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AbuseIPDB » 216.161.21.100

216.161.21.100 was found in our database!

This IP was reported 348 times. Confidence of Abuse is 21%: ?

21%

ISP	LARSON KING LLP
Usage Type	Fixed Line ISP
ASN	AS209
Hostname(s)	216-161-21-100.dia.static.qwest.net
Domain Name	larsonking.com
Country	🇺🇸 United States of America
City	Nowthen, Minnesota

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

Report 216.161.21.100

Whois 216.161.21.100

IP Abuse Reports for 216.161.21.100:

This IP address has been reported a total of 348 times from 24 distinct sources. 216.161.21.100 was first reported on May 30th 2023, 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	2026-07-06 05:06:15 (5 days ago)	2026-07-06T05:06:14.575839+00:00 siptest-sip-ulap-net kamailio-999[451129]: { "level": "NOTICE", "mo ... show more 2026-07-06T05:06:14.575839+00:00 siptest-sip-ulap-net kamailio-999[451129]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a929583249e4f7a3884", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=213.35.113.38, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇧🇳 Aidar Kamalov	2026-07-06 01:24:12 (5 days ago)	2026-07-06T01:24:11.155929+00:00 brunei1-sip-ulap-net kamailio-31[1200]: { "level": "NOTICE", "modul ... show more 2026-07-06T01:24:11.155929+00:00 brunei1-sip-ulap-net kamailio-31[1200]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a365243244e4f7a3350", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=192.168.100.10, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-06T01:24:11.500513+00:00 brunei1-sip-ulap-net kamailio-31[1191]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a365243244e4f7a3350", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=192.168.100.10, adu=sip:119.160.166.172:5060, aa=MD5, ar=192.168.100.10, au=335 ... show less	Fraud VoIP
🇦🇺 Aidar Kamalov	2026-07-06 00:45:00 (5 days ago)	2026-07-06T00:45:00.239659+00:00 sydney-sip-ulap-net kamailio-14[1628869]: { "level": "NOTICE", "mod ... show more 2026-07-06T00:45:00.239659+00:00 sydney-sip-ulap-net kamailio-14[1628869]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a172263000e4f7a4075", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (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
🇨🇴 ingentar	2026-07-05 15:59:50 (5 days ago)	[2026-07-05 10:53:35] SECURITY[20621] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2 ... show more [2026-07-05 10:53:35] SECURITY[20621] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2026-07-05T10:53:35.481-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="282",SessionID="0x7f8da40b5ad0",LocalAddress="IPV4/UDP/181.143.117.59/5060",RemoteAddress="IPV4/UDP/216.161.21.100/5060",Challenge="666e7b1b",ReceivedChallenge="666e7b1b",ReceivedHash="8052e88c5e63f01fc231ddd655ef9a78" [2026-07-05 10:56:41] NOTICE[20173] chan_sip.c: Registration from '<sip:[email protected]>' failed for '216.161.21.100:5060' - Wrong password [2026-07-05 10:56:41] SECURITY[20621] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2026-07-05T10:56:41.898-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="3359",SessionID="0x7f8da40b5ad0",LocalAddress="IPV4/UDP/181.143.117.59/5060",RemoteAddress="IPV4/UDP/216.161.21.100/5060",Challenge="6577b9ea",ReceivedChallenge="6577b9ea",ReceivedHash="e8709771df542da00ce09fa839cccd09" [2026-07-05 10:59:49] NOTICE[20173] chan_ ... show less	Fraud VoIP Brute-Force
🇨🇴 ingentar	2026-07-05 14:57:28 (5 days ago)	[2026-07-05 09:51:13] SECURITY[20621] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2 ... show more [2026-07-05 09:51:13] SECURITY[20621] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2026-07-05T09:51:13.659-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="4172",SessionID="0x7f8da40221b0",LocalAddress="IPV4/UDP/181.143.117.59/5060",RemoteAddress="IPV4/UDP/216.161.21.100/5060",Challenge="157bc305",ReceivedChallenge="157bc305",ReceivedHash="88cfa900834554a4b8cdccd6bb892689" [2026-07-05 09:54:21] NOTICE[20173] chan_sip.c: Registration from '<sip:[email protected]>' failed for '216.161.21.100:5060' - Wrong password [2026-07-05 09:54:21] SECURITY[20621] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2026-07-05T09:54:21.534-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="1665",SessionID="0x7f8da406bb40",LocalAddress="IPV4/UDP/181.143.117.59/5060",RemoteAddress="IPV4/UDP/216.161.21.100/5060",Challenge="4ec08957",ReceivedChallenge="4ec08957",ReceivedHash="95c88d83c6eb0945096454915d2642af" [2026-07-05 09:57:27] NOTICE[20173] chan ... show less	Fraud VoIP Brute-Force
🇨🇴 ingentar	2026-07-05 08:36:15 (5 days ago)	[2026-07-05 03:30:01] SECURITY[19346] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2 ... show more [2026-07-05 03:30:01] SECURITY[19346] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2026-07-05T03:30:01.104-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="780",SessionID="0x7f79d401aa20",LocalAddress="IPV4/UDP/181.143.117.59/5060",RemoteAddress="IPV4/UDP/216.161.21.100/5060",Challenge="4d112058",ReceivedChallenge="4d112058",ReceivedHash="e8af5934004d840d4ea6394309f091c7" [2026-07-05 03:33:08] NOTICE[19113] chan_sip.c: Registration from '<sip:[email protected]>' failed for '216.161.21.100:5060' - Wrong password [2026-07-05 03:33:08] SECURITY[19346] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2026-07-05T03:33:08.036-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="2975",SessionID="0x7f79d4034950",LocalAddress="IPV4/UDP/181.143.117.59/5060",RemoteAddress="IPV4/UDP/216.161.21.100/5060",Challenge="1b6bb690",ReceivedChallenge="1b6bb690",ReceivedHash="4c93afcff7a838d861dbb7bbf8e8fcab" [2026-07-05 03:36:14] NOTICE[19113] chan_ ... show less	Fraud VoIP Brute-Force
🇦🇺 Aidar Kamalov	2026-07-05 07:14:16 (5 days ago)	2026-07-05T07:14:15.142453+00:00 sydney-sip-ulap-net kamailio-14[1628870]: { "level": "NOTICE", "mod ... show more 2026-07-05T07:14:15.142453+00:00 sydney-sip-ulap-net kamailio-14[1628870]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a848247125e4f7a4475", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=192.9.164.107, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-05T07:14:15.432777+00:00 sydney-sip-ulap-net kamailio-14[1628871]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a848247125e4f7a4475", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=192.9.164.107, adu=sip:192.9.164.107:5060, aa=MD5, ar=192.9.164.107, au=4475, ad= ... show less	Fraud VoIP
🇸🇬 Aidar Kamalov	2026-07-05 06:36:46 (5 days ago)	2026-07-05T06:36:44.899811+00:00 siptest-sip-ulap-net kamailio-999[451132]: { "level": "NOTICE", "mo ... show more 2026-07-05T06:36:44.899811+00:00 siptest-sip-ulap-net kamailio-999[451132]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a576939171e4f7a598", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=213.35.113.38, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-05T06:36:45.211162+00:00 siptest-sip-ulap-net kamailio-999[451133]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a576939171e4f7a598", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=213.35.113.38, adu=sip:213.35.113.38:5060, aa=MD5, ar=213.35.113.38, au=598, ad=, aU=5 ... show less	Fraud VoIP
🇦🇺 Aidar Kamalov	2026-07-04 22:16:27 (6 days ago)	2026-07-04T22:16:26.309815+00:00 sydney-sip-ulap-net kamailio-14[1628872]: { "level": "NOTICE", "mod ... show more 2026-07-04T22:16:26.309815+00:00 sydney-sip-ulap-net kamailio-14[1628872]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a368747102e4f7a995", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=192.9.164.107, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-04T22:16:26.597561+00:00 sydney-sip-ulap-net kamailio-14[1628870]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a368747102e4f7a995", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=192.9.164.107, adu=sip:192.9.164.107:5060, aa=MD5, ar=192.9.164.107, au=1995, ad=, ... show less	Fraud VoIP
🇸🇬 Aidar Kamalov	2026-07-04 14:17:30 (6 days ago)	2026-07-04T14:17:29.438726+00:00 siptest-sip-ulap-net kamailio-999[451127]: { "level": "NOTICE", "mo ... show more 2026-07-04T14:17:29.438726+00:00 siptest-sip-ulap-net kamailio-999[451127]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a808694905e4f7a333", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=213.35.113.38, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-04T14:17:29.751173+00:00 siptest-sip-ulap-net kamailio-999[451130]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a808694905e4f7a333", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=213.35.113.38, adu=sip:213.35.113.38:5060, aa=MD5, ar=213.35.113.38, au=1333, ad= ... show less	Fraud VoIP
🇦🇺 Aidar Kamalov	2026-07-04 11:59:10 (6 days ago)	2026-07-04T11:59:09.023432+00:00 sydney-sip-ulap-net kamailio-14[1628870]: { "level": "NOTICE", "mod ... show more 2026-07-04T11:59:09.023432+00:00 sydney-sip-ulap-net kamailio-14[1628870]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a789598822e4f7a4848", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=192.9.164.107, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-04T11:59:09.318618+00:00 sydney-sip-ulap-net kamailio-14[1628871]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a789598822e4f7a4848", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=192.9.164.107, adu=sip:192.9.164.107:5060, aa=MD5, ar=192.9.164.107, au=4848, ad= ... show less	Fraud VoIP
🇧🇳 Aidar Kamalov	2026-07-04 11:41:08 (6 days ago)	2026-07-04T11:41:07.692624+00:00 brunei1-sip-ulap-net kamailio-31[1191]: { "level": "NOTICE", "modul ... show more 2026-07-04T11:41:07.692624+00:00 brunei1-sip-ulap-net kamailio-31[1191]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a67813086e4f7a546", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=192.168.100.10, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇸🇬 Aidar Kamalov	2026-07-04 07:37:41 (6 days ago)	2026-07-04T07:34:33.484225+00:00 siptest-sip-ulap-net kamailio-999[451131]: { "level": "NOTICE", "mo ... show more 2026-07-04T07:34:33.484225+00:00 siptest-sip-ulap-net kamailio-999[451131]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a434114424e4f7a38", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=213.35.113.38, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-04T07:34:33.799182+00:00 siptest-sip-ulap-net kamailio-999[451132]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a434114424e4f7a38", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=213.35.113.38, adu=sip:213.35.113.38:5060, aa=MD5, ar=213.35.113.38, au=3811, ad=, ... show less	Fraud VoIP
🇧🇳 Aidar Kamalov	2026-07-03 17:39:05 (1 week ago)	2026-07-03T17:39:04.953501+00:00 brunei1-sip-ulap-net kamailio-31[1191]: { "level": "NOTICE", "modul ... show more 2026-07-03T17:39:04.953501+00:00 brunei1-sip-ulap-net kamailio-31[1191]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a221064940e4f7a4358", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=192.168.100.10, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-03T17:39:05.305423+00:00 brunei1-sip-ulap-net kamailio-31[1194]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a221064940e4f7a4358", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=192.168.100.10, adu=sip:119.160.166.172:5060, aa=MD5, ar=192.168.100.10, au=435 ... show less	Fraud VoIP
🇦🇺 Aidar Kamalov	2026-07-03 16:14:19 (1 week ago)	2026-07-03T16:07:44.672388+00:00 sydney-sip-ulap-net kamailio-14[1628875]: { "level": "NOTICE", "mod ... show more 2026-07-03T16:07:44.672388+00:00 sydney-sip-ulap-net kamailio-14[1628875]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a131237925e4f7a3506", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -5) fd=192.9.164.107, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-07-03T16:07:44.968702+00:00 sydney-sip-ulap-net kamailio-14[1628869]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a131237925e4f7a3506", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0429", "message": "AUTH: REGISTER FAILED from 216.161.21.100 (code: -3) fd=192.9.164.107, adu=sip:192.9.164.107:5060, aa=MD5, ar=192.9.164.107, au=3506, ad= ... show less	Fraud VoIP

Showing 1 to 15 of 348 reports

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