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AbuseIPDB » 138.246.253.131

138.246.253.131 was found in our database!

This IP was reported 382 times. Confidence of Abuse is 0%: ?

ISP	Technische Universitaet Muenchen
Usage Type	Data Center/Web Hosting/Transit
ASN	AS12816
Hostname(s)	planetlab21.gino-research.net.in.tum.de
Domain Name	tum.de
Country	🇩🇪 Germany
City	Munich, Bavaria

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

Important Note: 138.246.253.131 is an IP address from within our whitelist belonging to the subnet 138.246.253.0/24, which we identify as: "Global INternet Observatory".

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.

Report 138.246.253.131

Whois 138.246.253.131

IP Abuse Reports for 138.246.253.131:

This IP address has been reported a total of 382 times from 20 distinct sources. 138.246.253.131 was first reported on November 1st 2021, and the most recent report was 19 hours 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	2026-06-19 07:32:26 (19 hours ago)	19-Jun-2026 09:22:10.020 security: info: client @0x7fb9481fafd8 138.246.253.131#1093 (ns1.letsbuild. ... show more 19-Jun-2026 09:22:10.020 security: info: client @0x7fb9481fafd8 138.246.253.131#1093 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 19-Jun-2026 09:26:43.958 security: info: client @0x7fb95408eee8 138.246.253.131#65480 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 19-Jun-2026 09:30:17.632 security: info: client @0x7fb959cfde28 138.246.253.131#3601 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 19-Jun-2026 09:30:17.929 security: info: client @0x7fb95401d8e8 138.246.253.131#23508 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied 19-Jun-2026 09:32:25.621 security: info: client @0x7fb9481fafd8 138.246.253.131#64685 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-18 10:32:27 (1 day ago)	18-Jun-2026 12:30:19.734 security: info: client @0x7fb9500d81d8 138.246.253.131#50432 (ns4.letsbuild ... show more 18-Jun-2026 12:30:19.734 security: info: client @0x7fb9500d81d8 138.246.253.131#50432 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 12:32:25.401 security: info: client @0x7fb95401d8e8 138.246.253.131#59491 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 12:32:25.438 security: info: client @0x7fb9500205f8 138.246.253.131#9710 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 12:32:25.892 security: info: client @0x7fb959e1de38 138.246.253.131#26160 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/A/IN' denied 18-Jun-2026 12:32:26.217 security: info: client @0x7fb9500205f8 138.246.253.131#58782 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-18 08:31:30 (1 day ago)	18-Jun-2026 10:29:48.096 security: info: client @0x7fb950050418 138.246.253.131#58334 (ns2.letsbuild ... show more 18-Jun-2026 10:29:48.096 security: info: client @0x7fb950050418 138.246.253.131#58334 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 10:29:48.138 security: info: client @0x7fb95401d8e8 138.246.253.131#51139 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 10:29:48.423 security: info: client @0x7fb959e90228 138.246.253.131#26974 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 10:31:28.424 security: info: client @0x7fb959e90228 138.246.253.131#33093 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 10:31:28.424 security: info: client @0x7fb9481fafd8 138.246.253.131#30608 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-18 06:49:52 (1 day ago)	18-Jun-2026 08:41:31.681 security: info: client @0x7fb950056798 138.246.253.131#15924 (ns1.letsbuild ... show more 18-Jun-2026 08:41:31.681 security: info: client @0x7fb950056798 138.246.253.131#15924 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 08:41:31.681 security: info: client @0x7fb948070978 138.246.253.131#53347 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 08:41:32.880 security: info: client @0x7fb954021698 138.246.253.131#52295 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 08:49:50.750 security: info: client @0x7fb959e1de38 138.246.253.131#1453 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 18-Jun-2026 08:49:50.834 security: info: client @0x7fb959e1de38 138.246.253.131#6861 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-17 05:14:54 (2 days ago)	17-Jun-2026 07:11:19.164 security: info: client @0x7fb9481fafd8 138.246.253.131#21285 (ns1.letsbuild ... show more 17-Jun-2026 07:11:19.164 security: info: client @0x7fb9481fafd8 138.246.253.131#21285 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 17-Jun-2026 07:11:19.164 security: info: client @0x7fb9500205f8 138.246.253.131#10831 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 17-Jun-2026 07:11:19.398 security: info: client @0x7fb9580b1dc8 138.246.253.131#4986 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/AAAA/IN' denied 17-Jun-2026 07:14:52.608 security: info: client @0x7fb9580b1dc8 138.246.253.131#14857 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied 17-Jun-2026 07:14:52.643 security: info: client @0x7fb9500205f8 138.246.253.131#60211 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-15 07:56:57 (4 days ago)	15-Jun-2026 09:51:15.459 security: info: client @0x7fb9500d81d8 138.246.253.131#3369 (ns1.letsbuild. ... show more 15-Jun-2026 09:51:15.459 security: info: client @0x7fb9500d81d8 138.246.253.131#3369 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 15-Jun-2026 09:51:15.495 security: info: client @0x7fb954046d68 138.246.253.131#30249 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/AAAA/IN' denied 15-Jun-2026 09:51:15.512 security: info: client @0x7fb948022e88 138.246.253.131#35958 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied 15-Jun-2026 09:56:56.025 security: info: client @0x7fb954046d68 138.246.253.131#63034 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 15-Jun-2026 09:56:56.070 security: info: client @0x7fb959e90228 138.246.253.131#26539 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-15 05:21:48 (4 days ago)	15-Jun-2026 07:12:27.410 security: info: client @0x7fb95401d8e8 138.246.253.131#64173 (hades.letsbui ... show more 15-Jun-2026 07:12:27.410 security: info: client @0x7fb95401d8e8 138.246.253.131#64173 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied 15-Jun-2026 07:17:12.751 security: info: client @0x7fb95016b2f8 138.246.253.131#21314 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 15-Jun-2026 07:19:13.653 security: info: client @0x7fb948018e28 138.246.253.131#33181 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 15-Jun-2026 07:21:47.280 security: info: client @0x7fb95016b2f8 138.246.253.131#26303 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 15-Jun-2026 07:21:47.294 security: info: client @0x7fb948018e28 138.246.253.131#19508 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-14 14:08:07 (5 days ago)	14-Jun-2026 16:07:42.214 security: info: client @0x7fb950056798 138.246.253.131#28816 (ns4.letsbuild ... show more 14-Jun-2026 16:07:42.214 security: info: client @0x7fb950056798 138.246.253.131#28816 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 14-Jun-2026 16:07:58.057 security: info: client @0x7fb95401d8e8 138.246.253.131#18601 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/A/IN' denied 14-Jun-2026 16:07:58.334 security: info: client @0x7fb950056798 138.246.253.131#33670 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 14-Jun-2026 16:08:05.707 security: info: client @0x7fb950056798 138.246.253.131#62665 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/A/IN' denied 14-Jun-2026 16:08:06.034 security: info: client @0x7fb950056798 138.246.253.131#33613 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/A/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-14 06:49:39 (5 days ago)	14-Jun-2026 08:44:02.068 security: info: client @0x7fb959cfde28 138.246.253.131#64925 (ns3.letsbuild ... show more 14-Jun-2026 08:44:02.068 security: info: client @0x7fb959cfde28 138.246.253.131#64925 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 14-Jun-2026 08:46:49.059 security: info: client @0x7fb959cfde28 138.246.253.131#50048 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 14-Jun-2026 08:46:49.062 security: info: client @0x7fb94807c4b8 138.246.253.131#57707 (pop.letsbuild.ch): view Extern: query 'pop.letsbuild.ch/AAAA/IN' denied 14-Jun-2026 08:46:49.111 security: info: client @0x7fb9500d81d8 138.246.253.131#17439 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied 14-Jun-2026 08:49:37.947 security: info: client @0x7fb959cfde28 138.246.253.131#6991 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-13 08:40:11 (6 days ago)	13-Jun-2026 10:24:11.958 security: info: client @0x7fb950056798 138.246.253.131#39235 (ns2.letsbuild ... show more 13-Jun-2026 10:24:11.958 security: info: client @0x7fb950056798 138.246.253.131#39235 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 13-Jun-2026 10:30:23.727 security: info: client @0x7fb950056798 138.246.253.131#55360 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 13-Jun-2026 10:40:09.902 security: info: client @0x7fb954046d68 138.246.253.131#4480 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 13-Jun-2026 10:40:09.951 security: info: client @0x7fb948022e88 138.246.253.131#52197 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 13-Jun-2026 10:40:10.669 security: info: client @0x7fb959cfde28 138.246.253.131#28941 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-11 07:52:16 (1 week ago)	11-Jun-2026 09:43:08.416 security: info: client @0x7fb959ccc5c8 138.246.253.131#26453 (argos.net.let ... show more 11-Jun-2026 09:43:08.416 security: info: client @0x7fb959ccc5c8 138.246.253.131#26453 (argos.net.letsbuild.ch): view Extern: query 'argos.net.letsbuild.ch/AAAA/IN' denied 11-Jun-2026 09:43:08.525 security: info: client @0x7fb95016b2f8 138.246.253.131#50019 (argos.net.letsbuild.ch): view Extern: query 'argos.net.letsbuild.ch/AAAA/IN' denied 11-Jun-2026 09:43:09.412 security: info: client @0x7fb954157298 138.246.253.131#18247 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 11-Jun-2026 09:52:14.914 security: info: client @0x7fb950056798 138.246.253.131#23006 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied 11-Jun-2026 09:52:14.955 security: info: client @0x7fb959ccc5c8 138.246.253.131#18985 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-08 06:56:33 (1 week ago)	08-Jun-2026 08:46:27.740 security: info: client @0x7fb959ccc5c8 138.246.253.131#26432 (ns1.letsbuild ... show more 08-Jun-2026 08:46:27.740 security: info: client @0x7fb959ccc5c8 138.246.253.131#26432 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 08-Jun-2026 08:46:27.745 security: info: client @0x7fb948022e88 138.246.253.131#61725 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 08-Jun-2026 08:46:27.767 security: info: client @0x7fb948022e88 138.246.253.131#43445 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 08-Jun-2026 08:46:28.328 security: info: client @0x7fb950068388 138.246.253.131#40477 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 08-Jun-2026 08:56:31.852 security: info: client @0x7fb9500205f8 138.246.253.131#53858 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-05 07:36:56 (2 weeks ago)	05-Jun-2026 09:27:33.255 security: info: client @0x7fb954046d68 138.246.253.131#16299 (ns1.letsbuild ... show more 05-Jun-2026 09:27:33.255 security: info: client @0x7fb954046d68 138.246.253.131#16299 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/AAAA/IN' denied 05-Jun-2026 09:27:33.294 security: info: client @0x7fb959e05798 138.246.253.131#42363 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied 05-Jun-2026 09:27:33.299 security: info: client @0x7fb94807c4b8 138.246.253.131#15405 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 05-Jun-2026 09:36:55.342 security: info: client @0x7fb954046d68 138.246.253.131#47496 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 05-Jun-2026 09:36:55.359 security: info: client @0x7fb959e05798 138.246.253.131#44499 (hades.letsbuild.ch): view Extern: query 'hades.letsbuild.ch/A/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-05 04:29:40 (2 weeks ago)	05-Jun-2026 06:23:22.165 security: info: client @0x7fb950050418 138.246.253.131#36270 (ns2.letsbuild ... show more 05-Jun-2026 06:23:22.165 security: info: client @0x7fb950050418 138.246.253.131#36270 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/AAAA/IN' denied 05-Jun-2026 06:23:23.016 security: info: client @0x7fb950050418 138.246.253.131#7616 (ns1.letsbuild.ch): view Extern: query 'ns1.letsbuild.ch/A/IN' denied 05-Jun-2026 06:23:23.049 security: info: client @0x7fb954157298 138.246.253.131#16832 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 05-Jun-2026 06:28:17.073 security: info: client @0x7fb959e90228 138.246.253.131#39643 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 05-Jun-2026 06:29:38.969 security: info: client @0x7fb950052748 138.246.253.131#51836 (ns4.letsbuild.ch): view Extern: query 'ns4.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack
🇨🇭 Mario Bretscher	2026-06-04 11:10:59 (2 weeks ago)	04-Jun-2026 13:07:17.912 security: info: client @0x7fb94807c4b8 138.246.253.131#56843 (hades.net.let ... show more 04-Jun-2026 13:07:17.912 security: info: client @0x7fb94807c4b8 138.246.253.131#56843 (hades.net.letsbuild.ch): view Extern: query 'hades.net.letsbuild.ch/A/IN' denied 04-Jun-2026 13:07:18.393 security: info: client @0x7fb959e90228 138.246.253.131#30967 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied 04-Jun-2026 13:07:18.494 security: info: client @0x7fb959e90228 138.246.253.131#27987 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 04-Jun-2026 13:07:18.543 security: info: client @0x7fb959e90228 138.246.253.131#6496 (ns2.letsbuild.ch): view Extern: query 'ns2.letsbuild.ch/A/IN' denied 04-Jun-2026 13:10:57.996 security: info: client @0x7fb950050418 138.246.253.131#18594 (ns3.letsbuild.ch): view Extern: query 'ns3.letsbuild.ch/AAAA/IN' denied ... show less	Web App Attack

Showing 1 to 15 of 382 reports

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