IP address


--104.223.51.164104-223-51-164-host.colocrossing.com
Shodan(more info)
Passive DNS
Tags: IP in hostname
IP blacklists
UCEPROTECT L1
104.223.51.164 is listed on the UCEPROTECT L1 blacklist.

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

Last checked at: 2025-10-13 15:45:00.443000
Was present on blacklist at: 2025-09-30 23:45, 2025-10-01 07:45, 2025-10-01 15:45, 2025-10-01 23:45, 2025-10-02 07:45, 2025-10-02 15:45, 2025-10-02 23:45, 2025-10-03 07:45, 2025-10-03 15:45, 2025-10-03 23:45, 2025-10-04 07:45, 2025-10-04 15:45, 2025-10-04 23:45, 2025-10-05 07:45, 2025-10-05 15:45, 2025-10-05 23:45, 2025-10-06 07:45, 2025-10-06 15:45, 2025-10-06 23:45, 2025-10-07 07:45, 2025-10-07 15:45, 2025-10-07 23:45, 2025-10-08 07:45, 2025-10-08 15:45, 2025-10-08 23:45, 2025-10-09 07:45, 2025-10-09 15:45, 2025-10-09 23:45, 2025-10-10 07:45, 2025-10-10 15:45, 2025-10-10 23:45, 2025-10-11 07:45, 2025-10-11 15:45, 2025-10-11 23:45, 2025-10-12 07:45, 2025-10-12 15:45, 2025-10-12 23:45, 2025-10-13 07:45, 2025-10-13 15:45
Spamhaus SBL CSS
104.223.51.164 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: 2025-10-08 02:29:31.614000
Was present on blacklist at: 2025-09-30 23:47, 2025-10-08 02:29
PSBL
104.223.51.164 is listed on the PSBL blacklist.

Description: The Passive Spam Block List uses the Spamikaze software to detect spam IPs.
Type of feed: primary (feed detail page)

Last checked at: 2025-10-13 15:45:00.291000
Was present on blacklist at: 2025-10-08 07:45, 2025-10-08 15:45, 2025-10-08 23:45, 2025-10-09 07:45, 2025-10-09 15:45, 2025-10-09 23:45, 2025-10-10 07:45, 2025-10-10 15:45, 2025-10-10 23:45, 2025-10-11 07:45, 2025-10-11 15:45, 2025-10-11 23:45, 2025-10-12 07:45, 2025-10-12 15:45, 2025-10-12 23:45, 2025-10-13 07:45, 2025-10-13 15:45
Origin AS
AS36352 - AS-COLOCROSSING
BGP Prefix
104.223.51.0/24
geo
United States, Los Angeles
🕑 America/Los_Angeles
hostname
104-223-51-164-host.colocrossing.com
hostname_class
['ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database)
104.223.48.0 - 104.223.51.255
reserved_range
0
Shodan's InternetDB
Open ports: 22, 25, 80, 443
Tags: self-signed
CPEs: cpe:/a:f5:nginx, cpe:/a:openbsd:openssh:7.4, cpe:/a:postfix:postfix
ts_added
2025-09-30 23:47:31.066000
ts_last_update
2025-10-13 17:26:03.822000

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Presence on blacklists