Data as of Nov 13, 2026

72.20.128.0/24

No anonymizer space · no proxy exits in 30 days

Phonoscope, Inc.

Announcement

this exact prefix

No RPKI

Announced by

Type

Residential

Risk

0 / 100 · Low

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.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
72.20.128.0/24	256	PHONOSCOPE-NET-03	Phonoscope, Inc. (PHONO-5) · US	Direct Allocation	Dec 17, 2004	abuse@phonoscope.com
└ 72.20.128.0/24	256	PHONOSCOPE-72-20-128-0	Cypress Fairbanks ISD (C01337622) · US	Reassigned	Apr 25, 2006	abuse@phonoscope.com via PHONOSCOPE-NET-03

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Routing timeline

Summary