IP address

Passive DNS

Tags: IP in hostname

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

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

Last checked at: 2025-05-06 15:45:00.676000
Was present on blacklist at: 2025-04-29 15:45, 2025-04-29 23:45, 2025-04-30 07:45, 2025-04-30 15:45, 2025-04-30 23:45, 2025-05-01 07:45, 2025-05-01 15:45, 2025-05-01 23:45, 2025-05-02 07:45, 2025-05-02 15:45, 2025-05-02 23:45, 2025-05-03 07:45, 2025-05-03 15:45, 2025-05-03 23:45, 2025-05-04 07:45, 2025-05-04 15:45, 2025-05-04 23:45, 2025-05-05 07:45, 2025-05-05 15:45, 2025-05-05 23:45, 2025-05-06 07:45, 2025-05-06 15:45
Spamhaus SBL CSS
172.221.157.138 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: 2025-05-06 15:52:42.585000
Was present on blacklist at: 2025-04-29 15:52, 2025-05-06 15:52

Origin AS: AS20115 - CHARTER-NET-HKY-NC
BGP Prefix: 172.221.128.0/17
geo: United States, St Louis; 🕑 America/Chicago
hostname: syn-172-221-157-138.res.spectrum.com
hostname_class: ['ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database): 172.220.0.0 - 172.223.255.255
reserved_range: 0
ts_added: 2025-04-29 15:52:39.490000
ts_last_update: 2025-05-06 15:52:42.846000

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