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Data as of Nov 5, 2026

129.19.128.0/18

29 residential-proxy exits · 30 days

University Corporation for Atmospheric Research · space held by Colorado State University

Announcement
129.19.0.0/16
RPKI valid
Announced by
AS14041
Type
Business

Residential-proxy exits

Proxy exits
29
0.18% of its addresses · 30 days
Always-on exits
1
3.4% of its exits
Spread
8 of 64
/24s with at least one exit
Providers
53
selling exits here
Oct 6, 2026 – Nov 4, 2026

Exits seen per day

8.2K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
129.19.163.0/2411
129.19.136.0/24011
129.19.142.0/2406
129.19.130.0/2404
129.19.144.0/2403
129.19.174.0/2402
129.19.129.0/2401
129.19.154.0/2401

Proxy providers listing exits

  • 711Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BirdProxies
  • BottingTools
  • Bright Data
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CliProxy
  • ColaProxy
  • DataImpulse
  • Datarama
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GonzoProxy
  • HideProxy
  • IPPeak
  • Infatica
  • InfiniteProxies
  • Kookey
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Oxylabs
  • Proxio
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxyma
  • RainProxy
  • ResiProxies
  • Shifter
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VitalExclusive
  • WealthProxies

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeProxy exitsHolderRPKI
129.19.128.0/20
since Aug 2025
AS54393Business22Colorado State University
via University Corporation for Atmospheric Research
129.19.128.0/24
since Dec 2019
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.129.0/24
since Jul 2018
AS54393Business1Colorado State University
via University Corporation for Atmospheric Research
129.19.130.0/24
since Jul 2018
AS54393Business4Colorado State University
via University Corporation for Atmospheric Research
129.19.131.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.132.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.133.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.134.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.135.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.136.0/24
since Dec 2019
AS54393Business11Colorado State University
via University Corporation for Atmospheric Research
129.19.137.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.138.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.139.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.140.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.141.0/24
since Jul 2018
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.142.0/24
since Dec 2019
AS54393Business6Colorado State University
via University Corporation for Atmospheric Research
129.19.143.0/24
since Nov 2025
AS54393BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.144.0/24
since Apr 2025
AS393657Business3Colorado State University
via University Corporation for Atmospheric Research
129.19.145.0/24
since Mar 2026
AS17015BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.146.0/24
since Mar 2026
AS397315BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.147.0/24
since Aug 2026
AS397315BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.148.0/23AS14041BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.149.0/24AS14041BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.151.0/24
since Sep 18, 2026
AS30136BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.152.0/24
since Sep 18, 2026
AS30136BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.153.0/24AS14041BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.154.0/24
since Sep 2024
AS401317Business1Colorado State University
via University Corporation for Atmospheric Research
129.19.156.0/24AS194BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.163.0/24
since Dec 2019
AS65Business1
1 always on
Colorado State University
via University Corporation for Atmospheric Research
129.19.165.0/24AS14041BusinessColorado State University
via University Corporation for Atmospheric Research
129.19.174.0/24
since Dec 2021
AS396212Business2Colorado State University
via University Corporation for Atmospheric Research
129.19.176.0/20
since Apr 2015
AS393869BusinessColorado State University
via University Corporation for Atmospheric Research

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
129.19.0.0/1665,536WESTNETColorado State University (CSU-2-Z) · USDirect AllocationJul 8, 1987dns.admin@colostate.edu
└ 129.19.128.0/1816,384FRGP-PARTICIPANT-ASSIGNMENTS-01University Corporation for Atmospheric Research (UCAR-1) · USReallocatedJul 30, 2026abuse@ucar.edu
└ 129.19.128.0/204,096WESTNET-FORTLEWISFort Lewis College (FLC) · USReassignedJul 30, 2026—
└ 129.19.144.0/24256WESTNET-COLORADO-MESA-UNIVERSITYColorado Mesa University (MSC-163) · USReassignedJul 30, 2026—
└ 129.19.145.0/24256WESTNET-WESTERN-COLORADO-UNIVERSITYWestern Colorado University (WSCU-4) · USReassignedJul 30, 2026ccaceres@western.edu
└ 129.19.146.0/24256WESTNET-RMBLRocky Mountain Biological Laboratory (RMBL) (C11665211) · USReassignedJul 30, 2026abuse@ucar.edu
via FRGP-PARTICIPANT-ASSIGNMENTS-01
└ 129.19.147.0/24256WESTNET-REGION10Region 10 League for Economic Assistance and Planning, Inc. (RLEAP) · USReassignedJul 30, 2026—
└ 129.19.148.0/23512WESTNET-NEON-01Battelle Ecology (NEON) (C11692250) · USReassignedAug 26, 2026abuse@ucar.edu
via FRGP-PARTICIPANT-ASSIGNMENTS-01
└ 129.19.151.0/24256WESTNET-ADAMS12-01Adams 12 (AFSS-11) · USReassignedJul 30, 2026—
└ 129.19.152.0/24256WESTNET-ADAMS12-02Adams 12 (AFSS-11) · USReassignedJul 30, 2026—
└ 129.19.153.0/24256WESTNET-SHEPCState Higher Education Policy Center (SHEPC) (C11665225) · USReassignedJul 30, 2026abuse@ucar.edu
via FRGP-PARTICIPANT-ASSIGNMENTS-01
└ 129.19.154.0/24256WESTNET-BPLD-01Boulder Public Library District (BPLD-4) · USReassignedJul 30, 2026—
└ 129.19.156.0/24256WESNET-USGS-01Department of Interior United States Geological Survey (USGS) · USReassignedJul 30, 2026pmoreland@usgs.gov
└ 129.19.162.0/24256WESTNET-CSU-STADIUMunknown———
└ 129.19.163.0/24256WESTNET-USAFA-01Air Force Systems Networking (7ESG) · USReassignedJul 30, 2026—
└ 129.19.165.0/24256WESTNET-FRGP-INFRA-02University Corporation for Atmospheric Research (UCAR-1) · USReassignedJul 30, 2026abuse@ucar.edu
└ 129.19.174.0/24256WESTNET-AIMS-01Aims Community College (ACC-704) · USReassignedJul 30, 2026rhonda.johnson@aims.edu
└ 129.19.176.0/204,096WESTNET-CMC-01Colorado Mountain College (CMC-152) · USReassignedJul 30, 2026—

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

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 129.19.0.0/16

Prefix
129.19.0.0/16
Announced by
AS14041 University Corporation for Atmospheric Research
Type
Business
Proxy exits
57
Always-on exits
4
RPKI
RPKI valid
Netname
WESTNET
Registrant
Colorado State University
RIR
ARIN
Origin network

AS14041

US
Name
University Corporation for Atmospheric Research
Type
Education
Registered
Oct 7, 1999
Domain
frgp.net
Website
www.frgp.net
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed