IP address

Search at other sites:
.000221.132.21.99
Shodan(more info)
Passive DNS
Tags:
IP blacklists
Spamhaus PBL
221.132.21.99 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: 2026-05-02 10:04:41.169000
Was present on blacklist at: 2026-04-18 10:04, 2026-04-26 04:22, 2026-05-02 10:04
blocklist.de FTP
221.132.21.99 is listed on the blocklist.de FTP blacklist.

Description: Blocklist.de feed is a free and voluntary service<br>provided by a Fraud/Abuse-specialist. IPs performing attacks<br>on the Service FTP.
Type of feed: primary (feed detail page)

Last checked at: 2026-04-20 10:05:00.089000
Was present on blacklist at: 2026-04-18 16:05, 2026-04-18 22:05, 2026-04-19 04:05, 2026-04-19 10:05, 2026-04-19 16:05, 2026-04-19 22:05, 2026-04-20 04:05, 2026-04-20 10:05
CI Army
221.132.21.99 is listed on the CI Army blacklist.

Description: Collective Intelligence Network Security is a Threat Intelligence<br>database that provides scores for IPs. Source of unspecified malicious attacks<br>most of them will be active attackers/scanners
Type of feed: primary (feed detail page)

Last checked at: 2026-04-19 02:50:00.997000
Was present on blacklist at: 2026-04-19 02:50
AbuseIPDB
221.132.21.99 is listed on the AbuseIPDB blacklist.

Description: AbuseIPDB is a project managed by Marathon Studios Inc.<br>Lists IPs performing a malicious activity (DDoS, spam, phishing...)
Type of feed: primary (feed detail page)

Last checked at: 2026-04-20 04:00:00.622000
Was present on blacklist at: 2026-04-19 04:00, 2026-04-20 04:00

Threat categories

TLRoleCategoryDetails
No threat category tags assigned
Warden events (3741)
2026-04-19
IntrusionUserCompromise (node.cfb4f7): 184
ReconScanning (node.ce2b59): 20
2026-04-18
ReconScanning (node.ce2b59): 25
IntrusionUserCompromise (node.cfb4f7): 3512
DShield reports (IP summary, reports)
2026-04-19
Number of reports: 201
Distinct targets: 45
2026-04-20
Number of reports: 128
Distinct targets: 39
Origin AS
AS45899 - VNPT-AS-VN
BGP Prefix
221.132.21.0/24
geo
Vietnam
🕑 Asia/Bangkok
hostname
(null)
Address block ('inetnum' or 'NetRange' in whois database)
221.132.0.0 - 221.132.63.255
last_activity
2026-04-19 14:57:57
last_warden_event
2026-04-19 14:57:57
rep
0.0
reserved_range
0
ts_added
2026-04-18 10:04:37.533000
ts_last_update
2026-05-06 10:04:40.105000

Warden event timeline

DShield event timeline

Presence on blacklists