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Data as of Nov 3, 2026

131.239.104.0/21

1 residential-proxy exit · 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
1
0.05% of its addresses · 30 days
Spread
1 of 8
/24s with at least one exit
Providers
6
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

10 observations

Proxy providers listing exits

  • BottingTools
  • CliProxy
  • IPFly
  • IPPeak
  • NovProxy
  • PuraRoute

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
131.239.0.0/16
since Nov 2021
AS46887Internet provider183
25 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]
└ 131.239.104.0/298LTF--131-239-104-0-29unknown———
└ 131.239.104.16/298LTF--131-239-104-16-29unknown———
└ 131.239.104.32/2732LTF--131-239-104-32-27unknown———
└ 131.239.104.64/298LTF--131-239-104-64-29unknown———
└ 131.239.104.72/298NET-CCF--131-239-104-72-29unknown———
└ 131.239.104.84/304NET-CCF---131-239-104-84-30unknown———
└ 131.239.104.88/298LTF--131-239-104-88-29unknown———
└ 131.239.104.96/298NET-0-131-239-104-96-29unknown———
└ 131.239.104.112/298LTF--131-239-104-112-29unknown———
└ 131.239.104.128/298LTF--131-239-104-128-29unknown———
└ 131.239.104.144/298LTF--131-239-104-144-29unknown———
└ 131.239.104.156/304NET-CCF--131-239-104-156-30unknown———
└ 131.239.104.160/2732NET-CCF---131-239-104-160-27unknown———
└ 131.239.104.192/2664LTF--131-239-104-192-26unknown———
└ 131.239.105.0/2816LTF--131-239-105-0-28unknown———
└ 131.239.105.24/298LTF--131-239-105-24-29unknown———
└ 131.239.105.32/2732LTF--131-239-105-32-27unknown———
└ 131.239.105.72/298LTF-0-131-239-105-72-29unknown———
└ 131.239.105.80/298LTF--131-239-105-80-29unknown———
└ 131.239.105.96/2816LTF--131-239-105-96-28unknown———
└ 131.239.105.112/298LTF--131-239-105-112-29unknown———
└ 131.239.105.136/298LTF-0-131-239-105-136-29unknown———
└ 131.239.105.160/298LTF--131-239-105-160-29unknown———
└ 131.239.105.168/298LTF--131-239-105-168-29unknown———
└ 131.239.105.176/298NET-CCF---131-239-105-176-29unknown———
└ 131.239.105.184/298NET-CCF---131-239-105-184-29unknown———
└ 131.239.105.192/304NET-CCF---131-239-105-192-30unknown———
└ 131.239.105.200/298LTF-LT-697-131-239-105-200-29unknown———
└ 131.239.105.216/304NET-CCF---131-239-105-216-30unknown———
└ 131.239.105.224/298NET-CCF---131-239-105-224-29unknown———
└ 131.239.105.244/304NET-CCF---131-239-105-244-30unknown———
└ 131.239.105.248/298LTF--131-239-105-248-29unknown———
└ 131.239.106.64/2732LTF--131-239-106-64-27unknown———
└ 131.239.106.96/298NET-CCF--0-131-239-106-96-29unknown———
└ 131.239.106.104/298LTF--131-239-106-104-29unknown———
└ 131.239.106.112/304NET-CCF---131-239-106-112-30unknown———
└ 131.239.106.116/304NET-CCF---131-239-106-116-30unknown———
└ 131.239.106.120/304NET-CCF---131-239-106-120-30unknown———
└ 131.239.106.124/304NET-CCF--0-131-239-106-124-30unknown———
└ 131.239.106.128/298NET-CCF---131-239-106-128-29unknown———
└ 131.239.106.136/298LTF-LT-731-131-239-106-136-29unknown———
└ 131.239.106.144/298LTF--131-239-106-144-29unknown———
└ 131.239.106.160/298LTF--131-239-106-160-29unknown———
└ 131.239.106.168/298LTF--131-239-106-168-29unknown———
└ 131.239.106.176/298NET-131-239-106-176-29unknown———
└ 131.239.106.184/304NET-Z-CCF-0-131-239-106-184-30unknown———
└ 131.239.106.188/304NET-CCF---131-239-106-188-30unknown———
└ 131.239.106.192/2816NET-CCF--131-239-106-192-28unknown———
└ 131.239.106.208/298LTF--131-239-106-208-29unknown———
└ 131.239.106.216/298LTF--131-239-106-216-29unknown———
└ 131.239.106.232/298LTF-0-131-239-106-232-29unknown———
└ 131.239.106.240/298LTF--131-239-106-240-29unknown———
└ 131.239.107.0/298LTF--131-239-107-0-29unknown———
└ 131.239.107.8/298LTF--131-239-107-8-29unknown———
└ 131.239.107.16/298LTF-0-131-239-107-16-29unknown———
└ 131.239.107.24/298LTF--131-239-107-24-29unknown———
└ 131.239.107.44/304NET-CCF-0-131-239-107-44-30unknown———
└ 131.239.107.48/298NET-CCF-0-131-239-107-48-29unknown———
└ 131.239.107.64/2664LTF--131-239-107-64-26unknown———
└ 131.239.107.144/298LTF--131-239-107-144-29unknown———
└ 131.239.107.168/298NET-CCF--0-131-239-107-168-29unknown———
└ 131.239.107.188/304NET-CCF--0-131-239-107-188-30unknown———
└ 131.239.107.192/2664LTF--131-239-107-192-26unknown———
└ 131.239.108.0/2664LTF--131-239-108-0-26unknown———
└ 131.239.108.64/2816LTF--131-239-108-64-28unknown———
└ 131.239.108.80/298LTF-0-131-239-108-80-29unknown———
└ 131.239.108.88/298LTF-0-131-239-108-88-29unknown———
└ 131.239.108.96/298NET-131-239-108-96-29unknown———
└ 131.239.108.120/298LTF--131-239-108-120-29unknown———
└ 131.239.108.128/2664LTF--131-239-108-128-26unknown———
└ 131.239.108.192/2732LTF--131-239-108-192-27unknown———
└ 131.239.108.224/2732LTF--131-239-108-224-27unknown———
└ 131.239.109.0/298LTF--131-239-109-0-29unknown———
└ 131.239.109.8/304NET-CCF--131-239-109-8-30unknown———
└ 131.239.109.16/298LTF--131-239-109-16-29unknown———
└ 131.239.109.28/304NET-CCF---131-239-109-28-30unknown———
└ 131.239.109.32/2816LTF--131-239-109-32-28unknown———
└ 131.239.109.48/2816LTF--131-239-109-48-28unknown———
└ 131.239.109.64/298LTF--131-239-109-64-29unknown———
└ 131.239.109.72/304NET-CCF--0-131-239-109-72-30unknown———
└ 131.239.109.76/304NET-CCF---131-239-109-76-30unknown———
└ 131.239.109.88/298LTF--131-239-109-88-29unknown———
└ 131.239.109.96/2732LTF--131-239-109-96-27unknown———
└ 131.239.109.128/298LTF--131-239-109-128-29unknown———
└ 131.239.109.136/298LTF--131-239-109-136-29unknown———
└ 131.239.109.152/298LTF--131-239-109-152-29unknown———
└ 131.239.109.160/298LTF-0-131-239-109-160-29unknown———
└ 131.239.109.168/298LTF--131-239-109-168-29unknown———
└ 131.239.109.184/298LTF--131-239-109-184-29unknown———
└ 131.239.109.192/2664LTF--131-239-109-192-26unknown———
└ 131.239.110.0/298LTF--131-239-110-0-29unknown———
└ 131.239.110.8/298LTF--131-239-110-8-29unknown———
└ 131.239.110.16/304NET-CCF--131-239-110-16-30unknown———
└ 131.239.110.24/298NET-CCF--131-239-110-24-29unknown———
└ 131.239.110.32/2816LTF--131-239-110-32-28unknown———
└ 131.239.110.56/298LTF--131-239-110-56-29unknown———
└ 131.239.110.64/298LTF--131-239-110-64-29unknown———
└ 131.239.110.72/298LTF--131-239-110-72-29unknown———
└ 131.239.110.80/298LTF--131-239-110-80-29unknown———
└ 131.239.110.88/298LTF--131-239-110-88-29unknown———
└ 131.239.110.96/2732LTF--131-239-110-96-27unknown———
└ 131.239.110.132/304NET-Z-CCF--131-239-110-132-30unknown———
└ 131.239.110.136/298LTF--131-239-110-136-29unknown———
└ 131.239.110.144/304NET-CCF---131-239-110-144-30unknown———
└ 131.239.110.152/298LTF--131-239-110-152-29unknown———
└ 131.239.110.160/298LTF-0-131-239-110-160-29unknown———
└ 131.239.110.184/298LTF--131-239-110-184-29unknown———
└ 131.239.110.192/2664NET-131-239-110-192-26unknown———
└ 131.239.111.0/298NET-Z-CCF--131-239-111-0-29unknown———
└ 131.239.111.8/298NET-Z-CCF--131-239-111-8-29unknown———
└ 131.239.111.24/298LTF-LT-614-131-239-111-24-29unknown———
└ 131.239.111.32/298NET-CCF---131-239-111-32-29unknown———
└ 131.239.111.40/298LTF--131-239-111-40-29unknown———
└ 131.239.111.52/304NET-Z-CCF--131-239-111-52-30unknown———
└ 131.239.111.56/298LTF--131-239-111-56-29unknown———
└ 131.239.111.64/2816NET-CCF---131-239-111-64-28unknown———
└ 131.239.111.80/298NET-CCF--0-131-239-111-80-29unknown———
└ 131.239.111.88/298NET-CCF--0-131-239-111-88-29unknown———
└ 131.239.111.96/2732NET-CCF--0-131-239-111-96-27unknown———
└ 131.239.111.128/298LTF-0-131-239-111-128-29unknown———
└ 131.239.111.136/304NET-CCF--131-239-111-136-30unknown———
└ 131.239.111.156/304NET-CCF-0-131-239-111-156-30unknown———
└ 131.239.111.160/2816NET-CCF-0-131-239-111-160-28unknown———
└ 131.239.111.176/298NET-CCF--131-239-111-176-29unknown———
└ 131.239.111.184/298NET-CCF--131-239-111-184-29unknown———
└ 131.239.111.192/298LTF--131-239-111-192-29unknown———
└ 131.239.111.200/298LTF--131-239-111-200-29unknown———
└ 131.239.111.224/298NET-Z-CCF--131-239-111-224-29unknown———
└ 131.239.111.232/298LTF--131-239-111-232-29unknown———
└ 131.239.111.240/298LTF--131-239-111-240-29unknown———

Composition

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

Announced space

Address share

Announced space

Types across the prefix

2,048 addresses
TypeAddressesShareRanges
Residential1,53675%6
Internet provider51225%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