Data as of Nov 5, 2026

72.22.164.0/23

No anonymizer space · no proxy exits in 30 days

Crown Castle Fiber LLC · space held by Zayo Bandwidth

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

44% of it

Announcements

Less specific

Prefix	Origin	Type	Proxy exits	Holder	RPKI
72.22.160.0/19 since Aug 2009	AS46887	Internet provider	1	Zayo Bandwidth

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
72.22.160.0/19	8,192	ZAYO-CCF-72-22-160-0	Zayo Bandwidth (ZAYOB) · US	Direct Allocation	Jan 21, 2005	abuse@zayo.com
└ 72.22.164.0/25	128	HVDN-SONUS-A	unknown	—	—	—
└ 72.22.164.128/27	32	HVDN-FEDERAL-HOME-LOAN-BANK-A	unknown	—	—	—
└ 72.22.164.160/27	32	NET-72-22-164-160-27	unknown	—	—	—
└ 72.22.164.192/28	16	HVDN-BOSTON-PROPERTIES-B	unknown	—	—	—
└ 72.22.164.208/28	16	HVDN-DEAN-COLLEGE-A	unknown	—	—	—
└ 72.22.165.96/28	16	HVDN-DAVIS-COMPANIES-A	unknown	—	—	—
└ 72.22.165.120/29	8	LTF-LT-378-72-22-165-120-29	unknown	—	—	—
└ 72.22.165.208/29	8	HVDN-MANDARIN-C	unknown	—	—	—
└ 72.22.165.216/29	8	HVDN-MANDARIN-D	unknown	—	—	—
└ 72.22.165.224/28	16	LTF--72-22-165-224-28	unknown	—	—	—

The types across the prefix's announced space, by addresses.

Announced space

Announced space

512 addresses

Type	Addresses	Share	Ranges
Business	224	44%	7
Internet provider	224	44%	3
Residential	64	13%	2

Origin network