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Data as of Nov 8, 2026

38.51.16.0/20

1,036 residential-proxy exits · 30 days

Cogent Communications, LLC

Announcement
38.0.0.0/8
No RPKI
Announced by
AS174
Type
Residential
69% of it

Residential-proxy exits

Proxy exits
1,036
25% of its addresses · 30 days
Always-on exits
708
68% of its exits
Spread
13 of 16
/24s with at least one exit
Providers
95
selling exits here
Oct 9, 2026 – Nov 7, 2026

Exits seen per day

3.8M observations
  • Residential
  • Unknown

/24s with the most always-on exits

/24Always-on exitsProxy exits
38.51.28.0/24137139
38.51.30.0/24135138
38.51.26.0/2498127
38.51.29.0/2462122
38.51.25.0/2456115
38.51.18.0/244358
38.51.31.0/244142
38.51.19.0/2440113
38.51.21.0/244062
38.51.24.0/243863
38.51.27.0/241625
38.51.22.0/24122
38.51.20.0/2417

Proxy providers listing exits

  • 711Proxy
  • 911Proxy
  • 9Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BestProxy
  • BirdProxies
  • BlurPath
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EVOPROXY
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • GSocks
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HideProxy
  • IPCola
  • IPFly
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • Maskify
  • MoMoProxy
  • NSocks
  • NextProxy
  • NiuProxy
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYWING_BASIC
  • PacketStream
  • PrivateByte
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • Q2IP
  • RH7Proxy
  • RainProxy
  • RapidProxy
  • RealProxy
  • ResiProxies
  • RoamProxy
  • RolaProxy
  • Shifter
  • Smartproxy
  • StrikeProxy
  • SwiftProxy
  • TalorData
  • Thordata
  • ThunderProxy
  • VantageProxies
  • VitalExclusive
  • Webshare
  • YumiProxy
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Apr 16, 1991
2 · Leased from
Rackdog
3 · Announced by
AS174 Cogent Communications, LLC
4 · Use
Residential

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
38.51.16.0/24
since Sep 2022
AS264622UnknownCogent Communications, LLC
via Siete Capas S.R.L.
38.51.17.0/24
since Jul 2024
AS264622UnknownCogent Communications, LLC
via Siete Capas S.R.L.
38.51.18.0/23
since Jan 2024
AS273021Residential171
83 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.20.0/24
since Apr 2025
AS52291Residential7
1 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.21.0/24
since Oct 2022
AS272870Unknown62
40 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.22.0/24
since Feb 2023
AS264685Residential22
1 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.23.0/24
since Apr 2025
AS52291ResidentialCogent Communications, LLC
via Siete Capas S.R.L.
38.51.24.0/24
since Apr 2025
AS272870Unknown63
38 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.25.0/24
since Jun 2025
AS272870Unknown115
56 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.26.0/24
since Aug 2023
AS52322Residential127
98 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.27.0/24
since May 2023
AS269995Residential25
16 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.28.0/22
since Aug 2025
AS264685Residential441
375 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.28.0/23
since Nov 3, 2026
AS264685Residential261
199 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.29.0/24
since Jun 2023
AS264685Residential122
62 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.30.0/23
since Aug 2026
AS264685Residential180
176 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.30.0/24
since Apr 2026
AS264685Residential138
135 always on
Cogent Communications, LLC
via Siete Capas S.R.L.
38.51.31.0/24
since May 2023
AS264685Residential42
41 always on
Cogent Communications, LLC
via Siete Capas S.R.L.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses
TypeAddressesShareRanges
Residential2,81669%10
Unknown1,28031%5

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 38.0.0.0/8

Prefix
38.0.0.0/8
Announced by
AS174 Cogent Communications, LLC
Type
Internet provider
Leased from
IP broker Rackdog (part)
Proxy exits
403,145
Always-on exits
78,303
RPKI
No RPKI
Netname
COGENT-A
Registrant
Cogent Communications, LLC
RIR
ARIN
Origin network

AS174

US
Name
Cogent Communications, LLC
Type
Internet provider
Registered
May 16, 1996
Domain
cogentco.com
Website
www.cogentco.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1,658