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Data as of Nov 3, 2026

131.239.36.0/22

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
50% of it

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 4, 2026 – Nov 2, 2026

Exits seen per day

4 observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
131.239.38.0/2401
131.239.39.0/2401

Proxy providers listing exits

  • AnyIP
  • FloppyData
  • NovaProxy

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
131.239.0.0/16
since Nov 2021
AS46887Internet provider183
25 always on
Zayo Bandwidth
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
131.239.37.0/24
since Apr 2023
AS395813BusinessZayo 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]
└ 131.239.36.0/2664LTF-0-131-239-36-0-26unknown———
└ 131.239.36.64/298LTF--131-239-36-64-29unknown———
└ 131.239.36.72/298LTF--131-239-36-72-29unknown———
└ 131.239.36.80/298LTF-0-131-239-36-80-29unknown———
└ 131.239.36.96/298LTF-0-131-239-36-96-29unknown———
└ 131.239.36.112/298LTF-0-131-239-36-112-29unknown———
└ 131.239.36.128/298LTF-0-131-239-36-128-29unknown———
└ 131.239.36.144/298LTF-0-131-239-36-144-29unknown———
└ 131.239.36.160/298LTF-0-131-239-36-160-29unknown———
└ 131.239.36.168/298LTF-0-131-239-36-168-29unknown———
└ 131.239.36.184/298LTF-0-131-239-36-184-29unknown———
└ 131.239.36.192/2816LTF-0-131-239-36-192-28unknown———
└ 131.239.36.216/298LTF--131-239-36-216-29unknown———
└ 131.239.36.224/298LTF--131-239-36-224-29unknown———
└ 131.239.36.232/298LTF--131-239-36-232-29unknown———
└ 131.239.36.240/2816LTF-LT-614-131-239-36-240-28unknown———
└ 131.239.37.0/24256LTF-0-131-239-37-0-24Ford Motor Company (C08825199) · USReassignedAug 17, 2022[email protected]
via ZAYO-CCF-131-239-0-0
└ 131.239.38.8/304NET-CCF--131-239-38-8-30unknown———
└ 131.239.38.12/304NET-CCF--131-239-38-12-30unknown———
└ 131.239.38.16/298NET-CCF--131-239-38-16-29unknown———
└ 131.239.38.24/304NET-CCF-0-131-239-38-24-30unknown———
└ 131.239.38.28/304NET-Z-CCF--131-239-38-28-30unknown———
└ 131.239.38.32/304NET-CCF---131-239-38-32-30unknown———
└ 131.239.38.36/304NET-CCF---131-239-38-36-30unknown———
└ 131.239.38.48/298LTF--131-239-38-48-29unknown———
└ 131.239.38.56/304NET-Z-CCF-0-131-239-38-56-30unknown———
└ 131.239.38.64/2664LTF--131-239-38-64-26unknown———
└ 131.239.38.128/2732LTF--131-239-38-128-27unknown———
└ 131.239.38.160/298NET-CCF--0-131-239-38-160-29unknown———
└ 131.239.38.168/298LTF-0-131-239-38-168-29unknown———
└ 131.239.38.176/298LTF--131-239-38-176-29unknown———
└ 131.239.38.192/298NET-131-239-38-192-29unknown———
└ 131.239.38.200/298NET-CCF---131-239-38-200-29unknown———
└ 131.239.38.208/298NET-CCF--0-131-239-38-208-29unknown———
└ 131.239.38.216/298NET-CCF---131-239-38-216-29unknown———
└ 131.239.38.232/298NET-CCF---131-239-38-232-29unknown———
└ 131.239.38.248/298NET-CCF---131-239-38-248-29unknown———
└ 131.239.39.12/304NET-CCF--0-131-239-39-12-30unknown———
└ 131.239.39.16/298NET-CCF--0-131-239-39-16-29unknown———
└ 131.239.39.24/298NET-CCF---131-239-39-24-29unknown———
└ 131.239.39.32/2816NET-CCF--0-131-239-39-32-28unknown———
└ 131.239.39.48/298NET-CCF--0-131-239-39-48-29unknown———
└ 131.239.39.56/298NET-CCF---131-239-39-56-29unknown———
└ 131.239.39.64/2664NET-CCF--0-131-239-39-64-26unknown———
└ 131.239.39.128/298NET-CCF---131-239-39-128-29unknown———
└ 131.239.39.136/304NET-CCF--0-131-239-39-136-30unknown———
└ 131.239.39.144/2816NET-CCF--0-131-239-39-144-28unknown———
└ 131.239.39.160/2816NET-CCF--0-131-239-39-160-28unknown———
└ 131.239.39.176/298NET-Z-CCF--131-239-39-176-29unknown———
└ 131.239.39.184/304NET-CCF--131-239-39-184-30unknown———
└ 131.239.39.188/304NET-Z-CCF--131-239-39-188-30unknown———
└ 131.239.39.192/2816NET-CCF--0-131-239-39-192-28unknown———
└ 131.239.39.216/298NET-CCF--0-131-239-39-216-29unknown———
└ 131.239.39.224/298NET-CCF---131-239-39-224-29unknown———
└ 131.239.39.232/298NET-CCF---131-239-39-232-29unknown———
└ 131.239.39.240/304NET-CCF---131-239-39-240-30unknown———
└ 131.239.39.244/304NET-CCF---131-239-39-244-30unknown———
└ 131.239.39.248/298NET-CCF---131-239-39-248-29unknown———

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

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
Internet provider51250%1
Residential51250%2

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