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Data as of Nov 3, 2026

131.239.248.0/22

4 residential-proxy exits · 30 days

Crown Castle Fiber LLC · space held by Zayo Bandwidth

Announcement
this exact prefix
No RPKI
Announced by
AS46887
Type
Residential
75% of it

Residential-proxy exits

Proxy exits
4
0.39% of its addresses · 30 days
Always-on exits
2
50% of its exits
Spread
2 of 4
/24s with at least one exit
Providers
29
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

3.2K observations
  • Residential
  • Internet provider

/24s with the most always-on exits

/24Always-on exitsProxy exits
131.239.248.0/2423
131.239.250.0/2401

Proxy providers listing exits

  • 711Proxy
  • AnyIP
  • B2Proxy
  • BottingTools
  • Byteful
  • CliProxy
  • DataImpulse
  • EZProxies
  • EnigmaProxy
  • FloppyData
  • GloryCloud
  • IPFly
  • IPPeak
  • Kookey
  • LudaxProxy
  • MoMoProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Proxiware
  • Proxy4U
  • ProxyEmpire
  • ProxyRack
  • PuraRoute
  • RainProxy
  • RoamProxy
  • RolaProxy
  • VantageProxies
  • YumiProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
131.239.0.0/16
since Nov 2021
AS46887Internet provider185
27 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
131.239.0.0/1665,536ZAYO-CCF-131-239-0-0Zayo Bandwidth (ZAYOB) · USDirect AllocationFeb 6, 1989[email protected]
└ 131.239.248.0/298NET-CCF---131-239-248-0-29unknown———
└ 131.239.248.8/298NET-CCF---131-239-248-8-29unknown———
└ 131.239.248.24/298NET-CCF---131-239-248-24-29unknown———
└ 131.239.248.32/298NET-CCF---131-239-248-32-29unknown———
└ 131.239.248.40/304NET-CCF---131-239-248-40-30unknown———
└ 131.239.248.48/298NET-CCF--0-131-239-248-48-29unknown———
└ 131.239.248.64/298NET-CCF--0-131-239-248-64-29unknown———
└ 131.239.248.72/298NET-CCF--0-131-239-248-72-29unknown———
└ 131.239.248.80/298NET-CCF---131-239-248-80-29unknown———
└ 131.239.248.112/298NET-Z-CCF--131-239-248-112-29unknown———
└ 131.239.248.124/304NET-CCF--0-131-239-248-124-30unknown———
└ 131.239.248.128/2732NET-CCF--0-131-239-248-128-27unknown———
└ 131.239.248.160/298NET-Z-CCF--131-239-248-160-29unknown———
└ 131.239.248.168/298NET-CCF---131-239-248-168-29unknown———
└ 131.239.248.180/304NET-CCF---131-239-248-180-30unknown———
└ 131.239.248.184/304NET-CCF--0-131-239-248-184-30unknown———
└ 131.239.248.188/304NET-CCF--0-131-239-248-188-30unknown———
└ 131.239.248.192/298NET-CCF--SPENCER-MGMT-CO-LLC-131-239-248-192-29unknown———
└ 131.239.248.200/298NET-CCF--0-131-239-248-200-29unknown———
└ 131.239.248.208/298NET-CCF-0-131-239-248-208-29unknown———
└ 131.239.248.216/298NET-CCF--KOCH-OPTIMIZED-PROCESS-131-239-248-216-29unknown———
└ 131.239.248.224/298NET-CCF--FRONTIER-NETWORKS-CORP-131-239-248-224-29unknown———
└ 131.239.248.232/304NET-CCF---131-239-248-232-30unknown———
└ 131.239.248.236/304NET-CCF--0-131-239-248-236-30unknown———
└ 131.239.248.240/298NET-CCF--CHRISTIAN-BROTHERS-AUT-131-239-248-240-29unknown———
└ 131.239.248.248/304NET-CCF--0-131-239-248-248-30unknown———
└ 131.239.248.252/304NET-CCF--0-131-239-248-252-30unknown———
└ 131.239.249.0/2664NET-CCF---131-239-249-0-26unknown———
└ 131.239.249.64/2664NET-CCF---131-239-249-64-26unknown———
└ 131.239.249.128/304NET-CCF--0-131-239-249-128-30unknown———
└ 131.239.249.132/304NET-CCF--0-131-239-249-132-30unknown———
└ 131.239.249.136/298NET-CCF---131-239-249-136-29unknown———
└ 131.239.249.144/304NET-CCF--0-131-239-249-144-30unknown———
└ 131.239.249.148/304NET-CCF--0-131-239-249-148-30unknown———
└ 131.239.249.152/304NET-CCF--0-131-239-249-152-30unknown———
└ 131.239.249.156/304NET-CCF--0-131-239-249-156-30unknown———
└ 131.239.249.160/2732NET-CCF--0-131-239-249-160-27unknown———
└ 131.239.249.192/304NET-CCF--0-131-239-249-192-30unknown———
└ 131.239.249.196/304NET-CCF--0-131-239-249-196-30unknown———
└ 131.239.249.200/304NET-CCF--0-131-239-249-200-30unknown———
└ 131.239.249.204/304NET-CCF--0-131-239-249-204-30unknown———
└ 131.239.249.208/304NET-CCF--0-131-239-249-208-30unknown———
└ 131.239.249.212/304NET-CCF--0-131-239-249-212-30unknown———
└ 131.239.249.216/298NET-CCF--0-131-239-249-216-29unknown———
└ 131.239.249.224/304NET-CCF--0-131-239-249-224-30unknown———
└ 131.239.249.228/304NET-CCF--0-131-239-249-228-30unknown———
└ 131.239.249.232/298NET-CCF--0-131-239-249-232-29unknown———
└ 131.239.249.240/304NET-CCF--0-131-239-249-240-30unknown———
└ 131.239.249.244/304NET-CCF---131-239-249-244-30unknown———
└ 131.239.249.248/304NET-CCF---131-239-249-248-30unknown———
└ 131.239.249.252/304NET-CCF--0-131-239-249-252-30unknown———
└ 131.239.250.0/298NET-Z-CCF--131-239-250-0-29unknown———
└ 131.239.250.8/298NET-CCF--0-131-239-250-8-29unknown———
└ 131.239.250.16/304NET-CCF-0-131-239-250-16-30unknown———
└ 131.239.250.20/304NET-CCF--0-131-239-250-20-30unknown———
└ 131.239.250.24/298NET-CCF--0-131-239-250-24-29unknown———
└ 131.239.250.32/2816NET-CCF--131-239-250-32-28unknown———
└ 131.239.250.48/304NET-CCF--131-239-250-48-30unknown———
└ 131.239.250.52/304NET-CCF--131-239-250-52-30unknown———
└ 131.239.250.64/298NET-CCF--0-131-239-250-64-29unknown———
└ 131.239.250.72/304NET-CCF--0-131-239-250-72-30unknown———
└ 131.239.250.80/298NET-CCF--0-131-239-250-80-29unknown———
└ 131.239.250.88/298NET-CCF--0-131-239-250-88-29unknown———
└ 131.239.250.96/304NET-CCF--MODW-INC-DBA-WOODLANDS-131-239-250-96-30unknown———
└ 131.239.250.100/304NET-CCF--0-131-239-250-100-30unknown———
└ 131.239.250.104/298NET-CCF---131-239-250-104-29unknown———
└ 131.239.250.112/2816NET-CCF--0-131-239-250-112-28unknown———
└ 131.239.250.128/2816NET-CCF--0-131-239-250-128-28unknown———
└ 131.239.250.144/2816NET-CCF--0-131-239-250-144-28unknown———
└ 131.239.250.160/2816NET-CCF--0-131-239-250-160-28unknown———
└ 131.239.250.176/298NET-CCF--0-131-239-250-176-29unknown———
└ 131.239.250.184/304NET-CCF---131-239-250-184-30unknown———
└ 131.239.250.188/304NET-CCF--131-239-250-188-30unknown———
└ 131.239.250.192/298NET-CCF--0-131-239-250-192-29unknown———
└ 131.239.250.200/298NET-CCF--0-131-239-250-200-29unknown———
└ 131.239.250.208/304NET-CCF--0-131-239-250-208-30unknown———
└ 131.239.250.212/304NET-Z-CCF-0-131-239-250-212-30unknown———
└ 131.239.250.216/298NET-CCF--131-239-250-216-29unknown———
└ 131.239.250.224/298NET-CCF-0-131-239-250-224-29unknown———
└ 131.239.250.232/298NET-Z-CCF-0-131-239-250-232-29unknown———
└ 131.239.250.240/304NET-CCF---131-239-250-240-30unknown———
└ 131.239.250.248/298NET-CCF---131-239-250-248-29unknown———
└ 131.239.251.0/298NET-CCF--US-HEART--AND-VASCULAR-131-239-251-0-29unknown———
└ 131.239.251.8/304NET-CCF--ABSOLUTE-TESTING-SERV-131-239-251-8-30unknown———
└ 131.239.251.12/304NET-CCF---131-239-251-12-30unknown———
└ 131.239.251.16/2816NET-CCF--PBF-HOLDING-COMPANY-131-239-251-16-28unknown———
└ 131.239.251.32/298NET-CCF--0-131-239-251-32-29unknown———
└ 131.239.251.40/298NET-CCF--0-131-239-251-40-29unknown———
└ 131.239.251.48/304NET-CCF--0-131-239-251-48-30unknown———
└ 131.239.251.52/304NET-CCF---131-239-251-52-30unknown———
└ 131.239.251.56/298NET-CCF--0-131-239-251-56-29unknown———
└ 131.239.251.64/298NET-CCF---131-239-251-64-29unknown———
└ 131.239.251.72/304NET-CCF---131-239-251-72-30unknown———
└ 131.239.251.76/304NET-CCF--0-131-239-251-76-30unknown———
└ 131.239.251.80/298NET-CCF---131-239-251-80-29unknown———
└ 131.239.251.88/298NET-CCF---131-239-251-88-29unknown———
└ 131.239.251.96/298NET-CCF--0-131-239-251-96-29unknown———
└ 131.239.251.108/304NET-CCF---131-239-251-108-30unknown———
└ 131.239.251.112/304NET-CCF--SELECT-TITLE-131-239-251-112-30unknown———
└ 131.239.251.116/304NET-CCF--AIRWAVZ-SOLUTIONS--INC-131-239-251-116-30unknown———
└ 131.239.251.120/298NET-CCF--SELECT-TITLE-131-239-251-120-29unknown———
└ 131.239.251.136/298NET-CCF--LONE-STAR-RV-SALES-INC-131-239-251-136-29unknown———
└ 131.239.251.144/298NET-CCF--0-131-239-251-144-29unknown———
└ 131.239.251.152/304NET-CCF-0-131-239-251-152-30unknown———
└ 131.239.251.156/304NET-CCF---131-239-251-156-30unknown———
└ 131.239.251.160/2816NET-CCF--131-239-251-160-28unknown———
└ 131.239.251.176/298NET-CCF-0-131-239-251-176-29unknown———
└ 131.239.251.184/298NET-CCF-0-131-239-251-184-29unknown———
└ 131.239.251.192/298NET-CCF---131-239-251-192-29unknown———
└ 131.239.251.200/304NET-Z-CCF-0-131-239-251-200-30unknown———
└ 131.239.251.204/304NET-CCF--0-131-239-251-204-30unknown———
└ 131.239.251.208/298NET-Z-CCF--131-239-251-208-29unknown———
└ 131.239.251.216/298NET-CCF---131-239-251-216-29unknown———
└ 131.239.251.224/298NET-CCF---131-239-251-224-29unknown———
└ 131.239.251.232/298NET-CCF--ADM-CPA-P-C--131-239-251-232-29unknown———
└ 131.239.251.248/298NET-CCF--ABSOLUTE-TESTING-SERV-131-239-251-248-29unknown———

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

1,024 addresses
TypeAddressesShareRanges
Residential76875%3
Internet provider25625%1

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