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Data as of Nov 7, 2026

151.181.228.0/22

2 residential-proxy exits · 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

Residential-proxy exits

Proxy exits
2
0.20% of its addresses · 30 days
Spread
2 of 4
/24s with at least one exit
Providers
3
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

16 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
151.181.228.0/2401
151.181.231.0/2401

Proxy providers listing exits

  • AnyIP
  • RainProxy
  • Shifter

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
151.181.224.0/20
since Dec 2018
AS46887Internet provider4
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
└ 151.181.228.0/2664NET-151-181-228-0-26unknown———
└ 151.181.228.64/298NET-CCF--0-151-181-228-64-29unknown———
└ 151.181.228.80/2816NET-151-181-228-80-28unknown———
└ 151.181.228.96/2816NET-151-181-228-96-28unknown———
└ 151.181.228.112/298NET-CCF--0-151-181-228-112-29unknown———
└ 151.181.228.128/2732NET-151-181-228-128-27unknown———
└ 151.181.228.160/2816NET-151-181-228-160-28unknown———
└ 151.181.228.176/304NET-CCF--0-151-181-228-176-30unknown———
└ 151.181.228.192/298NET-CCF---151-181-228-192-29unknown———
└ 151.181.228.200/304NET-CCF--0-151-181-228-200-30unknown———
└ 151.181.228.204/304NET-CCF--151-181-228-204-30unknown———
└ 151.181.228.208/298NET-CCF--0-151-181-228-208-29unknown———
└ 151.181.228.216/304NET-CCF--0-151-181-228-216-30unknown———
└ 151.181.228.224/2732NET-CCF--0-151-181-228-224-27unknown———
└ 151.181.229.0/24256NET-151-181-229-0-24unknown———
└ 151.181.230.32/298NET-CCF---151-181-230-32-29unknown———
└ 151.181.230.40/298NET-CCF---151-181-230-40-29unknown———
└ 151.181.230.48/298NET-CCF-151-181-230-48-29unknown———
└ 151.181.230.56/298NET-CCF--0-151-181-230-56-29unknown———
└ 151.181.230.64/298NET-CCF--0-151-181-230-64-29unknown———
└ 151.181.230.72/304NET-Z-CCF--151-181-230-72-30unknown———
└ 151.181.230.76/304NET-CCF--0-151-181-230-76-30unknown———
└ 151.181.230.80/298NET-CCF--0-151-181-230-80-29unknown———
└ 151.181.230.88/304NET-CCF--0-151-181-230-88-30unknown———
└ 151.181.230.92/304NET-CCF---151-181-230-92-30unknown———
└ 151.181.230.96/2816NET-CCF--0-151-181-230-96-28unknown———
└ 151.181.230.112/298NET-CCF---151-181-230-112-29unknown———
└ 151.181.230.120/298NET-CCF--0-151-181-230-120-29unknown———
└ 151.181.231.0/304NET-CCF-0-151-181-231-0-30unknown———
└ 151.181.231.4/304NET-CCF-0-151-181-231-4-30unknown———
└ 151.181.231.8/298NET-CCF-0-151-181-231-8-29unknown———
└ 151.181.231.16/298NET-CCF---151-181-231-16-29unknown———
└ 151.181.231.24/298NET-CCF--SD-50946-151-181-231-24-29unknown———
└ 151.181.231.32/2732NET-CCF---151-181-231-32-27unknown———
└ 151.181.231.64/298NET-CCF--151-181-231-64-29unknown———
└ 151.181.231.72/298NET-CCF--151-181-231-72-29unknown———
└ 151.181.231.80/304NET-CCF--151-181-231-80-30unknown———
└ 151.181.231.84/304NET-CCF--151-181-231-84-30unknown———
└ 151.181.231.88/298NET-CCF--151-181-231-88-29unknown———
└ 151.181.231.96/2816NET-CCF--151-181-231-96-28unknown———
└ 151.181.231.112/2816NET-CCF--151-181-231-112-28unknown———
└ 151.181.231.128/2816NET-CCF---151-181-231-128-28unknown———
└ 151.181.231.144/2816NET-CCF---151-181-231-144-28unknown———
└ 151.181.231.160/298NET-CCF--151-181-231-160-29unknown———
└ 151.181.231.168/298NET-CCF--151-181-231-168-29unknown———
└ 151.181.231.176/304NET-Z-CCF-LIFE-0067-151-181-231-176-30unknown———
└ 151.181.231.184/298NET-CCF---151-181-231-184-29unknown———
└ 151.181.231.192/2732NET-CCF--151-181-231-192-27unknown———
└ 151.181.231.224/298NET-CCF-0-151-181-231-224-29unknown———
└ 151.181.231.232/298NET-CCF-0-151-181-231-232-29unknown———
└ 151.181.231.240/304NET-CCF-0-151-181-231-240-30unknown———
└ 151.181.231.244/304NET-CCF-0-151-181-231-244-30unknown———
└ 151.181.231.248/298NET-CCF---151-181-231-248-29unknown———

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