Data as of Nov 12, 2026

64.238.136.0/23

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

Internet provider

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
64.238.128.0/20	4,096	ZAYO-CCF-64-238-128-0	Zayo Bandwidth (ZAYOB) · US	Direct Allocation	Jan 16, 2009	abuse@zayo.com
└ 64.238.136.64/28	16	LTF-0-64-238-136-64-28	unknown	—	—	—
└ 64.238.136.88/29	8	LTF-LT-794-64-238-136-88-29	unknown	—	—	—
└ 64.238.136.96/27	32	LTF-0-64-238-136-96-27	unknown	—	—	—
└ 64.238.136.136/29	8	NET-64-238-136-136-29	unknown	—	—	—
└ 64.238.136.152/29	8	NET-64-238-136-152-29	unknown	—	—	—
└ 64.238.136.184/29	8	NET-64-238-136-184-29	unknown	—	—	—
└ 64.238.136.192/27	32	NET-64-238-136-192-27	unknown	—	—	—

Routing timeline

Summary