Data as of Nov 5, 2026

151.181.32.0/24

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
Hosting
Risk
50 / 100 · Medium

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
151.181.32.0/23
since Sep 2021
AS46887Internet providerZayo Bandwidth
151.181.32.0/19
since Dec 2018
AS46887Internet provider35
3 always on
Zayo Bandwidth

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
151.181.32.0 - 151.181.95.25516,384ZAYO-CCF-151-181-32-0Zayo Bandwidth (ZAYOB) · USDirect AllocationDec 20, 2013abuse@zayo.com
└ 151.181.32.0/24256HOT-SITE-DATA-CENTERHot Site Data Center (C05211116) · USReassignedAug 6, 2014abuse@zayo.com
via ZAYO-CCF-151-181-32-0

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

Network & registry

Registry

Holder

Organization
Zayo Bandwidth
Handle
ZAYOB
Range
151.181.32.0 - 151.181.95.255
Registration type
Direct Allocation
Record created
Dec 20, 2013
Origin network

AS16657

US
Name
Crown Castle Fiber LLC
Type
Internet provider
Registered
Jun 29, 2005
Domain
zayo.com
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed