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AbuseIPDB » 65.51.33.50

65.51.33.50 was found in our database!

This IP was reported 269 times. Confidence of Abuse is 0%: ?

ISP	Cablevision Systems Corp.
Usage Type	Fixed Line ISP
ASN	AS54004
Hostname(s)	41332132.cst.lightpath.net
Domain Name	optimum.com
Country	🇺🇸 United States of America
City	Paramus, New Jersey

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

Report 65.51.33.50

Whois 65.51.33.50

IP Abuse Reports for 65.51.33.50:

This IP address has been reported a total of 269 times from 25 distinct sources. 65.51.33.50 was first reported on August 31st 2021, and the most recent report was 2 months ago.

Old Reports: The most recent abuse report for this IP address is from 2 months ago . It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇺🇸 [email protected]	2026-04-18 05:00:00 (2 months ago)	Brute Force VoIP Attack	Brute-Force
🇺🇸 Teknikal_Domain	2026-02-03 01:50:27 (5 months ago)	[Feb 2 20:50:26] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:338@72. ... show more [Feb 2 20:50:26] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a997393385e4f7a338) - No matching endpoint found [Feb 2 20:50:26] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a997393385e4f7a338) - No matching endpoint found [Feb 2 20:50:26] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a997393385e4f7a338) - Failed to authenticate [Feb 2 20:50:26] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a997393385e4f7a338) - No matching endpoint found ... show less	Fraud VoIP Brute-Force
🇸🇬 Aidar Kamalov	2026-02-02 17:05:58 (5 months ago)	2026-02-02T17:05:57.379628+00:00 sgp kamailio-4[2067]: { "level": "NOTICE", "module": "xlog", "file" ... show more 2026-02-02T17:05:57.379628+00:00 sgp kamailio-4[2067]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a550793446e4f7a320", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0123", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=47.241.222.225, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-02-02T17:05:57.710859+00:00 sgp kamailio-4[2060]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a550793446e4f7a320", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0123", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -3) fd=47.241.222.225, adu=sip:47.241.222.225:5060, aa=MD5, ar=47.241.222.225, au=320, ad=, aU=320, [email protected]" } ... show less	Fraud VoIP
🇦🇪 Aidar Kamalov	2026-02-02 13:24:09 (5 months ago)	2026-02-02T13:24:08.884203+00:00 dubai kamailio-7[2031444]: { "level": "NOTICE", "module": "xlog", " ... show more 2026-02-02T13:24:08.884203+00:00 dubai kamailio-7[2031444]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a120434817e4f7a29", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=193.123.82.1, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇳🇬 Aidar Kamalov	2026-02-02 10:36:01 (5 months ago)	2026-02-02T10:36:00.268728+00:00 nigeria1-sip-ulap-net kamailio-32[2738431]: { "level": "NOTICE", "m ... show more 2026-02-02T10:36:00.268728+00:00 nigeria1-sip-ulap-net kamailio-32[2738431]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a551254213e4f7a270", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=102.223.38.215, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇵🇭 Aidar Kamalov	2026-02-02 05:33:24 (5 months ago)	Feb 2 05:33:23 unionbank-sip-ulap-net /usr/sbin/kamailio[819487]: NOTICE: [ver. 2024.2.2] {REGISTER ... show more Feb 2 05:33:23 unionbank-sip-ulap-net /usr/sbin/kamailio[819487]: NOTICE: [ver. 2024.2.2] {REGISTER 1 1 REGISTER e5f4a461846979e4f7a38} <script>: AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=103.150.202.44, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected] ... show less	Fraud VoIP
🇭🇰 Aidar Kamalov	2026-02-01 21:47:33 (5 months ago)	2026-02-01T21:47:33.545583+00:00 hkg kamailio-3[2697269]: { "level": "NOTICE", "module": "xlog", "fi ... show more 2026-02-01T21:47:33.545583+00:00 hkg kamailio-3[2697269]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a484236095e4f7a232", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=47.243.168.212, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇸🇬 Aidar Kamalov	2026-02-01 21:23:20 (5 months ago)	2026-02-01T21:23:19.423711+00:00 sgp kamailio-4[2066]: { "level": "NOTICE", "module": "xlog", "file" ... show more 2026-02-01T21:23:19.423711+00:00 sgp kamailio-4[2066]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a69737962e4f7a88", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0123", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=47.241.222.225, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-02-01T21:23:19.754050+00:00 sgp kamailio-4[2061]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a69737962e4f7a88", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0123", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -3) fd=47.241.222.225, adu=sip:47.241.222.225:5060, aa=MD5, ar=47.241.222.225, au=188, ad=, aU=188, [email protected]" } 2026-02-01T21: ... show less	Fraud VoIP
🇦🇺 Aidar Kamalov	2026-02-01 20:51:43 (5 months ago)	2026-02-01T20:51:43.347433+00:00 melbourne-sip-ulap-net kamailio-15[735510]: { "level": "NOTICE", "m ... show more 2026-02-01T20:51:43.347433+00:00 melbourne-sip-ulap-net kamailio-15[735510]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a745859055e4f7a236", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "26.0123", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=152.69.190.114, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } ... show less	Fraud VoIP
🇳🇬 Aidar Kamalov	2026-02-01 17:56:57 (5 months ago)	2026-02-01T17:56:56.764577+00:00 nigeria1-sip-ulap-net kamailio-32[2738433]: { "level": "NOTICE", "m ... show more 2026-02-01T17:56:56.764577+00:00 nigeria1-sip-ulap-net kamailio-32[2738433]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a791743447e4f7a387", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=102.223.38.215, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-02-01T17:56:57.012699+00:00 nigeria1-sip-ulap-net kamailio-32[2738430]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a791743447e4f7a387", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -3) fd=102.223.38.215, adu=sip:102.223.38.215:5060, aa=MD5, ar=102.223.38.215, au=387, ad=, ... show less	Fraud VoIP
🇸🇬 Aidar Kamalov	2026-02-01 10:58:51 (5 months ago)	2026-02-01T10:38:50.316487+00:00 sgp kamailio-4[2062]: { "level": "NOTICE", "module": "xlog", "file" ... show more 2026-02-01T10:38:50.316487+00:00 sgp kamailio-4[2062]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a667565040e4f7a703", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0123", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -3) fd=47.241.222.225, adu=sip:47.241.222.225:5060, aa=MD5, ar=47.241.222.225, au=703, ad=, aU=703, [email protected]" } 2026-02-01T10:38:50.316487+00:00 sgp kamailio-4[2062]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a667565040e4f7a703", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "26.0123", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -3) fd=47.241.222.225, adu=sip:47.241.222.225:5060, aa=MD5, ar=47.241.222.225, au=703, ad=, aU=703, [email protected]" } ... show less	Fraud VoIP
🇳🇬 Aidar Kamalov	2026-02-01 09:48:25 (5 months ago)	2026-02-01T09:47:43.989198+00:00 nigeria1-sip-ulap-net kamailio-32[2738433]: { "level": "NOTICE", "m ... show more 2026-02-01T09:47:43.989198+00:00 nigeria1-sip-ulap-net kamailio-32[2738433]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a187964154e4f7a252", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=102.223.38.215, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-02-01T09:47:44.235410+00:00 nigeria1-sip-ulap-net kamailio-32[2738430]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a187964154e4f7a252", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -3) fd=102.223.38.215, adu=sip:102.223.38.215:5060, aa=MD5, ar=102.223.38.215, au=252, ad=, ... show less	Fraud VoIP
🇰🇿 Aidar Kamalov	2026-02-01 03:19:45 (5 months ago)	2026-02-01T03:19:44.255948+00:00 ruvds-4gwsm kamailio-30[1767505]: { "level": "NOTICE", "module": "x ... show more 2026-02-01T03:19:44.255948+00:00 ruvds-4gwsm kamailio-30[1767505]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a353303444e4f7a005", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=193.124.93.102, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-02-01T03:19:44.484755+00:00 ruvds-4gwsm kamailio-30[1767494]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a353303444e4f7a005", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -3) fd=193.124.93.102, adu=sip:193.124.93.102:5060, aa=MD5, ar=193.124.93.102, au=1005, ad=, aU=1005, Au=1 ... show less	Fraud VoIP
🇺🇸 Teknikal_Domain	2026-01-31 20:19:38 (5 months ago)	[Jan 31 15:19:36] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:212@72. ... show more [Jan 31 15:19:36] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a499211987e4f7a22) - No matching endpoint found [Jan 31 15:19:36] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a499211987e4f7a22) - No matching endpoint found [Jan 31 15:19:36] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a499211987e4f7a22) - Failed to authenticate [Jan 31 15:19:36] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a499211987e4f7a22) - No matching endpoint found [Jan 31 15:19:36] NOTICE[11138] res_pjsip/pjsip_distributor.c: Request 'REGISTER' from '<sip:[email protected]>' failed for '65.51.33.50:5060' (callid: e5f4a499211987e4f7a22) - Failed to authen ... show less	Fraud VoIP Brute-Force
🇩🇪 Aidar Kamalov	2026-01-31 10:08:52 (5 months ago)	2026-01-31T10:01:19.478258+00:00 frankfurt-sip-ulap-net kamailio-12[3213343]: { "level": "NOTICE", " ... show more 2026-01-31T10:01:19.478258+00:00 frankfurt-sip-ulap-net kamailio-12[3213343]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a70930390e4f7a203", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "1 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -5) fd=144.24.164.82, adu=<null>, aa=<null>, ar=<null>, au=<null>, ad=<null>, aU=<null>, [email protected]" } 2026-01-31T10:01:19.643581+00:00 frankfurt-sip-ulap-net kamailio-12[3213342]: { "level": "NOTICE", "module": "xlog", "file": "xlog.c", "line": 283, "function": "", "callid": "e5f4a70930390e4f7a203", "src": "[email protected]", "dst": "[email protected]", "mt": 1, "method": "REGISTER", "cseq": "2 REGISTER", "version_config": "25.1126", "message": "AUTH: REGISTER FAILED from 65.51.33.50 (code: -3) fd=144.24.164.82, adu=sip:144.24.164.82:5060, aa=MD5, ar=144.24.164.82, au=2031, ad=, aU ... show less	Fraud VoIP

Showing 1 to 15 of 269 reports

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