LAYER3 INTEL
Get started
TripwireIntel APIIP IntelPricingBlogDocsContactSign in
Data as of Nov 3, 2026

131.239.200.0/21

8 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

Residential-proxy exits

Proxy exits
8
0.39% of its addresses · 30 days
Always-on exits
1
13% of its exits
Spread
6 of 8
/24s with at least one exit
Providers
36
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

5.2K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
131.239.203.0/2412
131.239.205.0/2402
131.239.201.0/2401
131.239.204.0/2401
131.239.206.0/2401
131.239.207.0/2401

Proxy providers listing exits

  • 711Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BirdProxies
  • BottingTools
  • Bright Data
  • Byteful
  • ColaProxy
  • EnigmaProxy
  • FastProxy
  • FloppyData
  • Geonode
  • GloryCloud
  • IPFly
  • InfiniteProxies
  • Kookey
  • LemonBright
  • LudaxProxy
  • MrScraper
  • NovaProxy
  • Novada
  • PrivateProxy
  • Proxiware
  • ProxyEmpire
  • ProxyRack
  • ProxyWing
  • PuraRoute
  • RainProxy
  • RolaProxy
  • SwiftProxy
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VitalExclusive
  • YumiProxy

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]
└ 131.239.200.8/298LTF-0-131-239-200-8-29unknown———
└ 131.239.200.16/298LTF--131-239-200-16-29unknown———
└ 131.239.200.24/298LTF-0-131-239-200-24-29unknown———
└ 131.239.200.32/304NET-CCF--0-131-239-200-32-30unknown———
└ 131.239.200.40/298NET-CCF--0-131-239-200-40-29unknown———
└ 131.239.200.48/298LTF-0-131-239-200-48-29unknown———
└ 131.239.200.56/298LTF-0-131-239-200-56-29unknown———
└ 131.239.200.64/2664LTF-0-131-239-200-64-26unknown———
└ 131.239.200.128/298LTF-0-131-239-200-128-29unknown———
└ 131.239.200.136/304NET-Z-CCF--131-239-200-136-30unknown———
└ 131.239.200.152/298LTF-0-131-239-200-152-29unknown———
└ 131.239.200.160/2732NET-0-131-239-200-160-27unknown———
└ 131.239.200.192/2816LTF--131-239-200-192-28unknown———
└ 131.239.200.208/298NET-CCF---131-239-200-208-29unknown———
└ 131.239.200.216/298LTF--131-239-200-216-29unknown———
└ 131.239.200.224/2732LTF-0-131-239-200-224-27unknown———
└ 131.239.201.8/298LTF-0-131-239-201-8-29unknown———
└ 131.239.201.16/2816NET-0-131-239-201-16-28unknown———
└ 131.239.201.40/298LTF--131-239-201-40-29unknown———
└ 131.239.201.64/298LTF--131-239-201-64-29unknown———
└ 131.239.201.88/298NET-CCF---131-239-201-88-29unknown———
└ 131.239.201.96/304NET-CCF--RED-COATS-INC-131-239-201-96-30unknown———
└ 131.239.201.100/304NET-CCF---131-239-201-100-30unknown———
└ 131.239.201.112/298LTF--131-239-201-112-29unknown———
└ 131.239.201.120/298LTF-0-131-239-201-120-29unknown———
└ 131.239.201.128/2816NET-CCF---131-239-201-128-28unknown———
└ 131.239.201.144/298NET-CCF---131-239-201-144-29unknown———
└ 131.239.201.152/298NET-CCF---131-239-201-152-29unknown———
└ 131.239.201.160/298NET-CCF--0-131-239-201-160-29unknown———
└ 131.239.201.168/298NET-CCF--0-131-239-201-168-29unknown———
└ 131.239.201.176/2816NET-CCF-131-239-201-176-28unknown———
└ 131.239.201.192/304NET-CCF--0-131-239-201-192-30unknown———
└ 131.239.201.200/298NET-CCF---131-239-201-200-29unknown———
└ 131.239.201.208/298LTF--131-239-201-208-29unknown———
└ 131.239.201.216/298LTF--131-239-201-216-29unknown———
└ 131.239.201.224/2816NET-131-239-201-224-28unknown———
└ 131.239.201.240/304NET-Z-CCF--131-239-201-240-30unknown———
└ 131.239.201.248/298NET-Z-CCF--131-239-201-248-29unknown———
└ 131.239.202.0/2732LTF--131-239-202-0-27unknown———
└ 131.239.202.32/298NET-Z-CCF--131-239-202-32-29unknown———
└ 131.239.202.40/298LTF-0-131-239-202-40-29unknown———
└ 131.239.202.48/298NET-Z-CCF--131-239-202-48-29unknown———
└ 131.239.202.56/304NET-CCF--0-131-239-202-56-30unknown———
└ 131.239.202.64/298LTF-0-131-239-202-64-29unknown———
└ 131.239.202.80/304NET-CCF--0-131-239-202-80-30unknown———
└ 131.239.202.96/2816LTF--131-239-202-96-28unknown———
└ 131.239.202.112/2816LTF-0-131-239-202-112-28unknown———
└ 131.239.202.128/298LTF--131-239-202-128-29unknown———
└ 131.239.202.136/298LTF--131-239-202-136-29unknown———
└ 131.239.202.144/298LTF-0-131-239-202-144-29unknown———
└ 131.239.202.152/304NET-CCF--0-131-239-202-152-30unknown———
└ 131.239.202.176/298NET-AGILE-INTEROPERABLE-S-131-239-202-176-29unknown———
└ 131.239.202.192/298NET-CCF--131-239-202-192-29unknown———
└ 131.239.202.224/298NET-0-131-239-202-224-29unknown———
└ 131.239.202.232/298NET-AGILE-INTEROPERABLE-S-131-239-202-232-29unknown———
└ 131.239.202.244/304NET-Z-CCF-0-131-239-202-244-30unknown———
└ 131.239.202.248/298NET-CCF-0-131-239-202-248-29unknown———
└ 131.239.203.0/25128NET-0-131-239-203-0-25unknown———
└ 131.239.203.128/2732LTF--131-239-203-128-27unknown———
└ 131.239.203.168/298LTF-0-131-239-203-168-29unknown———
└ 131.239.203.176/298LTF-0-131-239-203-176-29unknown———
└ 131.239.203.200/298NET-CCF--131-239-203-200-29unknown———
└ 131.239.203.216/298LTF-0-131-239-203-216-29unknown———
└ 131.239.203.224/2732LTF--131-239-203-224-27unknown———
└ 131.239.204.0/2664LTF--131-239-204-0-26unknown———
└ 131.239.204.64/2732LTF--131-239-204-64-27unknown———
└ 131.239.204.96/2816NET-CCF--131-239-204-96-28unknown———
└ 131.239.204.112/2816LTF-0-131-239-204-112-28unknown———
└ 131.239.204.128/298NET-CCF--131-239-204-128-29unknown———
└ 131.239.204.144/298LTF-0-131-239-204-144-29unknown———
└ 131.239.204.152/298LTF--131-239-204-152-29unknown———
└ 131.239.204.160/298LTF--131-239-204-160-29unknown———
└ 131.239.204.176/298LTF-0-131-239-204-176-29unknown———
└ 131.239.204.184/298LTF--131-239-204-184-29unknown———
└ 131.239.204.192/298NET-CCF---131-239-204-192-29unknown———
└ 131.239.204.208/298LTF--131-239-204-208-29unknown———
└ 131.239.204.216/298LTF--131-239-204-216-29unknown———
└ 131.239.204.224/298LTF--131-239-204-224-29unknown———
└ 131.239.204.232/304NET-CCF--131-239-204-232-30unknown———
└ 131.239.204.240/298NET-CCF--131-239-204-240-29unknown———
└ 131.239.204.248/298LTF-0-131-239-204-248-29unknown———
└ 131.239.205.0/298LTF--131-239-205-0-29unknown———
└ 131.239.205.8/298LTF-0-131-239-205-8-29unknown———
└ 131.239.205.16/298NET-CCF--0-131-239-205-16-29unknown———
└ 131.239.205.24/304NET-Z-CCF--131-239-205-24-30unknown———
└ 131.239.205.28/304NET-Z-CCF-0-131-239-205-28-30unknown———
└ 131.239.205.32/298LTF--131-239-205-32-29unknown———
└ 131.239.205.40/298LTF--131-239-205-40-29unknown———
└ 131.239.205.48/298LTF--131-239-205-48-29unknown———
└ 131.239.205.60/304NET-CCF--131-239-205-60-30unknown———
└ 131.239.205.64/298LTF--131-239-205-64-29unknown———
└ 131.239.205.88/298LTF--131-239-205-88-29unknown———
└ 131.239.205.96/2732LTF--131-239-205-96-27unknown———
└ 131.239.205.128/298LTF--131-239-205-128-29unknown———
└ 131.239.205.136/298LTF--131-239-205-136-29unknown———
└ 131.239.205.144/2816LTF--131-239-205-144-28unknown———
└ 131.239.205.168/298LTF-SD-50594-131-239-205-168-29unknown———
└ 131.239.205.176/298LTF-0-131-239-205-176-29unknown———
└ 131.239.205.192/298LTF-0-131-239-205-192-29unknown———
└ 131.239.205.200/304NET-CCF--0-131-239-205-200-30unknown———
└ 131.239.205.224/2816NET-131-239-205-224-28unknown———
└ 131.239.205.240/298LTF--131-239-205-240-29unknown———
└ 131.239.206.0/298LTF--131-239-206-0-29unknown———
└ 131.239.206.8/298LTF--131-239-206-8-29unknown———
└ 131.239.206.16/298LTF--131-239-206-16-29unknown———
└ 131.239.206.24/298LTF-0-131-239-206-24-29unknown———
└ 131.239.206.32/298LTF-0-131-239-206-32-29unknown———
└ 131.239.206.40/298LTF-0-131-239-206-40-29unknown———
└ 131.239.206.56/298LTF-0-131-239-206-56-29unknown———
└ 131.239.206.64/2732NET-131-239-206-64-27unknown———
└ 131.239.206.96/298LTF-0-131-239-206-96-29unknown———
└ 131.239.206.112/298NET-0-131-239-206-112-29unknown———
└ 131.239.206.120/298NET-CCF--0-131-239-206-120-29unknown———
└ 131.239.206.128/298NET-CCF--0-131-239-206-128-29unknown———
└ 131.239.206.136/298NET-Z-CCF--131-239-206-136-29unknown———
└ 131.239.206.144/298NET-CCF---131-239-206-144-29unknown———
└ 131.239.206.152/298NET-CCF--0-131-239-206-152-29unknown———
└ 131.239.206.160/298NET-CCF---131-239-206-160-29unknown———
└ 131.239.206.176/2816NET-CCF---131-239-206-176-28unknown———
└ 131.239.206.192/2816NET-CCF--0-131-239-206-192-28unknown———
└ 131.239.206.208/298NET-CCF---131-239-206-208-29unknown———
└ 131.239.206.224/298NET-CCF--0-131-239-206-224-29unknown———
└ 131.239.206.232/298NET-CCF--0-131-239-206-232-29unknown———
└ 131.239.206.240/298NET-CCF---131-239-206-240-29unknown———
└ 131.239.206.248/298NET-CCF-0-131-239-206-248-29unknown———
└ 131.239.207.0/298NET-CCF---131-239-207-0-29unknown———
└ 131.239.207.8/304NET-CCF-0-131-239-207-8-30unknown———
└ 131.239.207.16/2816NET-CCF--0-131-239-207-16-28unknown———
└ 131.239.207.32/298NET-CCF--131-239-207-32-29unknown———
└ 131.239.207.40/304NET-Z-CCF--131-239-207-40-30unknown———
└ 131.239.207.44/304NET-CCF-0-131-239-207-44-30unknown———
└ 131.239.207.48/298NET-Z-CCF--131-239-207-48-29unknown———
└ 131.239.207.56/298NET-CCF--131-239-207-56-29unknown———
└ 131.239.207.64/298NET-CCF--0-131-239-207-64-29unknown———
└ 131.239.207.72/298NET-CCF---131-239-207-72-29unknown———
└ 131.239.207.92/304NET-CCF-0-131-239-207-92-30unknown———
└ 131.239.207.96/298NET-CCF--0-131-239-207-96-29unknown———
└ 131.239.207.104/298NET-CCF--131-239-207-104-29unknown———
└ 131.239.207.112/298NET-CCF---131-239-207-112-29unknown———
└ 131.239.207.120/304NET-CCF--0-131-239-207-120-30unknown———
└ 131.239.207.128/298NET-CCF-131-239-207-128-29unknown———
└ 131.239.207.144/298NET-CCF-0-131-239-207-144-29unknown———
└ 131.239.207.152/298NET-CCF---131-239-207-152-29unknown———
└ 131.239.207.160/298NET-CCF--0-131-239-207-160-29unknown———
└ 131.239.207.168/298NET-CCF---131-239-207-168-29unknown———
└ 131.239.207.192/298NET-CCF---131-239-207-192-29unknown———
└ 131.239.207.204/304NET-CCF--131-239-207-204-30unknown———
└ 131.239.207.208/2816NET-CCF---131-239-207-208-28unknown———
└ 131.239.207.224/2816NET-CCF---131-239-207-224-28unknown———
└ 131.239.207.240/298NET-Z-CCF--131-239-207-240-29unknown———
└ 131.239.207.248/298NET-CCF--0-131-239-207-248-29unknown———

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