IP address

Passive DNS

Tags: IP in hostname

IP blacklists: PSBL
173.254.255.136 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: 2025-12-18 16:45:00.352000
Was present on blacklist at: 2025-12-17 16:45, 2025-12-18 00:45, 2025-12-18 08:45, 2025-12-18 16:45
Spamhaus SBL CSS
173.254.255.136 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: 2025-12-17 16:51:28.430000
Was present on blacklist at: 2025-12-17 16:51
UCEPROTECT L1
173.254.255.136 is listed on the UCEPROTECT L1 blacklist.

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

Last checked at: 2025-12-18 16:45:00.466000
Was present on blacklist at: 2025-12-17 16:45, 2025-12-18 00:45, 2025-12-18 08:45, 2025-12-18 16:45

Origin AS: AS36352 - AS-COLOCROSSING
BGP Prefix: 173.254.255.0/24
geo: United States; 🕑 America/Chicago
hostname: 173-254-255-136-host.colocrossing.com
hostname_class: ['ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database): 173.254.248.0 - 173.254.255.255
reserved_range: 0
Shodan's InternetDB: Open ports: 5222, 5229, 5248, 5277, 5357, 5431, 5432, 5435; Tags: proxy; CPEs: –
ts_added: 2025-12-17 16:51:28.253000
ts_last_update: 2025-12-18 16:51:32.933000

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DShield event timeline

Presence on blacklists