IP address

Shodan(more info)

Passive DNS

Tags: IP in hostname

IP blacklists: UCEPROTECT L1
104.223.42.137 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: 2026-10-10 15:45:00.477000
Was present on blacklist at: 2026-10-03 23:45, 2026-10-04 07:45, 2026-10-04 15:45, 2026-10-04 23:45, 2026-10-05 07:45, 2026-10-05 15:45, 2026-10-05 23:45, 2026-10-06 07:45, 2026-10-06 15:45, 2026-10-06 23:45, 2026-10-07 07:45, 2026-10-07 15:45, 2026-10-07 23:45, 2026-10-08 07:45, 2026-10-08 15:45, 2026-10-08 23:45, 2026-10-09 07:45, 2026-10-09 15:45, 2026-10-09 23:45, 2026-10-10 07:45, 2026-10-10 15:45
Spamhaus SBL CSS
104.223.42.137 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: 2026-10-10 23:48:10.692000
Was present on blacklist at: 2026-10-03 23:48
Spamhaus XBL CBL
104.223.42.137 was recently listed on the Spamhaus XBL CBL blacklist, but currently it is not.

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: 2026-10-10 23:48:10.692000
Was present on blacklist at: 2026-10-03 23:48

TL	Role	Category	Details
41	src	—

Origin AS: AS36352 - AS-COLOCROSSING
BGP Prefix: 104.223.42.0/24
geo: United States, Los Angeles; 🕑 America/Los_Angeles
hostname: 104-223-42-137-host.colocrossing.com
hostname_class: ['ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database): 104.223.32.0 - 104.223.47.255
rep: 0.0
reserved_range: 0
Shodan's InternetDB: Open ports: 22, 25, 80, 110, 143, 3306; Tags: database; CPEs: cpe:/a:f5:nginx, cpe:/a:openbsd:openssh:7.4, cpe:/a:oracle:mysql, cpe:/a:postfix:postfix
ts_added: 2026-10-03 23:48:05.714000
ts_last_update: 2026-10-12 23:48:12.359000

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Presence on blacklists