IP address

Passive DNS

Tags: IP in hostname

IP blacklists: DataPlane TELNET login
72.135.4.99 is listed on the DataPlane TELNET login blacklist.

Description: DataPlane.org is a community-powered Internet data, feeds,<br>and measurement resource for operators, by operators. IPs trying<br>an unsolicited login via TELNET password authentication.
Type of feed: primary (feed detail page)

Last checked at: 2025-05-03 02:10:02.301000
Was present on blacklist at: 2025-05-01 14:10, 2025-05-01 18:10, 2025-05-02 02:10, 2025-05-02 06:10, 2025-05-02 18:10, 2025-05-03 02:10
Spamhaus PBL ISP
72.135.4.99 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: 2025-05-01 14:43:23.511000
Was present on blacklist at: 2025-05-01 14:43

Origin AS: AS11427 - SCRR-11427
BGP Prefix: 72.135.0.0/19
geo: United States, Kansas City; 🕑 America/Chicago
hostname: syn-072-135-004-099.res.spectrum.com
hostname_class: ['ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database): 72.128.0.0 - 72.135.255.255
reserved_range: 0
ts_added: 2025-05-01 14:43:23.213000
ts_last_update: 2025-05-03 02:45:55.846000

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Presence on blacklists