IP address

Passive DNS

Tags: IP in hostname

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

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

Last checked at: 2026-05-12 23:45:00.471000
Was present on blacklist at: 2026-05-06 23:45, 2026-05-07 07:45, 2026-05-07 15:45, 2026-05-07 23:45, 2026-05-08 07:45, 2026-05-08 15:45, 2026-05-08 23:45, 2026-05-09 07:45, 2026-05-09 15:45, 2026-05-09 23:45, 2026-05-10 07:45, 2026-05-10 15:45, 2026-05-10 23:45, 2026-05-11 07:45, 2026-05-11 15:45, 2026-05-11 23:45, 2026-05-12 07:45, 2026-05-12 15:45, 2026-05-12 23:45
Spamhaus PBL
174.42.128.57 is listed on the Spamhaus PBL 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: 2026-05-06 23:53:35.943000
Was present on blacklist at: 2026-05-06 23:53

TL	Role	Category	Details
42	src	—

Origin AS: AS6167 - CELLCO-PART
BGP Prefix: 174.42.128.0/22
geo: United States; 🕑 America/Chicago
hostname: 57.sub-174-42-128.myvzw.com
hostname_class: ['mobile_isp', 'ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database): 174.40.0.0 - 174.43.255.255
rep: 0.2062994740159002
reserved_range: 0
ts_added: 2026-05-06 23:53:35.655000
ts_last_update: 2026-05-12 23:53:41.763000

Warden event timeline

DShield event timeline

Presence on blacklists