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AbuseIPDB » 206.251.66.39

206.251.66.39 was found in our database!

This IP was reported 13 times. Confidence of Abuse is 0%: ?

ISP	Ultimate Internet Access, Inc
Usage Type	Fixed Line ISP
ASN	AS11123
Hostname(s)	fiber-ie-206-251-66-39.uia.net
Domain Name	uia.net
Country	🇺🇸 United States of America
City	Ontario, California

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

Report 206.251.66.39

Whois 206.251.66.39

IP Abuse Reports for 206.251.66.39:

This IP address has been reported a total of 13 times from 6 distinct sources. 206.251.66.39 was first reported on November 21st 2025, and the most recent report was 5 months ago.

Old Reports: The most recent abuse report for this IP address is from 5 months ago . It is possible that this IP is no longer involved in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇨🇦 bwhitty	2026-02-13 18:01:51 (5 months ago)	Performed brute-force login attempts (>5 in 30s) using dictionary usernames (eg:'admin') on Web Appl ... show more Performed brute-force login attempts (>5 in 30s) using dictionary usernames (eg:'admin') on Web Application Portals of a public-facing Synology NAS (self-hosted domain presence for small business); sufficient to trigger IP auto-block on the host. show less	Brute-Force Web App Attack
🇨🇳 ThreatBook.io	2025-12-03 22:44:47 (7 months ago)	ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-12-03 ... show more ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-12-03 00:08:48 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=김회승&passwd= 2025-12-03 02:26:34 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=기술연구소&passwd= 2025-12-03 02:09:43 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=염광재&passwd= 2025-12-03 00:58:23 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=venduser1&passwd= 2025-12-03 02:13:19 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=송용규&passwd= 2025-12-03 02:02:51 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=이윤규&passwd= show less	Web App Attack
🇨🇳 ThreatBook.io	2025-11-30 22:41:13 (8 months ago)	ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-30 ... show more ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-30 00:10:54 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=廖倩&passwd= 2025-11-30 02:39:16 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=wuqian&passwd= 2025-11-30 02:07:19 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=xuzhen&passwd= 2025-11-30 02:39:11 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=wuqian&passwd= 2025-11-30 02:39:14 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=wuqian&passwd= 2025-11-30 02:39:07 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=wuqian&passwd= show less	Web App Attack
🇨🇳 ThreatBook.io	2025-11-29 22:43:27 (8 months ago)	ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-29 ... show more ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-29 05:13:25 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=catharina&passwd= 2025-11-29 05:55:44 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=liyajun&passwd= 2025-11-29 04:12:07 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=ck003&passwd= 2025-11-29 06:25:53 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=liuqiuyu&passwd= 2025-11-29 06:28:12 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=loupingzhou&passwd= show less	Web App Attack
🇨🇳 ThreatBook.io	2025-11-28 01:06:00 (8 months ago)	ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-27 ... show more ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-27 01:34:51 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=prorab&passwd= 2025-11-27 01:25:49 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=remenyi.aron&passwd= 2025-11-27 01:10:13 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=drazkowskimac&passwd= 2025-11-27 00:19:13 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=elly&passwd= 2025-11-27 00:41:26 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=刘思思&passwd= show less	Web App Attack
🇨🇳 ThreatBook.io	2025-11-27 00:16:43 (8 months ago)	ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-26 ... show more ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-26 00:38:05 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=sasha-g&passwd= 2025-11-26 00:13:35 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=kei&passwd= 2025-11-26 01:22:08 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=te6&passwd= 2025-11-26 00:37:47 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=sasha-g&passwd= 2025-11-26 00:11:39 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=maychan&passwd= show less	Web App Attack
🇨🇳 ThreatBook.io	2025-11-25 23:53:45 (8 months ago)	ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-25 ... show more ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-25 02:05:34 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=骆军&passwd= 2025-11-25 03:08:24 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=藄悦&passwd= 2025-11-25 01:18:42 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=陈莉莉&passwd= 2025-11-25 01:54:35 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=陈麒&passwd= 2025-11-25 00:41:45 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=tour&passwd= 2025-11-25 03:12:58 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=计划部&passwd= show less	Web App Attack
🇨🇳 ThreatBook.io	2025-11-24 23:37:00 (8 months ago)	ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-24 ... show more ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-24 01:06:05 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=hpnetsurfix&passwd= 2025-11-24 01:05:52 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=hpnetsurfix&passwd= 2025-11-24 00:24:37 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=soowim&passwd= 2025-11-24 00:09:11 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=10259&passwd= 2025-11-24 01:06:01 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=hpnetsurfix&passwd= 2025-11-24 01:05:55 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=hpnetsurfix&passwd= show less	Web App Attack
🇨🇳 ThreatBook.io	2025-11-23 23:45:40 (8 months ago)	ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-23 ... show more ThreatBook Intelligence: vpn_proxy more details on http://threatbook.io/ip/206.251.66.39 2025-11-23 00:29:36 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=gina_tan&passwd= 2025-11-23 00:54:33 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=rob&passwd= 2025-11-23 00:59:59 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=anhpt&passwd= 2025-11-23 00:09:54 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=phrphr&passwd= 2025-11-23 00:28:09 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=whsbackup&passwd= show less	Web App Attack
🇸🇪 Sria Iria	2025-11-22 02:20:48 (8 months ago)	User [노트북] from [206.251.66.39] failed to sign in to [DSM] via [password] due to authorization failu ... show more User [노트북] from [206.251.66.39] failed to sign in to [DSM] via [password] due to authorization failure. show less	Brute-Force
🇸🇰 Robo	2025-11-22 00:25:35 (8 months ago)	SYSTEM: Host [206.251.66.39] was blocked via [DSM].	Brute-Force
🇫🇷 (ò,Ő)	2025-11-21 21:48:17 (8 months ago)	User [ ] from [206.251.66.39] failed to log in due to authorization failure.	Brute-Force
🇨🇦 shmorg	2025-11-21 15:28:47 (8 months ago)	User [] from [206.251.66.39] failed to log in via [DSM] due to authorization failure.	Brute-Force Web App Attack

Showing 1 to 13 of 13 reports

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