AbuseIPDB » 172.71.181.42
172.71.181.42
This IP was reported 6 times. Confidence of
Abuse
is 0% : ?
ISP
Cloudflare, Inc.
Usage Type
Data Center/Web Hosting/Transit
ASN
AS13335
Domain Name
cloudflare.com
Country
🇳🇱
Netherlands
City
Amsterdam, North Holland
IP info including ISP, Usage Type, and Location provided
by IPInfo . Updated weekly.
Important Note: 172.71.181.42 is an IP address from within
our whitelist belonging to the subnet
172.64.0.0/13 ,
which we identify as: "Cloudflare Reverse Proxy" .
Whitelisted netblocks are typically owned by trusted entities, such as Google
or Microsoft who may use them for search engine spiders. However, these same entities
sometimes also provide cloud servers and mail services which are easily abused. Pay special
attention when trusting or distrusting these IPs.
IP Abuse Reports for 172.71.181.42 :
This IP address has been reported a total of
6
times from
3 distinct
sources.
172.71.181.42 was first reported on
March 8th 2023 , and the most recent report was
2 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
🇨🇭
Mario Bretscher
2026-06-27 05:47:41
(2 days ago)
27-Jun-2026 07:47:39.776 security: info: client @0x7ae1b0009918 172.71.181.42#44857 (ns3.letsbuild.c ...
show more
27-Jun-2026 07:47:39.776 security: info: client @0x7ae1b0009918 172.71.181.42#44857 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied
27-Jun-2026 07:47:39.777 security: info: client @0x7ae1ac1ce328 172.71.181.42#30781 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied
27-Jun-2026 07:47:39.844 security: info: client @0x7ae1b40070f8 172.71.181.42#42276 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied
27-Jun-2026 07:47:39.846 security: info: client @0x7ae1b40070f8 172.71.181.42#31579 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied
27-Jun-2026 07:47:39.949 security: info: client @0x7ae1b40070f8 172.71.181.42#44584 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied
...
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Web App Attack
🇨🇭
Mario Bretscher
2026-06-26 11:23:53
(2 days ago)
26-Jun-2026 13:23:51.487 security: info: client @0x7ae1b00c2408 172.71.181.42#27446 (ns2.letsbuild.c ...
show more
26-Jun-2026 13:23:51.487 security: info: client @0x7ae1b00c2408 172.71.181.42#27446 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied
26-Jun-2026 13:23:51.553 security: info: client @0x7ae1ac0d14a8 172.71.181.42#13481 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied
26-Jun-2026 13:23:51.554 security: info: client @0x7ae1bc0aee08 172.71.181.42#51545 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied
26-Jun-2026 13:23:51.657 security: info: client @0x7ae1b00c2408 172.71.181.42#32146 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/NS/IN' denied
26-Jun-2026 13:23:51.720 security: info: client @0x7ae1b00c2408 172.71.181.42#44160 (letsbuild.ch): view Extern: query 'letsbuild.ch/DNSKEY/IN' denied
...
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Web App Attack
🇨🇭
Mario Bretscher
2026-06-12 13:19:12
(2 weeks ago)
12-Jun-2026 15:19:10.731 security: info: client @0x7fb9500d81d8 172.71.181.42#46459 (ns2.letsbuild.c ...
show more
12-Jun-2026 15:19:10.731 security: info: client @0x7fb9500d81d8 172.71.181.42#46459 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied
12-Jun-2026 15:19:10.734 security: info: client @0x7fb959ccc5c8 172.71.181.42#36005 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied
12-Jun-2026 15:19:10.807 security: info: client @0x7fb959ccc5c8 172.71.181.42#46756 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied
12-Jun-2026 15:19:10.807 security: info: client @0x7fb9500d81d8 172.71.181.42#34431 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied
12-Jun-2026 15:19:10.914 security: info: client @0x7fb9500d81d8 172.71.181.42#50694 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied
...
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Web App Attack
🇨🇭
Mario Bretscher
2026-05-16 07:54:26
(1 month ago)
16-May-2026 09:54:24.474 security: info: client @0x74ae20022248 172.71.181.42#61091 (ns2.letsbuild.c ...
show more
16-May-2026 09:54:24.474 security: info: client @0x74ae20022248 172.71.181.42#61091 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied
16-May-2026 09:54:24.476 security: info: client @0x74ae24192758 172.71.181.42#29460 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied
16-May-2026 09:54:24.543 security: info: client @0x74ae24192758 172.71.181.42#59881 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied
16-May-2026 09:54:24.544 security: info: client @0x74ae20022248 172.71.181.42#20462 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied
16-May-2026 09:54:24.649 security: info: client @0x74ae3dd10028 172.71.181.42#27000 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/AAAA/IN' denied
...
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Web App Attack
🇬🇧
NotCool
2024-07-13 00:21:18
(1 year ago)
(bind) bind triggered by 172.71.181.42 (NL/The Netherlands/-): 10 in the last 3600 secs; Ports: *; D ...
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(bind) bind triggered by 172.71.181.42 (NL/The Netherlands/-): 10 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER
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Brute-Force
🇺🇸
MrRage
2023-03-08 22:02:48
(3 years ago)
Unauthorized Connection On Port 443 From IP Address 172.71.181.42
Port Scan
Hacking
Showing 1 to
6
of 6 reports
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