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AbuseIPDB » 52.128.40.94

52.128.40.94 was found in our database!

This IP was reported 30 times. Confidence of Abuse is 4%: ?

ISP	ActiveCampaign, Inc.
Usage Type	Data Center/Web Hosting/Transit
ASN	AS14618
Hostname(s)	s5.csa2.acemsa4.com
Domain Name	activecampaign.com
Country	🇺🇸 United States of America
City	Reston, Virginia

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

Report 52.128.40.94

Whois 52.128.40.94

IP Abuse Reports for 52.128.40.94:

This IP address has been reported a total of 30 times from 3 distinct sources. 52.128.40.94 was first reported on August 8th 2022, and the most recent report was 3 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	2026-06-18 12:10:38 (3 days ago)	NOQUEUE - IP: 52.128.40.94 - Jun 18 14:10:38 plesk postfix/smtpd[3286471]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.128.40.94 - Jun 18 14:10:38 plesk postfix/smtpd[3286471]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 23 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-06-08 12:47:54 (1 week ago)	NOQUEUE - IP: 52.128.40.94 - Jun 8 14:47:54 plesk postfix/smtpd[2248793]: NOQUEUE: reject: RCPT fro ... show more NOQUEUE - IP: 52.128.40.94 - Jun 8 14:47:54 plesk postfix/smtpd[2248793]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 48 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-06-03 16:21:36 (2 weeks ago)	NOQUEUE - IP: 52.128.40.94 - Jun 3 18:21:36 plesk postfix/smtpd[2855511]: NOQUEUE: reject: RCPT fro ... show more NOQUEUE - IP: 52.128.40.94 - Jun 3 18:21:36 plesk postfix/smtpd[2855511]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-1.uceprotect.net; IP 52.128.40.94 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-05-29 18:04:07 (3 weeks ago)	NOQUEUE - IP: 52.128.40.94 - May 29 20:04:07 plesk postfix/smtpd[1317470]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.128.40.94 - May 29 20:04:07 plesk postfix/smtpd[1317470]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 30 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-05-26 10:31:28 (3 weeks ago)	NOQUEUE - IP: 52.128.40.94 - May 26 12:31:27 plesk postfix/smtpd[2842171]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.128.40.94 - May 26 12:31:27 plesk postfix/smtpd[2842171]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 22 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-05-12 10:33:25 (1 month ago)	NOQUEUE - IP: 52.128.40.94 - May 12 12:33:25 plesk postfix/smtpd[63547]: NOQUEUE: reject: RCPT from ... show more NOQUEUE - IP: 52.128.40.94 - May 12 12:33:25 plesk postfix/smtpd[63547]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 43 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-05-07 12:08:24 (1 month ago)	NOQUEUE - IP: 52.128.40.94 - May 7 14:08:24 plesk postfix/smtpd[231952]: NOQUEUE: reject: RCPT from ... show more NOQUEUE - IP: 52.128.40.94 - May 7 14:08:24 plesk postfix/smtpd[231952]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 35 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-04-22 07:37:38 (1 month ago)	NOQUEUE - IP: 52.128.40.94 - Apr 22 09:37:38 plesk postfix/smtpd[1957822]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.128.40.94 - Apr 22 09:37:38 plesk postfix/smtpd[1957822]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 52 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-04-10 06:50:00 (2 months ago)	NOQUEUE - IP: 52.128.40.94 - Apr 10 08:50:00 plesk postfix/smtpd[4134990]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.128.40.94 - Apr 10 08:50:00 plesk postfix/smtpd[4134990]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-1.uceprotect.net; IP 52.128.40.94 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-04-01 16:19:13 (2 months ago)	NOQUEUE - IP: 52.128.40.94 - Apr 1 18:19:13 plesk postfix/smtpd[3058938]: NOQUEUE: reject: RCPT fro ... show more NOQUEUE - IP: 52.128.40.94 - Apr 1 18:19:13 plesk postfix/smtpd[3058938]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 52 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-03-24 11:32:29 (2 months ago)	NOQUEUE - IP: 52.128.40.94 - Mar 24 12:32:29 plesk postfix/smtpd[15472]: NOQUEUE: reject: RCPT from ... show more NOQUEUE - IP: 52.128.40.94 - Mar 24 12:32:29 plesk postfix/smtpd[15472]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 50 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-03-10 11:32:21 (3 months ago)	NOQUEUE - IP: 52.128.40.94 - Mar 10 12:32:21 plesk postfix/smtpd[11824]: NOQUEUE: reject: RCPT from ... show more NOQUEUE - IP: 52.128.40.94 - Mar 10 12:32:21 plesk postfix/smtpd[11824]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 47 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-03-06 08:32:28 (3 months ago)	NOQUEUE - IP: 52.128.40.94 - Mar 6 09:32:28 plesk postfix/smtpd[2123629]: NOQUEUE: reject: RCPT fro ... show more NOQUEUE - IP: 52.128.40.94 - Mar 6 09:32:28 plesk postfix/smtpd[2123629]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 41 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-02-20 13:07:42 (4 months ago)	NOQUEUE - IP: 52.128.40.94 - Feb 20 14:07:42 plesk postfix/smtpd[2181396]: NOQUEUE: reject: RCPT fr ... show more NOQUEUE - IP: 52.128.40.94 - Feb 20 14:07:42 plesk postfix/smtpd[2181396]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-1.uceprotect.net; IP 52.128.40.94 is UCEPROTECT-Level 1 listed. See http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam
🇨🇭 Origon	2026-02-05 11:54:48 (4 months ago)	NOQUEUE - IP: 52.128.40.94 - Feb 5 12:54:48 plesk postfix/smtpd[504817]: NOQUEUE: reject: RCPT from ... show more NOQUEUE - IP: 52.128.40.94 - Feb 5 12:54:48 plesk postfix/smtpd[504817]: NOQUEUE: reject: RCPT from s5.csa2.acemsa4.com[52.128.40.94]: 554 5.7.1 Service unavailable; Client host [52.128.40.94] blocked using dnsbl-2.uceprotect.net; Net 52.128.40.0/24 is UCEPROTECT-Level2 listed because 23 impacts are seen from AMAZON-AES, US/AS14618 there. See: http://www.uceprotect.net/rblcheck.php?ipr=52.128.40.94; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<s5.csa2.acemsa4.com> show less	Email Spam

Showing 1 to 15 of 30 reports

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