazzin.it@mg-d0.substack.com> to=<[email protected]> proto=ESMTP helo=<v5137.v5075e2e3.usw1.send.mailgun.net> ... show less	Fraud Orders DDoS Attack Email Spam
🇦🇷 lzambrana	2026-09-30 10:58:13 (2 weeks ago)	Repeated unauthorized SMTP relay attempts against your mail server. Automated spam and spoofing	Email Spam Brute-Force
🇺🇸 xmission.com	2026-09-18 01:46:57 (4 weeks ago)	Sourced 1 spam messages over 3x XMissions threshold. Highest score: 38.9. Latest msgid suffix: ...f1 ... show more Sourced 1 spam messages over 3x XMissions threshold. Highest score: 38.9. Latest msgid suffix: ...f183d83de1 show less	Email Spam
🇺🇸 xmission.com	2026-09-06 09:05:54 (1 month ago)	Sourced 1 spam messages over 3x XMissions threshold. Highest score: 41.9. Latest msgid suffix: ...01 ... show more Sourced 1 spam messages over 3x XMissions threshold. Highest score: 41.9. Latest msgid suffix: ...01cf157bda show less	Email Spam
🇺🇸 DiodeDave	2026-09-02 15:35:43 (1 month ago)	Attempted access after blacklisting	Email Spam
🇺🇸 xmission.com	2026-08-12 17:28:35 (2 months ago)	Sourced 2 spam messages over 3x XMissions threshold. Highest score: 29.0. Latest msgid suffix: ...5d ... show more Sourced 2 spam messages over 3x XMissions threshold. Highest score: 29.0. Latest msgid suffix: ...5d2c57da0e show less	Email Spam
🇨🇭 Origon	2026-08-03 13:17:43 (2 months ago)	NOQUEUE - IP: 161.38.201.137 - Aug 3 15:17:43 plesk postfix/smtpd[1545461]: NOQUEUE: reject: RCPT f ... show more NOQUEUE - IP: 161.38.201.137 - Aug 3 15:17:43 plesk postfix/smtpd[1545461]: NOQUEUE: reject: RCPT from v5137.v5075e2e3.usw1.send.mailgun.net[161.38.201.137]: 554 5.7.1 Service unavailable; Client host [161.38.201.137] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?161.38.201.137; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<v5137.v5075e2e3.usw1.send.mailgun.net> show less	Email Spam
🇺🇸 DiodeDave	2026-07-26 18:00:04 (2 months ago)	Attempted access after blacklisting	Email Spam
🇺🇸 xmission.com	2026-07-16 21:42:02 (2 months ago)	Sourced 1 spam messages over 3x XMissions threshold. Highest score: 27.4. Latest msgid suffix: ...cd ... show more Sourced 1 spam messages over 3x XMissions threshold. Highest score: 27.4. Latest msgid suffix: ...cd2148f0c8 show less	Email Spam
🇨🇭 Origon	2026-07-15 05:13:07 (3 months ago)	NOQUEUE - IP: 161.38.201.137 - Jul 15 07:13:07 plesk postfix/smtpd[385473]: NOQUEUE: reject: RCPT f ... show more NOQUEUE - IP: 161.38.201.137 - Jul 15 07:13:07 plesk postfix/smtpd[385473]: NOQUEUE: reject: RCPT from v5137.v5075e2e3.usw1.send.mailgun.net[161.38.201.137]: 554 5.7.1 Service unavailable; Client host [161.38.201.137] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?161.38.201.137; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<v5137.v5075e2e3.usw1.send.mailgun.net> show less	Email Spam

Showing 1 to 15 of 15 reports

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩

Recently Reported IPs:

🇩🇪 95.90.13.168

🇨🇳 221.229.218.50

🇬🇧 206.189.117.30

🇮🇳 185.100.212.141

🇮🇩 163.52.135.4

🇵🇰 153.117.4.117

🇨🇳 139.196.103.75

🇳🇱 109.160.32.158

🇵🇱 94.26.88.90

🇩🇪 91.92.34.242

🇧🇬 79.124.49.90

🇺🇸 20.40.251.38

🇧🇪 198.235.24.180

🇲🇽 189.194.140.170

🇺🇸 172.203.149.63

🇺🇸 141.148.165.230

🇮🇳 122.183.32.55

🇳🇬 102.88.137.145

🇮🇳 52.140.76.154

🇸🇬 47.237.207.205