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AbuseIPDB » 91.121.63.97

91.121.63.97 was found in our database!

This IP was reported 1,084 times. Confidence of Abuse is 59%: ?

59%

ISP	OVH SAS
Usage Type	Data Center/Web Hosting/Transit
ASN	AS16276
Hostname(s)	ip97.ip-91-121-63.eu
Domain Name	ovh.net
Country	🇫🇷 France
City	Roubaix, Hauts-de-France

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

Report 91.121.63.97

Whois 91.121.63.97

IP Abuse Reports for 91.121.63.97:

This IP address has been reported a total of 1,084 times from 84 distinct sources. 91.121.63.97 was first reported on February 8th 2025, and the most recent report was 5 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
🇺🇸 Aidar Kamalov	2026-06-01 14:01:46 (5 days ago)	2026-06-01T14:01:45.999588+00:00 pheonix-sip-ulap-net kamailio-17[3711492]: { "level": "NOTICE", "mo ... show more 2026-06-01T14:01:45.999588+00:00 pheonix-sip-ulap-net kamailio-17[3711492]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "1427460184-375158772-1603304719", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -5) fd=129.146.233.214, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇺🇸 Aidar Kamalov	2026-06-01 13:32:58 (5 days ago)	2026-06-01T13:32:58.526464+00:00 sanjose-sip-ulap-net kamailio-10[1720]: { "level": "NOTICE", "modul ... show more 2026-06-01T13:32:58.526464+00:00 sanjose-sip-ulap-net kamailio-10[1720]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "496859447-1110171040-1561428076", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -5) fd=155.248.209.56, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇩🇪 ipcop.net	2026-05-30 09:33:18 (1 week ago)	[2026-05-30 11:33:17] NOTICE[28512] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:699 ... show more [2026-05-30 11:33:17] NOTICE[28512] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:54512' (callid: 1986547591-745962768-1639475246) - Failed to authenticate [2026-05-30 11:33:17] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T11:33:17.093+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="<unknown>",SessionID="1986547591-745962768-1639475246",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/91.121.63.97/54512",Challenge="1780133596/8a30b1842f9a2ea405be5e385d7521fc",Response="857fea2dddd3e9e921393932d37a63b9",ExpectedResponse="" [2026-05-30 11:33:17] NOTICE[11004] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:54512' (callid: 1986547591-745962768-1639475246) - Failed to authenticate [2026-05-30 11:33:17] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T11 show less	Fraud VoIP Brute-Force
🇦🇪 Aidar Kamalov	2026-05-30 08:28:59 (1 week ago)	2026-05-30T08:28:57.517552+00:00 dubai-sip-ulap-net kamailio-7[1305]: { "level": "NOTICE", "module": ... show more 2026-05-30T08:28:57.517552+00:00 dubai-sip-ulap-net kamailio-7[1305]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "1136952132-194833855-627062610", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -5) fd=193.123.82.1, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-05-30T08:28:57.639981+00:00 dubai-sip-ulap-net kamailio-7[1310]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "1136952132-194833855-627062610", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -3) fd=193.123.82.1, adu=sip:193.123.82.1, aa=MD5, ar=193.123.82.1, au=655 ... show less	Fraud VoIP
🇩🇪 ipcop.net	2026-05-30 07:51:30 (1 week ago)	[2026-05-30 09:51:29] NOTICE[5660] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:1000 ... show more [2026-05-30 09:51:29] NOTICE[5660] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:52379' (callid: 1518588234-2101589018-263640656) - Failed to authenticate [2026-05-30 09:51:29] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T09:51:29.812+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="<unknown>",SessionID="1518588234-2101589018-263640656",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/91.121.63.97/52379",Challenge="1780127489/4579d539a1b919ba52a0ab3c0e38a76b",Response="39a48b26965857de114b91a2980d94d7",ExpectedResponse="" [2026-05-30 09:51:29] NOTICE[16695] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:52379' (callid: 1518588234-2101589018-263640656) - Failed to authenticate [2026-05-30 09:51:29] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30 show less	Fraud VoIP Brute-Force
🇩🇪 ipcop.net	2026-05-30 06:14:36 (1 week ago)	[2026-05-30 08:14:34] NOTICE[5660] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:1666 ... show more [2026-05-30 08:14:34] NOTICE[5660] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:60761' (callid: 103254014-928305974-2031862207) - Failed to authenticate [2026-05-30 08:14:34] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T08:14:34.939+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="<unknown>",SessionID="103254014-928305974-2031862207",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/91.121.63.97/60761",Challenge="1780121674/48371bb09d8bb2312ed78bd3129b84b0",Response="be290bb0898f9ec910087cefc13f4d5f",ExpectedResponse="" [2026-05-30 08:14:35] NOTICE[16695] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:60761' (callid: 103254014-928305974-2031862207) - Failed to authenticate [2026-05-30 08:14:35] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T08:14:35 show less	Fraud VoIP Brute-Force
🇦🇪 Aidar Kamalov	2026-05-30 06:02:18 (1 week ago)	2026-05-30T06:02:17.302035+00:00 dubai-sip-ulap-net kamailio-7[1310]: { "level": "NOTICE", "module": ... show more 2026-05-30T06:02:17.302035+00:00 dubai-sip-ulap-net kamailio-7[1310]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "1702014945-383942756-1714101803", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -5) fd=193.123.82.1, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-05-30T06:02:17.428866+00:00 dubai-sip-ulap-net kamailio-7[1305]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "1702014945-383942756-1714101803", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -3) fd=193.123.82.1, adu=sip:193.123.82.1, aa=MD5, ar=193.123.82.1, au=166666, ad= ... show less	Fraud VoIP
🇩🇪 ipcop.net	2026-05-30 04:35:56 (1 week ago)	[2026-05-30 06:35:55] NOTICE[16695] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:922 ... show more [2026-05-30 06:35:55] NOTICE[16695] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:59283' (callid: 1994564440-652493844-1466769399) - Failed to authenticate [2026-05-30 06:35:55] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T06:35:55.508+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="<unknown>",SessionID="1994564440-652493844-1466769399",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/91.121.63.97/59283",Challenge="1780115755/08cfccd4b63ae0a5f59e40ecf8f117ef",Response="893c9687ff45060caf49ea3e8eb51d80",ExpectedResponse="" [2026-05-30 06:35:55] NOTICE[8650] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:59283' (callid: 1994564440-652493844-1466769399) - Failed to authenticate [2026-05-30 06:35:55] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30 show less	Fraud VoIP Brute-Force
🇦🇪 Aidar Kamalov	2026-05-30 04:22:05 (1 week ago)	2026-05-30T03:30:38.330202+00:00 dubai-sip-ulap-net kamailio-7[1316]: { "level": "NOTICE", "module": ... show more 2026-05-30T03:30:38.330202+00:00 dubai-sip-ulap-net kamailio-7[1316]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "1290239026-367552067-1910949527", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -5) fd=193.123.82.1, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-05-30T03:30:38.495535+00:00 dubai-sip-ulap-net kamailio-7[1304]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "1290239026-367552067-1910949527", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -3) fd=193.123.82.1, adu=sip:193.123.82.1, aa=MD5, ar=193.123.82.1, au=188888 ... show less	Fraud VoIP
🇩🇪 ipcop.net	2026-05-30 02:54:17 (1 week ago)	[2026-05-30 04:54:16] NOTICE[28512] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:177 ... show more [2026-05-30 04:54:16] NOTICE[28512] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:53488' (callid: 1449770501-826306841-1283968463) - Failed to authenticate [2026-05-30 04:54:16] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T04:54:16.849+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="<unknown>",SessionID="1449770501-826306841-1283968463",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/91.121.63.97/53488",Challenge="1780109656/a88dfd4571c7ded231c4bc1ec7611768",Response="b6d9252c3b8e59ccb0391c3807c59a42",ExpectedResponse="" [2026-05-30 04:54:16] NOTICE[16695] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:53488' (callid: 1449770501-826306841-1283968463) - Failed to authenticate [2026-05-30 04:54:16] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T show less	Fraud VoIP Brute-Force
🇩🇪 ipcop.net	2026-05-30 01:16:53 (1 week ago)	[2026-05-30 03:16:52] NOTICE[1407] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:6222 ... show more [2026-05-30 03:16:52] NOTICE[1407] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:57743' (callid: 1334718944-1794898916-1376783451) - Failed to authenticate [2026-05-30 03:16:52] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-30T03:16:52.515+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="<unknown>",SessionID="1334718944-1794898916-1376783451",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/91.121.63.97/57743",Challenge="1780103812/8d76519fbb8e7aa6b8433e0fa2a61472",Response="c332e2b2a7ac675dfb37b070c5518b90",ExpectedResponse="" [2026-05-30 03:16:52] NOTICE[752] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:57743' (callid: 1334718944-1794898916-1376783451) - Failed to authenticate [2026-05-30 03:16:52] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-3 show less	Fraud VoIP Brute-Force
🇩🇪 scolastico	2026-05-29 22:01:30 (1 week ago)	[automated] IP failed to authenticate or send unauthenticated INVITE requests	Brute-Force Fraud VoIP
🇺🇸 Aidar Kamalov	2026-05-29 22:01:21 (1 week ago)	2026-05-29T22:01:21.065155+00:00 pheonix-sip-ulap-net kamailio-17[3711488]: { "level": "NOTICE", "mo ... show more 2026-05-29T22:01:21.065155+00:00 pheonix-sip-ulap-net kamailio-17[3711488]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "1744356777-664832149-1678762033", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -5) fd=129.146.233.214, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇦🇺 Aidar Kamalov	2026-05-29 21:45:36 (1 week ago)	2026-05-29T21:45:36.193634+00:00 sydney-sip-ulap-net kamailio-14[1628871]: { "level": "NOTICE", "mod ... show more 2026-05-29T21:45:36.193634+00:00 sydney-sip-ulap-net kamailio-14[1628871]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "2133727703-1150923596-1941847281", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 91.121.63.97 (code: -5) fd=192.9.164.107, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇩🇪 ipcop.net	2026-05-29 21:36:01 (1 week ago)	[2026-05-29 23:36:00] NOTICE[11004] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:200 ... show more [2026-05-29 23:36:00] NOTICE[11004] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:62940' (callid: 65151717-2034248061-787590050) - Failed to authenticate [2026-05-29 23:36:00] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-29T23:36:00.739+0200",Severity="Error",Service="PJSIP",EventVersion="1",AccountID="<unknown>",SessionID="65151717-2034248061-787590050",LocalAddress="IPV4/UDP/188.40.118.248/5060",RemoteAddress="IPV4/UDP/91.121.63.97/62940",Challenge="1780090560/542e2c441a990b084b6011d44e7a9315",Response="8babf19a4da989187cf3c63545204d14",ExpectedResponse="" [2026-05-29 23:36:00] NOTICE[28512] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '91.121.63.97:62940' (callid: 65151717-2034248061-787590050) - Failed to authenticate [2026-05-29 23:36:00] SECURITY[25418] res_security_log.c: SecurityEvent="ChallengeResponseFailed",EventTV="2026-05-29T23:36:00.8 show less	Fraud VoIP Brute-Force

Showing 1 to 15 of 1084 reports

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