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IP Abuse Reports for 52.103.13.21
This IP address has been reported a total of
72
times from
12 distinct
sources.
52.103.13.21 was first reported on
, and the most recent report was
.
In the last 60 days, the only reporter location was:
United States of America
with 2
reports.
The only category in these recent reports was:
Email Spam
2
times.
Old Reports
The most recent abuse report for this IP address is from
. It is possible that this IP is no
longer involved in abusive activities.
DMARC impersonation signal for domains=bla*****.net; src_ip=52.103.13.21; reasons=disposition=reject ...
show moreDMARC impersonation signal for domains=bla*****.net; src_ip=52.103.13.21; reasons=disposition=reject; evidence_count=1; auth_examples=bla*****.net:dkim=fail spf=fail disp=reject reporter=comcast.net date=2026-05-26
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From: Lesa Scherr <[email protected]>; Received: from DM1PR04CU001.outbound.protection.outlook ...
show moreFrom: Lesa Scherr <[email protected]>; Received: from DM1PR04CU001.outbound.protection.outlook.com (mail-centralusazolkn19010021.outbound.protection.outlook.com [52.103.13.21]); Sun, 29 Mar 2026 08:59:33 -0400 (EDT)
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Spoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. B ...
show moreSpoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. Block attempts: 2.
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Spoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. B ...
show moreSpoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. Block attempts: 2.
show less
Spoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. B ...
show moreSpoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. Block attempts: 2.
show less
Spoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. B ...
show moreSpoofing attempts and mass spam have been detected. Blocked by ASSP anti-spam. Reason: DenyStrict. Block attempts: 1.
show less
