IP address

Passive DNS

Tags: IP in hostname

IP blacklists: PSBL
209.249.243.52 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: 2026-11-10 00:45:00.493000
Was present on blacklist at: 2026-11-09 16:45, 2026-11-10 00:45
Spamhaus SBL CSS
209.249.243.52 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: 2026-11-09 16:56:03.298000
Was present on blacklist at: 2026-11-09 16:56
Spamhaus XBL CBL
209.249.243.52 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: 2026-11-09 16:56:03.298000
Was present on blacklist at: 2026-11-09 16:56

TL	Role	Category	Details
25	src	spam

Origin AS: AS6461 - ZAYO-6461
BGP Prefix: 209.249.0.0/16
geo: United States, Houston; 🕑 America/Chicago
hostname: 209.249.243.52.IDIA-381113-ZYO.zip.zayo.com
hostname_class: ['ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database): 209.249.0.0 - 209.249.255.255
rep: 0.4053964424986395
reserved_range: 0
Shodan's InternetDB: Open ports: 161, 2000, 2222, 8291, 8728, 60443; Tags: –; CPEs: –
ts_added: 2026-11-09 16:56:02.997000
ts_last_update: 2026-11-10 00:55:58.452000

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Presence on blacklists