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159.183.34.30

Recent Activity

Abuse Confidence Score

4% Caution

36 reports

1 reporter · latest 37 minutes ago

ISP: Twilio SendGrid
Usage Type: Data Center/Web Hosting/Transit
ASN: AS11377
Hostname(s): o1.ptr1639.offerten-portal.ch
Domain Name: twilio.com
Country: 🇮🇪 Ireland
City: Dublin, Leinster

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

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Abuse Reports

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Total reports

36 from 1 distinct reporter

First reported

December 14th 2025

Most recent report

37 minutes ago

Last 60 days

Top reporter locations 🇨🇭 Switzerland 16

Most common categories Email Spam 16

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	2026-11-15 10:46:51 UTC · (37 minutes ago)	NOQUEUE - IP: 159.183.34.30 - Nov 15 11:46:51 plesk postfix/smtpd[3440910]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect. ... show more NOQUEUE - IP: 159.183.34.30 - Nov 15 11:46:51 plesk postfix/smtpd[3440910]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 106. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<bounces+54291719-f200-REDACTED=REDACTED@em6395.offerten-portal.ch> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-11-12 09:50:30 UTC · (3 days ago)	NOQUEUE - IP: 159.183.34.30 - Nov 12 10:50:30 plesk postfix/smtpd[2671048]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect. ... show more NOQUEUE - IP: 159.183.34.30 - Nov 12 10:50:30 plesk postfix/smtpd[2671048]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 96.1. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<bounces+54291719-f200-REDACTED=REDACTED@em6395.offerten-portal.ch> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-11-09 09:34:21 UTC · (6 days ago)	NOQUEUE - IP: 159.183.34.30 - Nov 9 10:34:21 plesk postfix/smtpd[1497511]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Nov 9 10:34:21 plesk postfix/smtpd[1497511]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 80.2. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<bounces+54291719-f200-REDACTED=REDACTED@em6395.offerten-portal.ch> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-11-06 08:15:51 UTC · (1 week ago)	NOQUEUE - IP: 159.183.34.30 - Nov 6 09:15:51 plesk postfix/smtpd[1070285]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Nov 6 09:15:51 plesk postfix/smtpd[1070285]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 98. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<bounces+54291719-f200-REDACTED=REDACTED@em6395.offerten-portal.ch> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-11-03 07:57:00 UTC · (1 week ago)	NOQUEUE - IP: 159.183.34.30 - Nov 3 08:57:00 plesk postfix/smtpd[3896978]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Nov 3 08:57:00 plesk postfix/smtpd[3896978]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 102.2. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<bounces+54291719-f200-REDACTED=REDACTED@em6395.offerten-portal.ch> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-11-02 17:56:35 UTC · (1 week ago)	NOQUEUE - IP: 159.183.34.30 - Nov 2 18:56:35 plesk postfix/smtpd[2938091]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Nov 2 18:56:35 plesk postfix/smtpd[2938091]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 107.9. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<bounces+54291719-f200-REDACTED=REDACTED@em6395.offerten-portal.ch> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-11-01 15:05:04 UTC · (1 week ago)	NOQUEUE - IP: 159.183.34.30 - Nov 1 16:05:04 plesk postfix/smtpd[1082906]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Nov 1 16:05:04 plesk postfix/smtpd[1082906]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 103. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<bounces+54291719-f200-REDACTED=REDACTED@em6395.offerten-portal.ch> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-10-29 11:27:03 UTC · (2 weeks ago)	NOQUEUE - IP: 159.183.34.30 - Oct 29 12:27:03 plesk postfix/smtpd[419340]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Oct 29 12:27:03 plesk postfix/smtpd[419340]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 96.9. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<bounces+54291719-f200-REDACTED=REDACTED@em6395.offerten-portal.ch> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-10-26 06:58:11 UTC · (2 weeks ago)	NOQUEUE - IP: 159.183.34.30 - Oct 26 07:58:11 plesk postfix/smtpd[2533047]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect. ... show more NOQUEUE - IP: 159.183.34.30 - Oct 26 07:58:11 plesk postfix/smtpd[2533047]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 94.2. See: https://[site]/rblcheck.php?ipr=159.183.34.30; from=<REDACTED@REDACTED> to=<[customer]> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-10-23 07:50:32 UTC · (3 weeks ago)	NOQUEUE - IP: 159.183.34.30 - Oct 23 09:50:32 plesk postfix/smtpd[1559619]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect. ... show more NOQUEUE - IP: 159.183.34.30 - Oct 23 09:50:32 plesk postfix/smtpd[1559619]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 81.3. See: http://www.uceprotect.net/rblcheck.php?ipr=159.183.34.30; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-10-20 06:38:44 UTC · (3 weeks ago)	NOQUEUE - IP: 159.183.34.30 - Oct 20 08:38:43 plesk postfix/smtpd[514651]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Oct 20 08:38:43 plesk postfix/smtpd[514651]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 78.4. See: http://www.uceprotect.net/rblcheck.php?ipr=159.183.34.30; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-10-16 13:11:34 UTC · (4 weeks ago)	NOQUEUE - IP: 159.183.34.30 - Oct 16 15:11:34 plesk postfix/smtpd[3387653]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect. ... show more NOQUEUE - IP: 159.183.34.30 - Oct 16 15:11:34 plesk postfix/smtpd[3387653]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 88.6. See: http://www.uceprotect.net/rblcheck.php?ipr=159.183.34.30; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-10-06 07:49:28 UTC · (1 month ago)	NOQUEUE - IP: 159.183.34.30 - Oct 6 09:49:28 plesk postfix/smtpd[1189923]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Oct 6 09:49:28 plesk postfix/smtpd[1189923]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 95.5. See: http://www.uceprotect.net/rblcheck.php?ipr=159.183.34.30; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-10-03 06:33:55 UTC · (1 month ago)	NOQUEUE - IP: 159.183.34.30 - Oct 3 08:33:55 plesk postfix/smtpd[943859]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.ne ... show more NOQUEUE - IP: 159.183.34.30 - Oct 3 08:33:55 plesk postfix/smtpd[943859]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 93.2. See: http://www.uceprotect.net/rblcheck.php?ipr=159.183.34.30; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam
🇨🇭 Origon	2026-09-30 06:33:45 UTC · (1 month ago)	NOQUEUE - IP: 159.183.34.30 - Sep 30 08:33:45 plesk postfix/smtpd[117209]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.n ... show more NOQUEUE - IP: 159.183.34.30 - Sep 30 08:33:45 plesk postfix/smtpd[117209]: NOQUEUE: reject_warning: RCPT from o1.ptr1639.offerten-portal.ch[159.183.34.30]: 554 5.7.1 Service unavailable; Client host [159.183.34.30] blocked using dnsbl-3.uceprotect.net; Your ISP SENDGRID, US/AS11377 is UCEPROTECT-Level3 listed because of a spamscore of 60.2. See: http://www.uceprotect.net/rblcheck.php?ipr=159.183.34.30; from=<REDACTED@REDACTED> to=<REDACTED@REDACTED> proto=ESMTP helo=<o1.ptr1639.offerten-portal.ch> show less	Email Spam

Showing 1 to 15 of 36 reports

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