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Data as of Nov 8, 2026

151.181.234.0/23

No anonymizer space · no proxy exits in 30 days

Crown Castle Fiber LLC · space held by Zayo Bandwidth

Announcement
151.181.224.0/20
No RPKI
Announced by
AS46887
Type
Internet provider
Risk
0 / 100 · Low

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
151.181.192.0 - 151.181.239.25512,288ZAYO-CCF-151-181-192-0Zayo Bandwidth (ZAYOB) · USDirect AllocationDec 20, 2013abuse@zayo.com
└ 151.181.234.0/24256BRIDGEPORT-PUBLIC-SCHOOLSunknown———
└ 151.181.235.0/24256BRIDGEPORT-PUBLIC-SCHOOLSunknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 151.181.224.0/20

Prefix
151.181.224.0/20
Announced by
AS46887 Crown Castle Fiber LLC
Type
Internet provider
Proxy exits
4
Always-on exits
1
RPKI
No RPKI
Netname
ZAYO-CCF-151-181-192-0
Registrant
Zayo Bandwidth
RIR
ARIN
Origin network

AS46887

US
Name
Crown Castle Fiber LLC
Type
Internet provider
Registered
Apr 13, 2009
Domain
zayo.com
Website
www.crowncastle.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed