IP address

Passive DNS

Tags: IP in hostname

IP blacklists: UCEPROTECT L1
71.58.131.139 is listed on the UCEPROTECT L1 blacklist.

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

Last checked at: 2025-12-16 08:45:00.697000
Was present on blacklist at: 2025-12-15 00:45, 2025-12-15 08:45, 2025-12-15 16:45, 2025-12-16 00:45, 2025-12-16 08:45
Spamhaus PBL ISP
71.58.131.139 is listed on the Spamhaus PBL ISP blacklist.

Description: The Spamhaus PBL is a DNSBL database of end-user IP address ranges which should not be delivering unauthenticated SMTP email to any Internet mail server except those provided for specifically by an ISP for that customer's use.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2025-12-15 00:58:23.313000
Was present on blacklist at: 2025-12-15 00:58

Origin AS: AS7922 - COMCAST-7922
BGP Prefix: 71.56.0.0/13
geo: United States, Gettysburg; 🕑 America/New_York
hostname: c-71-58-131-139.hsd1.pa.comcast.net
hostname_class: ['isp', 'ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database): 71.56.0.0 - 71.63.255.255
reserved_range: 0
ts_added: 2025-12-15 00:58:23.034000
ts_last_update: 2025-12-16 08:58:25.491000

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Presence on blacklists