IP address


.15913.143.163.21
Shodan(more info)
Passive DNS
Tags:
IP blacklists
UCEPROTECT L1
13.143.163.21 was recently listed on the UCEPROTECT L1 blacklist, but currently it is not.

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

Last checked at: 2026-11-02 08:45:00.644000
Was present on blacklist at: 2026-10-26 16:45, 2026-10-27 00:45, 2026-10-27 08:45, 2026-10-27 16:45, 2026-10-28 00:45, 2026-10-28 08:45, 2026-10-28 16:45, 2026-10-29 00:45, 2026-10-29 08:45, 2026-10-29 16:45, 2026-10-30 00:45, 2026-10-30 08:45, 2026-10-30 16:45, 2026-10-31 00:45, 2026-10-31 08:45, 2026-10-31 16:45, 2026-11-01 00:45, 2026-11-01 08:45, 2026-11-01 16:45, 2026-11-02 00:45, 2026-11-02 08:45
Spamhaus SBL CSS
13.143.163.21 was recently listed on the Spamhaus SBL CSS blacklist, but currently it is not.

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: 2026-11-02 16:50:00.320000
Was present on blacklist at: 2026-10-26 16:49
Spamhaus XBL CBL
13.143.163.21 is listed on the Spamhaus XBL CBL blacklist.

Description: The Spamhaus Exploits Block List (XBL) is a realtime database of IP addresses of hijacked PCs infected by illegal 3rd party exploits, including open proxies, worms/viruses with built-in spam engines, and other types of trojan-horse exploits.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2026-11-02 16:50:00.320000
Was present on blacklist at: 2026-10-26 16:49, 2026-11-02 16:50

Threat categories

TLRoleCategoryDetails
41 src —

Origin AS
AS219337 -
BGP Prefix
13.143.163.0/24
geo
United States, Orem
🕑 America/Denver
hostname
(null)
Address block ('inetnum' or 'NetRange' in whois database)
13.140.0.0 - 13.143.255.255
rep
0.1591035847462855
reserved_range
0
Shodan's InternetDB
Open ports: 22
Tags: –
CPEs: cpe:/o:canonical:ubuntu_linux, cpe:/a:openbsd:openssh:10.2p1
ts_added
2026-10-26 16:49:55.379000
ts_last_update
2026-11-03 16:50:00.157000

Warden event timeline

DShield event timeline

Presence on blacklists