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Data as of Nov 9, 2026

144.121.212.0/24

1 residential-proxy exit · 30 days

Crown Castle Fiber LLC · space held by Zayo Bandwidth

Announcement
144.121.212.0/22
No RPKI
Announced by
AS46887
Type
Internet provider
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
1
0.39% of its addresses · 30 days
Providers
18
selling exits here
Oct 10, 2026 – Nov 8, 2026

Exits seen per day

44 observations

Proxy providers listing exits

  • 9Proxy
  • AnyIP
  • BottingTools
  • ByteProxies
  • Byteful
  • FlexyProxies
  • FloppyData
  • Geonode
  • InfiniteProxies
  • NodeMaven
  • NovaProxy
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • RealProxy
  • ResiProxies
  • VantageProxies
  • WealthProxies

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
144.121.192.0/18
since Dec 2017
AS46887Internet provider41
8 always on
Zayo Bandwidth
144.121.0.0/16
since Nov 2021
AS46887Internet provider129
25 always on
Zayo Bandwidth

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
144.121.0.0/1665,536ZAYO-CCF-144-121-0-0Zayo Bandwidth (ZAYOB) · USDirect AllocationApr 29, 2016abuse@zayo.com
└ 144.121.212.0/2816LTF--144-121-212-0-28unknown———
└ 144.121.212.16/2816NET-144-121-212-16-28unknown———
└ 144.121.212.36/304NET-CCF--0-144-121-212-36-30unknown———
└ 144.121.212.44/304NET-Z-CCF--144-121-212-44-30unknown———
└ 144.121.212.48/2816LTF--144-121-212-48-28unknown———
└ 144.121.212.64/2816LTF--144-121-212-64-28unknown———
└ 144.121.212.80/298NET-Z-CCF-0-144-121-212-80-29unknown———
└ 144.121.212.88/304NET-CCF--0-144-121-212-88-30unknown———
└ 144.121.212.112/2816LTF--144-121-212-112-28unknown———
└ 144.121.212.128/298LTF--144-121-212-128-29unknown———
└ 144.121.212.140/304NET-Z-CCF--144-121-212-140-30unknown———
└ 144.121.212.144/2816LTF--144-121-212-144-28unknown———
└ 144.121.212.160/298LTF--144-121-212-160-29unknown———
└ 144.121.212.168/298NET-144-121-212-168-29unknown———
└ 144.121.212.176/2816LTF--144-121-212-176-28unknown———
└ 144.121.212.200/298NET-CCF-0-144-121-212-200-29unknown———
└ 144.121.212.208/2816LTF--144-121-212-208-28unknown———
└ 144.121.212.224/2816NET-CCF--0-144-121-212-224-28unknown———
└ 144.121.212.244/304NET-CCF-0-144-121-212-244-30unknown———
└ 144.121.212.248/298LTF--144-121-212-248-29unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 144.121.212.0/22

Prefix
144.121.212.0/22
Announced by
AS46887 Crown Castle Fiber LLC
Type
Internet provider
Proxy exits
3
RPKI
No RPKI
Netname
ZAYO-CCF-144-121-0-0
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