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Data as of Nov 7, 2026

138.51.0.0/16

1,430 residential-proxy exits · 30 days

University of Toronto

Announcement
this exact prefix
No RPKI
Announced by
AS239
Type
Business

Residential-proxy exits

Proxy exits
1,430
2.2% of its addresses · 30 days
Spread
37 of 256
/24s with at least one exit
Providers
68
selling exits here
Oct 8, 2026 – Nov 6, 2026

Exits seen per day

14K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
138.51.69.0/24088
138.51.78.0/24087
138.51.68.0/24082
138.51.64.0/24082
138.51.74.0/24079
138.51.73.0/24078
138.51.75.0/24076
138.51.67.0/24072
138.51.66.0/24071
138.51.72.0/24070
138.51.71.0/24070
138.51.77.0/24070
138.51.65.0/24066
138.51.76.0/24064
138.51.70.0/24061
138.51.79.0/24045
138.51.45.0/24020
138.51.41.0/24020
138.51.39.0/24019
138.51.34.0/24019
138.51.33.0/24018
138.51.35.0/24017
138.51.37.0/24017
138.51.40.0/24017

Proxy providers listing exits

  • 711Proxy
  • 911Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BestProxy
  • BirdProxies
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • Datarama
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GonzoProxy
  • HideProxy
  • IPFly
  • IPPeak
  • Infatica
  • InfiniteProxies
  • KocerRoxy
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • NSocks
  • NextProxy
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Oxylabs
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxy-Seller
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • QUANTICDATA
  • RainProxy
  • ResiProxies
  • Shifter
  • Smartproxy
  • Thordata
  • ThunderProxy
  • TrueProxies
  • VantageProxies
  • VitalExclusive
  • ZENPROXY_PREMIUM

Announcements

More specific

Announcements inside

PrefixOriginTypeProxy exitsHolderRPKI
138.51.0.0/17
since Mar 2024
AS239Business1,437University of Toronto
138.51.128.0/17
since Mar 2024
AS239BusinessUniversity of Toronto

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS239

CA
Name
University of Toronto
Type
Education
Registered
Sep 20, 1988
Domain
utoronto.ca
Website
www.utoronto.ca
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed