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AbuseIPDB » 13.105.172.89

13.105.172.89 was found in our database!

This IP was reported 16 times. Confidence of Abuse is 16%: ?

16%

ISP	Microsoft Corporation
Usage Type	Data Center/Web Hosting/Transit
ASN	AS8075
Domain Name	microsoft.com
Country	🇳🇱 Netherlands
City	Amsterdam, North Holland

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

Report 13.105.172.89

Whois 13.105.172.89

IP Abuse Reports for 13.105.172.89:

This IP address has been reported a total of 16 times from 4 distinct sources. 13.105.172.89 was first reported on January 15th 2026, 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	2026-06-14 12:52:06 (2 days ago)	14-Jun-2026 14:52:05.275 security: info: client @0x7fb959cfde28 13.105.172.89#14137 (ns2.letsbuild.c ... show more 14-Jun-2026 14:52:05.275 security: info: client @0x7fb959cfde28 13.105.172.89#14137 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 14-Jun-2026 14:52:05.284 security: info: client @0x7fb948070978 13.105.172.89#4249 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 14-Jun-2026 14:52:05.291 security: info: client @0x7fb948070978 13.105.172.89#32008 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 14-Jun-2026 14:52:05.307 security: info: client @0x7fb950056798 13.105.172.89#12462 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 14-Jun-2026 14:52:05.313 security: info: client @0x7fb948070978 13.105.172.89#23562 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇿🇦 rb-sys	2026-05-21 10:18:48 (3 weeks ago)	2026-05-21T10:18:48.372105+00:00 rbdns kernel: [UFW BLOCK] IN=eth0 OUT= MAC=bc:24:11:65:b4:ae:e8:eb: ... show more 2026-05-21T10:18:48.372105+00:00 rbdns kernel: [UFW BLOCK] IN=eth0 OUT= MAC=bc:24:11:65:b4:ae:e8:eb:d3:b1:0a:77:08:00 SRC=13.105.172.89 DST=102.214.10.82 LEN=60 TOS=0x00 PREC=0x00 TTL=38 ID=25560 DF PROTO=TCP SPT=48756 DPT=53 WINDOW=64240 RES=0x00 SYN URGP=0 ... show less	Port Scan
🇿🇦 rb-sys	2026-05-19 04:03:13 (4 weeks ago)	2026-05-19T04:03:13.497692+00:00 rbdns kernel: [UFW BLOCK] IN=eth0 OUT= MAC=bc:24:11:65:b4:ae:e8:eb: ... show more 2026-05-19T04:03:13.497692+00:00 rbdns kernel: [UFW BLOCK] IN=eth0 OUT= MAC=bc:24:11:65:b4:ae:e8:eb:d3:b1:0a:77:08:00 SRC=13.105.172.89 DST=102.214.10.82 LEN=60 TOS=0x00 PREC=0x00 TTL=47 ID=34444 DF PROTO=TCP SPT=36012 DPT=53 WINDOW=64240 RES=0x00 SYN URGP=0 ... show less	Port Scan
🇨🇭 Mario Bretscher	2026-05-13 13:27:23 (1 month ago)	13-May-2026 15:27:22.186 security: info: client @0x74ae241b9ed8 13.105.172.89#58962 (ns1.letsbuild.c ... show more 13-May-2026 15:27:22.186 security: info: client @0x74ae241b9ed8 13.105.172.89#58962 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/A/IN' denied 13-May-2026 15:27:22.186 security: info: client @0x74ae3dd0c328 13.105.172.89#7289 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 13-May-2026 15:27:22.186 security: info: client @0x74ae3400e018 13.105.172.89#17902 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied 13-May-2026 15:27:22.193 security: info: client @0x74ae241b9ed8 13.105.172.89#26658 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 13-May-2026 15:27:22.216 security: info: client @0x74ae3dd0c328 13.105.172.89#54658 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
Anonymous	2026-05-11 05:45:09 (1 month ago)	HACK	Brute-Force
🇨🇭 Mario Bretscher	2026-04-23 15:00:48 (1 month ago)	23-Apr-2026 17:00:45.671 security: info: client @0x761b41f9c0c8 13.105.172.89#39987 (hades.letsbuild ... show more 23-Apr-2026 17:00:45.671 security: info: client @0x761b41f9c0c8 13.105.172.89#39987 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied 23-Apr-2026 17:00:45.673 security: info: client @0x761b41f9c0c8 13.105.172.89#16834 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/A/IN' denied 23-Apr-2026 17:00:45.674 security: info: client @0x761b2c1a0168 13.105.172.89#19209 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied 23-Apr-2026 17:00:45.709 security: info: client @0x761b41f9c0c8 13.105.172.89#33367 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 23-Apr-2026 17:00:45.712 security: info: client @0x761b342542a8 13.105.172.89#4243 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-03-25 06:53:26 (2 months ago)	25-Mar-2026 07:53:25.507 security: info: client @0x70889ddf7448 13.105.172.89#56387 (ns3.letsbuild.c ... show more 25-Mar-2026 07:53:25.507 security: info: client @0x70889ddf7448 13.105.172.89#56387 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied 25-Mar-2026 07:53:25.509 security: info: client @0x70889400a598 13.105.172.89#20143 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 25-Mar-2026 07:53:25.536 security: info: client @0x70887c1161a8 13.105.172.89#59591 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 25-Mar-2026 07:53:25.546 security: info: client @0x70889ddf7448 13.105.172.89#25279 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 25-Mar-2026 07:53:25.580 security: info: client @0x70889ddf7448 13.105.172.89#15254 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-03-24 08:26:13 (2 months ago)	24-Mar-2026 09:26:11.414 security: info: client @0x70887c0a7588 13.105.172.89#62561 (net.letsbuild.c ... show more 24-Mar-2026 09:26:11.414 security: info: client @0x70887c0a7588 13.105.172.89#62561 (net.letsbuild.ch): view Extern: query 'net.letsbuild.ch/A/IN' denied 24-Mar-2026 09:26:11.456 security: info: client @0x70889ddf7448 13.105.172.89#57102 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 09:26:11.486 security: info: client @0x7088780483f8 13.105.172.89#24628 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 09:26:11.714 security: info: client @0x708894039b58 13.105.172.89#53560 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 24-Mar-2026 09:26:11.808 security: info: client @0x70887c0a7588 13.105.172.89#15704 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-03-24 05:55:01 (2 months ago)	24-Mar-2026 06:54:59.617 security: info: client @0x70887c0a7588 13.105.172.89#27484 (ns4.letsbuild.c ... show more 24-Mar-2026 06:54:59.617 security: info: client @0x70887c0a7588 13.105.172.89#27484 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 24-Mar-2026 06:54:59.625 security: info: client @0x708894039b58 13.105.172.89#32002 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 06:54:59.705 security: info: client @0x70889dcc3708 13.105.172.89#24309 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 06:54:59.734 security: info: client @0x70889dcc3708 13.105.172.89#49733 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 06:54:59.961 security: info: client @0x70887c0a7588 13.105.172.89#59707 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-03-24 03:45:23 (2 months ago)	24-Mar-2026 04:45:21.987 security: info: client @0x70887c0a7588 13.105.172.89#23734 (ns3.letsbuild.c ... show more 24-Mar-2026 04:45:21.987 security: info: client @0x70887c0a7588 13.105.172.89#23734 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied 24-Mar-2026 04:45:22.052 security: info: client @0x70887c0a7588 13.105.172.89#40533 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 04:45:22.112 security: info: client @0x708894039b58 13.105.172.89#45372 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 04:45:22.149 security: info: client @0x708894039b58 13.105.172.89#34562 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 04:45:22.327 security: info: client @0x708878016528 13.105.172.89#13911 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-03-24 02:44:29 (2 months ago)	24-Mar-2026 03:44:28.198 security: info: client @0x70887c1161a8 13.105.172.89#29178 (ns4.letsbuild.c ... show more 24-Mar-2026 03:44:28.198 security: info: client @0x70887c1161a8 13.105.172.89#29178 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/A/IN' denied 24-Mar-2026 03:44:28.202 security: info: client @0x70889407b758 13.105.172.89#44878 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied 24-Mar-2026 03:44:28.202 security: info: client @0x70889dcc3708 13.105.172.89#28597 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 24-Mar-2026 03:44:28.230 security: info: client @0x70887c1161a8 13.105.172.89#21698 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied 24-Mar-2026 03:44:28.276 security: info: client @0x70889407b758 13.105.172.89#29005 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/MX/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-03-23 12:10:45 (2 months ago)	23-Mar-2026 13:10:43.608 security: info: client @0x70887c007ec8 13.105.172.89#16656 (ns4.letsbuild.c ... show more 23-Mar-2026 13:10:43.608 security: info: client @0x70887c007ec8 13.105.172.89#16656 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/A/IN' denied 23-Mar-2026 13:10:43.609 security: info: client @0x70889dd89028 13.105.172.89#49016 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/A/IN' denied 23-Mar-2026 13:10:43.642 security: info: client @0x70887c007ec8 13.105.172.89#26650 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 23-Mar-2026 13:10:43.644 security: info: client @0x708894352178 13.105.172.89#11776 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 23-Mar-2026 13:10:43.679 security: info: client @0x70887c007ec8 13.105.172.89#29739 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-02-18 12:54:33 (3 months ago)	18-Feb-2026 13:54:31.571 security: info: client @0x7a9af0045918 13.105.172.89#34018 (ns2.letsbuild.c ... show more 18-Feb-2026 13:54:31.571 security: info: client @0x7a9af0045918 13.105.172.89#34018 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 18-Feb-2026 13:54:31.844 security: info: client @0x7a9ae01bd5a8 13.105.172.89#4217 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/A/IN' denied 18-Feb-2026 13:54:31.933 security: info: client @0x7a9ae8202f08 13.105.172.89#55577 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied 18-Feb-2026 13:54:31.974 security: info: client @0x7a9af9cfb4d8 13.105.172.89#56009 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 18-Feb-2026 13:54:32.003 security: info: client @0x7a9ae8202f08 13.105.172.89#24327 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-02-18 04:22:16 (3 months ago)	18-Feb-2026 05:22:14.870 security: info: client @0x7a9ae0233f18 13.105.172.89#49123 (ns4.letsbuild.c ... show more 18-Feb-2026 05:22:14.870 security: info: client @0x7a9ae0233f18 13.105.172.89#49123 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/A/IN' denied 18-Feb-2026 05:22:14.870 security: info: client @0x7a9af0075db8 13.105.172.89#56705 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 18-Feb-2026 05:22:14.878 security: info: client @0x7a9ae80c8108 13.105.172.89#21264 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 18-Feb-2026 05:22:14.891 security: info: client @0x7a9af9cfd058 13.105.172.89#47044 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 18-Feb-2026 05:22:14.904 security: info: client @0x7a9ae0233f18 13.105.172.89#27218 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-02-11 13:23:13 (4 months ago)	11-Feb-2026 14:23:12.415 security: info: client @0x7e474000af58 13.105.172.89#52207 (ns2.letsbuild.c ... show more 11-Feb-2026 14:23:12.415 security: info: client @0x7e474000af58 13.105.172.89#52207 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 11-Feb-2026 14:23:12.421 security: info: client @0x7e474405e478 13.105.172.89#63278 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 11-Feb-2026 14:23:12.423 security: info: client @0x7e474000af58 13.105.172.89#12231 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 11-Feb-2026 14:23:12.448 security: info: client @0x7e4738048fd8 13.105.172.89#32131 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 11-Feb-2026 14:23:12.453 security: info: client @0x7e474405e478 13.105.172.89#24272 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack

Showing 1 to 15 of 16 reports

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