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Data as of Nov 6, 2026

104.255.172.0/24

No anonymizer space · no proxy exits in 30 days

Aptum Technologies · space held by H4Y Technologies LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS13768
Type
Hosting
Risk
50 / 100 · Medium

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
104.255.168.0/212,048H4Y-IPV4-BLK8H4Y Technologies LLC (HTL-33) · USDirect AllocationJan 29, 2015abuse@host4yourself.com
└ 104.255.172.10 - 104.255.172.241510425517210unknown———
└ 104.255.172.30 - 104.255.172.451610425517130unknown———
└ 104.255.172.50 - 104.255.172.1106110425517250unknown———
└ 104.255.172.111 - 104.255.172.1188104255172111unknown———
└ 104.255.172.138 - 104.255.172.16124104255172138unknown———
└ 104.255.172.162 - 104.255.172.17312104255172162unknown———
└ 104.255.172.181 - 104.255.172.1888104255172181unknown———
└ 104.255.172.190 - 104.255.172.19910104255172190unknown———
└ 104.255.172.201 - 104.255.172.2077104255172201unknown———
└ 104.255.172.213 - 104.255.172.2197104255172213unknown———
└ 104.255.172.242 - 104.255.172.25413104255172242unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS13768

CA
Name
Aptum Technologies
Type
Hosting
Registered
Jun 10, 2002
Domain
aptum.com
Website
aptum.com/contact/
Spamhaus ASN-DROP
not listed