Log in to view charts and search reports for this IP.
Log In
No reports in the last 60 days
90.5.221.52 has been reported 48
times. The most recent report is from
.
The full history is preserved below and remains searchable. A
0% score reflects the absence of recent activity, but
this is not a guarantee that earlier reports were invalid. Abuse confidence score decays,
naturally, over time, when the abusive activity stops.
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.
ThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-12-06 06:54:22 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=dwb&passwd=
2025-12-06 06:48:29 //webapi/auth.cgi?api=SYNO.API.Auth&version ...
show moreThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-12-06 06:54:22 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=dwb&passwd=
2025-12-06 06:48:29 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=fzn&passwd=
2025-12-06 06:48:43 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=fzn&passwd=
2025-12-06 06:48:35 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=fzn&passwd=
2025-12-06 06:48:40 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=fzn&passwd=
2025-12-06 07:19:52 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=hoffnung&passwd=
show less
ThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-12-03 01:11:30 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=dhuser&passwd=
2025-12-03 00:15:33 //webapi/auth.cgi?api=SYNO.API.Auth&vers ...
show moreThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-12-03 01:11:30 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=dhuser&passwd=
2025-12-03 00:15:33 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=행복12&passwd=
2025-12-03 00:46:33 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=김성철&passwd=
2025-12-03 00:19:10 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=baldie&passwd=
2025-12-03 01:34:17 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=kimhy305&passwd=
show less
ThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-30 00:03:46 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=徐梦颖&passwd=
2025-11-30 00:52:50 //webapi/auth.cgi?api=SYNO.API.Auth&version ...
show moreThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-30 00:03:46 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=徐梦颖&passwd=
2025-11-30 00:52:50 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=xuqian&passwd=
2025-11-30 00:38:24 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=zhoumengmei&passwd=
2025-11-30 00:38:39 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=zhoumengmei&passwd=
2025-11-30 00:38:20 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=zhoumengmei&passwd=
show less
ThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-29 04:08:42 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=dh002&passwd=
2025-11-29 03:41:33 //webapi/auth.cgi?api=SYNO.API.Auth&versi ...
show moreThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-29 04:08:42 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=dh002&passwd=
2025-11-29 03:41:33 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=dh018&passwd=
2025-11-29 03:56:15 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=dh008&passwd=
2025-11-29 04:53:45 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=k210406&passwd=
2025-11-29 04:36:38 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=spacer&passwd=
2025-11-29 04:48:37 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=l1708004&passwd=
show less
ThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-27 00:46:36 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=刘奕麟&passwd=
2025-11-27 00:57:20 //webapi/auth.cgi?api=SYNO.API.Auth&version ...
show moreThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-27 00:46:36 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=刘奕麟&passwd=
2025-11-27 00:57:20 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=gzhys&passwd=
2025-11-27 00:46:21 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=刘奕麟&passwd=
2025-11-27 00:46:24 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=刘奕麟&passwd=
2025-11-27 00:46:13 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=刘奕麟&passwd=
2025-11-27 00:46:17 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=刘奕麟&passwd=
show less
ThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-26 01:08:41 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=te1&passwd=
2025-11-26 01:14:35 //webapi/auth.cgi?api=SYNO.API.Auth&version ...
show moreThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-26 01:08:41 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=te1&passwd=
2025-11-26 01:14:35 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=pixie&passwd=
2025-11-26 01:19:14 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=huikinfukhk&passwd=
2025-11-26 00:59:35 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=laoyu&passwd=
2025-11-26 00:59:34 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=laoyu&passwd=
show less
ThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-25 00:08:19 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=720460&passwd=
2025-11-25 00:22:05 //webapi/auth.cgi?api=SYNO.API.Auth&vers ...
show moreThreatBook Intelligence: Dynamic IP more details on http://threatbook.io/ip/90.5.221.52
2025-11-25 00:08:19 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=720460&passwd=
2025-11-25 00:22:05 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=吴总&passwd=
2025-11-25 00:05:25 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=720462&passwd=
2025-11-25 00:03:22 //webapi/auth.cgi?api=SYNO.API.Auth&version=3&method=login&account=720463&passwd=
show less