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Data as of Nov 8, 2026

216.57.128.0/24

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
AS46887
Type
Residential
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
216.57.128.0/22
since Jan 2025
AS46887Internet provider1Zayo Bandwidth
216.57.128.0/19
since Nov 2021
AS46887Internet provider25
5 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
216.57.128.0/198,192ZAYO-CCF-216-57-128-0Zayo Bandwidth (ZAYOB) · USDirect AllocationJun 7, 2000abuse@zayo.com
└ 216.57.128.4/304NET-CCF---216-57-128-4-30unknown———
└ 216.57.128.8/298LTF--216-57-128-8-29unknown———
└ 216.57.128.16/298NET-CCF---216-57-128-16-29unknown———
└ 216.57.128.24/304NET-CCF--0-216-57-128-24-30unknown———
└ 216.57.128.28/304NET-CCF---216-57-128-28-30unknown———
└ 216.57.128.32/298NET-CCF---216-57-128-32-29unknown———
└ 216.57.128.40/298NET-CCF---216-57-128-40-29unknown———
└ 216.57.128.48/304NET-CCF---216-57-128-48-30unknown———
└ 216.57.128.52/304NET-CCF--0-216-57-128-52-30unknown———
└ 216.57.128.56/298NET-CCF--0-216-57-128-56-29unknown———
└ 216.57.128.64/298NET-CCF--0-216-57-128-64-29unknown———
└ 216.57.128.72/298NET-CCF--0-216-57-128-72-29unknown———
└ 216.57.128.80/304NET-CCF---216-57-128-80-30unknown———
└ 216.57.128.84/304NET-CCF--0-216-57-128-84-30unknown———
└ 216.57.128.88/298NET-CCF---216-57-128-88-29unknown———
└ 216.57.128.96/298NET-CCF---216-57-128-96-29unknown———
└ 216.57.128.104/298NET-CCF-216-57-128-104-29unknown———
└ 216.57.128.112/304NET-CCF--0-216-57-128-112-30unknown———
└ 216.57.128.116/304NET-CCF--0-216-57-128-116-30unknown———
└ 216.57.128.120/298NET-CCF---216-57-128-120-29unknown———
└ 216.57.128.128/298NET-CCF---216-57-128-128-29unknown———
└ 216.57.128.136/304NET-CCF--0-216-57-128-136-30unknown———
└ 216.57.128.140/304NET-CCF---216-57-128-140-30unknown———
└ 216.57.128.144/298NET-CCF--0-216-57-128-144-29unknown———
└ 216.57.128.152/298NET-CCF---216-57-128-152-29unknown———
└ 216.57.128.160/304NET-CCF---216-57-128-160-30unknown———
└ 216.57.128.164/304NET-CCF--0-216-57-128-164-30unknown———
└ 216.57.128.168/298NET-CCF---216-57-128-168-29unknown———
└ 216.57.128.176/298NET-CCF--0-216-57-128-176-29unknown———
└ 216.57.128.184/298NET-CCF--0-216-57-128-184-29unknown———
└ 216.57.128.196/304NET-CCF--216-57-128-196-30unknown———
└ 216.57.128.200/298NET-CCF-0-216-57-128-200-29unknown———
└ 216.57.128.216/298NET-Z-CCF--216-57-128-216-29unknown———
└ 216.57.128.224/2732NET-CCF--216-57-128-224-27unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
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