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Data as of Nov 3, 2026

131.239.20.0/22

No anonymizer space · no proxy exits in 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

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]
└ 131.239.20.176/298NET-CCF---131-239-20-176-29unknown———
└ 131.239.20.212/304NET-CCF--131-239-20-212-30unknown———
└ 131.239.20.248/298LTF-COMNET-COMMUNICATIONS-LLC-131-239-20-248-29unknown———
└ 131.239.21.0/24256LVXY-110616-001unknown———
└ 131.239.22.108/304NET-CCF--131-239-22-108-30unknown———
└ 131.239.22.112/304NET-CCF--131-239-22-112-30unknown———
└ 131.239.22.116/304NET-CCF--0-131-239-22-116-30unknown———
└ 131.239.22.120/298NET-CCF--131-239-22-120-29unknown———
└ 131.239.23.0/298NET-CCF--0-131-239-23-0-29unknown———
└ 131.239.23.24/298NET-CCF--0-131-239-23-24-29unknown———
└ 131.239.23.32/298NET-CCF--CHEVRON-PHILLIPS-CHEM-131-239-23-32-29unknown———
└ 131.239.23.40/298NET-CCF---131-239-23-40-29unknown———
└ 131.239.23.48/298NET-CCF--0-131-239-23-48-29unknown———
└ 131.239.23.64/298NET-CCF--0-131-239-23-64-29unknown———
└ 131.239.23.72/298NET-CCF--0-131-239-23-72-29unknown———
└ 131.239.23.96/2816NET-CCF---131-239-23-96-28unknown———
└ 131.239.23.112/2816NET-CCF---131-239-23-112-28unknown———
└ 131.239.23.128/2816NET-CCF---131-239-23-128-28unknown———
└ 131.239.23.144/2816NET-CCF---131-239-23-144-28unknown———
└ 131.239.23.160/298NET-CCF---131-239-23-160-29unknown———
└ 131.239.23.176/2816NET-CCF---131-239-23-176-28unknown———
└ 131.239.23.192/2816NET-CCF---131-239-23-192-28unknown———
└ 131.239.23.216/298NET-CCF--131-239-23-216-29unknown———
└ 131.239.23.224/2816NET-CCF---131-239-23-224-28unknown———
└ 131.239.23.240/2816NET-CCF---131-239-23-240-28unknown———

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