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Data as of Nov 7, 2026

151.181.212.0/22

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
Internet provider
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
151.181.192.0/19
since Dec 2018
AS46887Internet provider18
1 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
151.181.192.0 - 151.181.239.25512,288ZAYO-CCF-151-181-192-0Zayo Bandwidth (ZAYOB) · USDirect AllocationDec 20, 2013abuse@zayo.com
└ 151.181.212.0/298NET-CCF--0-151-181-212-0-29unknown———
└ 151.181.212.8/298NET-CCF--0-151-181-212-8-29unknown———
└ 151.181.212.16/304NET-CCF--151-181-212-16-30unknown———
└ 151.181.212.24/298NET-CCF--0-151-181-212-24-29unknown———
└ 151.181.212.32/298NET-CCF---151-181-212-32-29unknown———
└ 151.181.212.40/304NET-Z-CCF--151-181-212-40-30unknown———
└ 151.181.212.48/2816NET-CCF---151-181-212-48-28unknown———
└ 151.181.212.64/298NET-CCF---151-181-212-64-29unknown———
└ 151.181.212.72/298NET-CCF---151-181-212-72-29unknown———
└ 151.181.212.80/298NET-CCF---151-181-212-80-29unknown———
└ 151.181.212.88/298NET-CCF---151-181-212-88-29unknown———
└ 151.181.212.96/298NET-CCF--0-151-181-212-96-29unknown———
└ 151.181.212.104/298NET-CCF--0-151-181-212-104-29unknown———
└ 151.181.212.112/298NET-CCF---151-181-212-112-29unknown———
└ 151.181.212.120/298NET-CCF---151-181-212-120-29unknown———
└ 151.181.212.128/298NET-CCF--0-151-181-212-128-29unknown———
└ 151.181.212.136/298NET-CCF---151-181-212-136-29unknown———
└ 151.181.212.144/304NET-CCF--0-151-181-212-144-30unknown———
└ 151.181.212.152/298NET-CCF---151-181-212-152-29unknown———
└ 151.181.212.160/2732NET-CCF---151-181-212-160-27unknown———
└ 151.181.212.192/298NET-CCF---151-181-212-192-29unknown———
└ 151.181.212.204/304NET-CCF---151-181-212-204-30unknown———
└ 151.181.212.208/298NET-CCF--0-151-181-212-208-29unknown———
└ 151.181.212.224/298NET-CCF---151-181-212-224-29unknown———
└ 151.181.212.232/298NET-CCF---151-181-212-232-29unknown———
└ 151.181.212.240/298NET-CCF---151-181-212-240-29unknown———
└ 151.181.212.248/298NET-CCF---151-181-212-248-29unknown———
└ 151.181.213.0/298NET-CCF---151-181-213-0-29unknown———
└ 151.181.213.8/298NET-CCF---151-181-213-8-29unknown———
└ 151.181.213.80/298NET-CCF--0-151-181-213-80-29unknown———
└ 151.181.213.88/298NET-CCF---151-181-213-88-29unknown———
└ 151.181.213.96/298NET-CCF---151-181-213-96-29unknown———
└ 151.181.213.112/298NET-CCF--LT-039-151-181-213-112-29unknown———
└ 151.181.213.124/304NET-CCF---151-181-213-124-30unknown———
└ 151.181.213.128/298NET-CCF---151-181-213-128-29unknown———
└ 151.181.213.136/298NET-CCF---151-181-213-136-29unknown———
└ 151.181.213.160/298NET-CCF--0-151-181-213-160-29unknown———
└ 151.181.213.168/298NET-CCF--0-151-181-213-168-29unknown———
└ 151.181.213.176/298NET-CCF--0-151-181-213-176-29unknown———
└ 151.181.213.184/304NET-CCF--0-151-181-213-184-30unknown———
└ 151.181.213.192/298NET-CCF--0-151-181-213-192-29unknown———
└ 151.181.213.200/298NET-CCF--0-151-181-213-200-29unknown———
└ 151.181.213.208/298NET-CCF---151-181-213-208-29unknown———
└ 151.181.213.216/298NET-CCF---151-181-213-216-29unknown———
└ 151.181.213.232/298NET-CCF---151-181-213-232-29unknown———
└ 151.181.213.240/298NET-CCF---151-181-213-240-29unknown———
└ 151.181.213.248/298NET-CCF---151-181-213-248-29unknown———
└ 151.181.214.8/298NET-CCF--0-151-181-214-8-29unknown———
└ 151.181.214.16/298NET-CCF---151-181-214-16-29unknown———
└ 151.181.214.24/298NET-CCF---151-181-214-24-29unknown———
└ 151.181.214.32/298NET-CCF---151-181-214-32-29unknown———
└ 151.181.214.40/298NET-CCF--0-151-181-214-40-29unknown———
└ 151.181.214.56/298NET-CCF---151-181-214-56-29unknown———
└ 151.181.214.64/298NET-CCF---151-181-214-64-29unknown———
└ 151.181.214.72/298NET-CCF---151-181-214-72-29unknown———
└ 151.181.214.80/2816NET-CCF---151-181-214-80-28unknown———
└ 151.181.214.96/298NET-CCF---151-181-214-96-29unknown———
└ 151.181.214.104/298NET-CCF---151-181-214-104-29unknown———
└ 151.181.214.120/298NET-CCF--0-151-181-214-120-29unknown———
└ 151.181.214.128/298NET-CCF---151-181-214-128-29unknown———
└ 151.181.214.136/298NET-CCF---151-181-214-136-29unknown———
└ 151.181.214.144/298NET-CCF---151-181-214-144-29unknown———
└ 151.181.214.152/298NET-CCF---151-181-214-152-29unknown———
└ 151.181.214.160/304NET-CCF---151-181-214-160-30unknown———
└ 151.181.214.168/298NET-CCF---151-181-214-168-29unknown———
└ 151.181.214.176/2816NET-CCF---151-181-214-176-28unknown———
└ 151.181.214.192/304NET-CCF---151-181-214-192-30unknown———
└ 151.181.214.196/304NET-CCF---151-181-214-196-30unknown———
└ 151.181.214.200/298NET-CCF---151-181-214-200-29unknown———
└ 151.181.214.208/2816NET-CCF---151-181-214-208-28unknown———
└ 151.181.214.228/304NET-CCF---151-181-214-228-30unknown———
└ 151.181.214.240/304NET-CCF---151-181-214-240-30unknown———
└ 151.181.214.244/304NET-CCF---151-181-214-244-30unknown———
└ 151.181.214.248/298NET-CCF---151-181-214-248-29unknown———
└ 151.181.215.0/304NET-CCF---151-181-215-0-30unknown———
└ 151.181.215.4/304NET-CCF---151-181-215-4-30unknown———
└ 151.181.215.8/298NET-CCF--0-151-181-215-8-29unknown———
└ 151.181.215.16/298NET-CCF--0-151-181-215-16-29unknown———
└ 151.181.215.24/304NET-CCF---151-181-215-24-30unknown———
└ 151.181.215.28/304NET-CCF---151-181-215-28-30unknown———
└ 151.181.215.32/298NET-CCF---151-181-215-32-29unknown———
└ 151.181.215.40/298NET-CCF--0-151-181-215-40-29unknown———
└ 151.181.215.48/298NET-CCF---151-181-215-48-29unknown———
└ 151.181.215.56/304NET-CCF--0-151-181-215-56-30unknown———
└ 151.181.215.60/304NET-CCF---151-181-215-60-30unknown———
└ 151.181.215.64/298NET-CCF---151-181-215-64-29unknown———
└ 151.181.215.72/298NET-CCF--0-151-181-215-72-29unknown———
└ 151.181.215.80/304NET-CCF---151-181-215-80-30unknown———
└ 151.181.215.84/304NET-CCF---151-181-215-84-30unknown———
└ 151.181.215.88/298NET-CCF---151-181-215-88-29unknown———
└ 151.181.215.96/298NET-CCF---151-181-215-96-29unknown———
└ 151.181.215.104/304NET-CCF---151-181-215-104-30unknown———
└ 151.181.215.108/304NET-CCF---151-181-215-108-30unknown———
└ 151.181.215.112/298NET-CCF---151-181-215-112-29unknown———
└ 151.181.215.120/298NET-CCF--0-151-181-215-120-29unknown———
└ 151.181.215.128/298NET-CCF-0-151-181-215-128-29unknown———
└ 151.181.215.136/298NET-CCF---151-181-215-136-29unknown———
└ 151.181.215.144/298NET-CCF---151-181-215-144-29unknown———
└ 151.181.215.152/304NET-CCF---151-181-215-152-30unknown———
└ 151.181.215.156/304NET-CCF--0-151-181-215-156-30unknown———
└ 151.181.215.160/298NET-CCF--0-151-181-215-160-29unknown———
└ 151.181.215.168/298NET-CCF--0-151-181-215-168-29unknown———
└ 151.181.215.176/304NET-CCF---151-181-215-176-30unknown———
└ 151.181.215.180/304NET-CCF--0-151-181-215-180-30unknown———
└ 151.181.215.184/298NET-CCF---151-181-215-184-29unknown———
└ 151.181.215.192/298NET-CCF---151-181-215-192-29unknown———
└ 151.181.215.200/304NET-CCF---151-181-215-200-30unknown———
└ 151.181.215.204/304NET-CCF---151-181-215-204-30unknown———
└ 151.181.215.208/298NET-CCF---151-181-215-208-29unknown———
└ 151.181.215.216/298NET-CCF--151-181-215-216-29unknown———
└ 151.181.215.224/298NET-CCF--0-151-181-215-224-29unknown———
└ 151.181.215.232/304NET-CCF--0-151-181-215-232-30unknown———
└ 151.181.215.236/304NET-CCF---151-181-215-236-30unknown———
└ 151.181.215.240/2816NET-CCF---151-181-215-240-28unknown———

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