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IP Abuse Reports for 149.72.248.16:
This IP address has been reported a total of
123
times from
19 distinct
sources.
149.72.248.16 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
United Kingdom of Great Britain and Northern Ireland
with 25
reports;
Germany
with 3
reports;
United States of America
with 2
reports.
The most common categories in these recent reports were:
Email Spam
32
times;
Spoofing
27
times;
Exploited Host
25
times;
Brute-Force
25
times;
Phishing
2
times;
Other
3
times.
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.
2026-09-18T11:23:42.761336+01:00 dlcentre3 postfix/smtpd[2929133]: NOQUEUE: reject: RCPT from o3.sg. ...
show more2026-09-18T11:23:42.761336+01:00 dlcentre3 postfix/smtpd[2929133]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; from=<bounces+13766497-acd1-a.neill=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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2026-09-07T09:24:15.308075+01:00 dlcentre3 postfix/smtpd[2057341]: NOQUEUE: reject: RCPT from o3.sg. ...
show more2026-09-07T09:24:15.308075+01:00 dlcentre3 postfix/smtpd[2057341]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?149.72.248.16; from=<bounces+13766497-849d-p.leach=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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2026-09-04T08:50:58.506693+01:00 dlcentre3 postfix/smtpd[893278]: NOQUEUE: reject: RCPT from o3.sg.c ...
show more2026-09-04T08:50:58.506693+01:00 dlcentre3 postfix/smtpd[893278]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?149.72.248.16; from=<bounces+13766497-93d6-l.lancashire=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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2026-09-03T15:54:06.732404+01:00 dlcentre3 postfix/smtpd[647670]: NOQUEUE: reject: RCPT from o3.sg.c ...
show more2026-09-03T15:54:06.732404+01:00 dlcentre3 postfix/smtpd[647670]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?149.72.248.16; from=<bounces+13766497-acd1-a.neill=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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2026-09-03T13:56:58.369465+01:00 dlcentre3 postfix/smtpd[595698]: NOQUEUE: reject: RCPT from o3.sg.c ...
show more2026-09-03T13:56:58.369465+01:00 dlcentre3 postfix/smtpd[595698]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; from=<bounces+13766497-407e-r.jones=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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2026-09-03T13:15:47.577172+01:00 dlcentre3 postfix/smtpd[590574]: NOQUEUE: reject: RCPT from o3.sg.c ...
show more2026-09-03T13:15:47.577172+01:00 dlcentre3 postfix/smtpd[590574]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; from=<bounces+13766497-849d-p.leach=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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2026-09-03T12:09:24.151784+01:00 dlcentre3 postfix/smtpd[562469]: NOQUEUE: reject: RCPT from o3.sg.c ...
show more2026-09-03T12:09:24.151784+01:00 dlcentre3 postfix/smtpd[562469]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; from=<bounces+13766497-8681-t.colebrownlee=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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2026-09-03T10:39:46.657782+01:00 dlcentre3 postfix/smtpd[531513]: NOQUEUE: reject: RCPT from o3.sg.c ...
show more2026-09-03T10:39:46.657782+01:00 dlcentre3 postfix/smtpd[531513]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; from=<bounces+13766497-af37-a.brownlee=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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2026-08-05T12:09:45.565123+01:00 dlcentre3 postfix/smtpd[1747594]: NOQUEUE: reject: RCPT from o3.sg. ...
show more2026-08-05T12:09:45.565123+01:00 dlcentre3 postfix/smtpd[1747594]: NOQUEUE: reject: RCPT from o3.sg.calendly.com[149.72.248.16]: 554 5.7.1 Service unavailable; Client host [149.72.248.16] blocked using bl.spamcop.net; from=<bounces+13766497-a94e-j.clark=distancelearningcentre.com@em1618.calendly.com> to=<[email protected]> proto=ESMTP helo=<o3.sg.calendly.com>
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