IP address

Search at other sites:
.052121.43.181.25
Shodan(more info)
Passive DNS
Tags:
IP blacklists
Spamhaus PBL
121.43.181.25 is listed on the Spamhaus PBL blacklist.

Description: The Spamhaus PBL is a DNSBL database of end-user IP address ranges which should not be delivering unauthenticated SMTP email to any Internet mail server except those provided for specifically by an ISP for that customer's use.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2026-08-30 05:06:27.123000
Was present on blacklist at: 2026-08-23 05:05, 2026-08-30 05:06

Threat categories

TLRoleCategoryDetails
50 src scan
DShield reports (IP summary, reports)
2026-08-22
Number of reports: 235966
Distinct targets: 63392
2026-08-23
Number of reports: 235966
Distinct targets: 63392
Origin AS
AS37963 - CNNIC-ALIBABA-CN-NET-AP
BGP Prefix
121.42.0.0/15
geo
China, Hangzhou
🕑 Asia/Shanghai
hostname
(null)
Address block ('inetnum' or 'NetRange' in whois database)
121.40.0.0 - 121.43.255.255
rep
0.05238095238095242
reserved_range
0
ts_added
2026-08-23 05:05:35.577000
ts_last_update
2026-08-31 05:10:05.568000

Warden event timeline

DShield event timeline

Presence on blacklists