IP address

Search at other sites:
--221.181.223.106
Shodan(more info)
Passive DNS
Tags:
IP blacklists
UCEPROTECT L1
221.181.223.106 is listed on the UCEPROTECT L1 blacklist.

Description: UCEPROTECT-NETWORK list of spam IPs.
Type of feed: primary (feed detail page)

Last checked at: 2026-02-27 16:45:00.504000
Was present on blacklist at: 2026-02-24 16:45, 2026-02-25 00:45, 2026-02-25 08:45, 2026-02-26 00:45, 2026-02-27 08:45, 2026-02-27 16:45
Spamhaus SBL CSS
221.181.223.106 is listed on the Spamhaus SBL CSS blacklist.

Description: The Spamhaus CSS is part of the SBL. CSS listings will have return code 127.0.0.3 to differentiate from regular SBL listings, which have return code 127.0.0.2.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2026-02-24 16:55:20.506000
Was present on blacklist at: 2026-02-24 16:55

Threat categories

TLRoleCategoryDetails
No threat category tags assigned
Origin AS
AS56046 - CMNET-Jiangsu-AP
BGP Prefix
221.181.223.0/24
geo
China
🕑 Asia/Shanghai
hostname
(null)
Address block ('inetnum' or 'NetRange' in whois database)
221.176.0.0 - 221.183.255.255
reserved_range
0
Shodan's InternetDB
Open ports: 25, 110, 143, 4433, 8081
Tags: –
CPEs: cpe:/a:f5:nginx
ts_added
2026-02-24 16:55:19.849000
ts_last_update
2026-02-27 16:55:49.137000

Warden event timeline

DShield event timeline

Presence on blacklists