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Data as of Nov 13, 2026

191.100.0.0/16

1 anonymizer address · <0.01% · VPN7,125 residential-proxy exits · 30 days

Etapa EP

Announcement
this exact prefix
RPKI valid
Announced by
AS27668
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
7,125
11% of its addresses · 30 days
Always-on exits
59
0.83% of its exits
Spread
161 of 256
/24s with at least one exit
Providers
137
selling exits here
Oct 14, 2026 – Nov 12, 2026

Exits seen per day

2.2M observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
191.100.147.0/24251
191.100.95.0/24251
191.100.168.0/24248
191.100.248.0/24246
191.100.170.0/24246
191.100.155.0/24246
191.100.173.0/24245
191.100.225.0/24242
191.100.21.0/24228
191.100.27.0/24224
191.100.118.0/24159
191.100.146.0/24158
191.100.100.0/24156
191.100.242.0/24155
191.100.227.0/24154
191.100.106.0/24152
191.100.56.0/24152
191.100.255.0/24151
191.100.243.0/24151
191.100.172.0/24151
191.100.113.0/24151
191.100.174.0/24150
191.100.80.0/24150
191.100.245.0/24150

Proxy providers listing exits

  • 2Captcha
  • 711Proxy
  • 911Proxy
  • 9Proxy
  • ASHBURNPROXIES
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BestProxy
  • BirdProxies
  • BlurPath
  • BottingTools
  • Bright Data
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • CoreProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EVOPROXY
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FLEETPROXY
  • FastProxy
  • FlashProxy
  • FuseProxy
  • GSocks
  • GeekProxy
  • Geonix
  • Geonode
  • GhostConnect
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HELODATA
  • HPROXY
  • HideProxy
  • HydraProxy
  • INSTANTSOCKS_PREMIUM
  • IP2WORLD
  • IPCola
  • IPFly
  • IPOasis
  • IPPeak
  • IPROCKET_BASIC
  • IPROCKET_PREMIUM
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LOKIPROXY
  • LUMIPROXY
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LightningProxies
  • LudaxProxy
  • MangoProxy
  • Maskify
  • MoMoProxy
  • NSocks
  • NextProxy
  • NiuProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PROXYFALL
  • PROXYLANE
  • PROXYON
  • PROXYSALE
  • PROXYSAVER
  • PROXYSCRAPE
  • PROXYWING_BASIC
  • PSBProxy
  • PYPROXY
  • PacketStream
  • PrivateByte
  • Proxies.fo
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Cheap
  • Proxy-Seller
  • Proxy302
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyHat
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • PuraRoute
  • Q2IP
  • QUANTICDATA
  • RH7Proxy
  • RainProxy
  • RapidProxy
  • RealProxy
  • ResiProxies
  • RoamProxy
  • RolaProxy
  • SPYDERPROXY_BASIC
  • SPYDERPROXY_PREMIUM
  • Shifter
  • Smartproxy
  • SpyderProxy
  • StrikeProxy
  • SwiftProxy
  • TORCHPROXIES_BASIC
  • TORCHPROXIES_PREMIUM
  • TORCHPROXIES_X
  • TalorData
  • Thordata
  • ThunderProxy
  • TrueProxies
  • VProxy
  • VantageProxies
  • VibeProxies
  • VitalData
  • VitalExclusive
  • VitalProxy
  • Webshare
  • YumiProxy
  • ZENPROXY_LITE
  • ZENPROXY_PREMIUM
IPv4 market

Path

1 · Holder
Unnamed holder
2 · Leased from
not leased
3 · Announced by
AS27668 Etapa EP
since Sep 2016 · 10.1 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 191.100.0.0/16/24s
VPN GateUniversity of Tsukuba
1<0.01%
1

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

191.100.0.0/16

From the registry to its use

  1. Feb 3, 2014
    Assigned
    Etapa EP
    allocated
    191.100.0.0/16
  2. Jun 5, 2015
    Route object
    AS27668 Etapa EP
    RADB route object for AS27668 Etapa EP, maintainer MAINT-AS23520
  3. Sep 20, 2016– today
    Announced
    AS27668 Etapa EP
    Internet provider
  4. Apr 24, 2020
    Route object
    AS27668 Etapa EP
    RADB route object for AS27668 Etapa EP, maintainer MAINT-AS19169
    191.100.0.0/20
  5. Apr 24, 2020
    Route object
    AS27668 Etapa EP
    RADB route object for AS27668 Etapa EP, maintainer MAINT-AS19169
    191.100.8.0/24
  6. Apr 24, 2020
    Route object
    AS27668 Etapa EP
    RADB route object for AS27668 Etapa EP, maintainer MAINT-AS19169
    191.100.9.0/24
  7. Apr 24, 2020
    Route object
    AS27668 Etapa EP
    RADB route object for AS27668 Etapa EP, maintainer MAINT-AS19169
    191.100.10.0/24
  8. Apr 24, 2020
    Route object
    AS27668 Etapa EP
    RADB route object for AS27668 Etapa EP, maintainer MAINT-AS19169
    191.100.11.0/24
  9. Apr 24, 2020
    Route object
    AS27668 Etapa EP
    RADB route object for AS27668 Etapa EP, maintainer MAINT-AS19169
    191.100.12.0/22
  10. today
    Used
    VPN Gate
    VPN

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
PrefixOriginTypeAnonymizer addressesOperatorProxy exitsRPKI
191.100.0.0/21
since Feb 2014
AS27668Residential
191.100.16.0/20
since Mar 2014
AS27668Residential400
10 always on
191.100.16.0/21
since Feb 2014
AS27668Residential283
5 always on
191.100.16.0/22
since Jun 2021
AS27668Residential169
2 always on
191.100.21.0/24
since Sep 2025
AS27668Residential28
2 always on
191.100.22.0/24
since Oct 2022
AS27668Residential31
191.100.23.0/24
since Oct 2022
AS27668Residential23
191.100.24.0/21
since Feb 2014
AS27668Residential117
5 always on
191.100.25.0/24
since Aug 2019
AS27668Residential18
1 always on
191.100.32.0/20
since Mar 2014
AS27668Residential426
1 always on
191.100.32.0/21
since Feb 2014
AS27668Residential
191.100.40.0/21
since Feb 2014
AS27668Residential426
1 always on
191.100.48.0/20
since Mar 2014
AS27668Residential378
3 always on
191.100.48.0/21
since Feb 2014
AS27668Residential
191.100.56.0/21
since Feb 2014
AS27668Residential378
3 always on
191.100.64.0/20
since Mar 2014
AS27668Residential375
1 always on
191.100.64.0/21
since Feb 2014
AS27668Residential
191.100.72.0/21
since Feb 2014
AS27668Residential375
1 always on
191.100.80.0/20
since Mar 2014
AS27668Residential688
3 always on
191.100.80.0/21
since Feb 2014
AS27668Residential342
1 always on
191.100.88.0/21
since Feb 2014
AS27668Residential10.05%VPNVPN servicesoperated by VPN Gate346
2 always on
191.100.96.0/20
since Mar 2014
AS27668Residential752
4 always on
191.100.96.0/21
since Feb 2014
AS27668Residential392
2 always on
191.100.104.0/21
since Jun 2021
AS27668Residential360
2 always on
191.100.112.0/20
since Mar 2014
AS27668Residential778
4 always on
191.100.112.0/21
since Apr 2021
AS27668Residential414
3 always on
191.100.120.0/21
since Apr 2021
AS27668Residential364
1 always on
191.100.128.0/21
since Mar 2014
AS27668Residential370
1 always on
191.100.136.0/21
since Mar 2014
AS27668Residential382
2 always on
191.100.144.0/21
since Mar 2014
AS27668Residential369
7 always on
191.100.152.0/21
since Mar 2014
AS27668Residential393
2 always on
191.100.160.0/21
since Mar 2014
AS27668Residential
191.100.168.0/21
since Mar 2014
AS27668Residential356
10 always on
191.100.176.0/21
since Mar 2014
AS27668Residential
191.100.184.0/21
since Mar 2022
AS27668Residential
191.100.192.0/21
since Sep 2018
AS27668Residential
191.100.200.0/21
since May 2019
AS27668Residential
191.100.208.0/21
since Mar 2014
AS27668Residential1
191.100.216.0/21
since Mar 2014
AS27668Residential
191.100.224.0/21
since Mar 2014
AS27668Residential363
4 always on
191.100.232.0/21
since Mar 2014
AS27668Residential378
1 always on
191.100.240.0/21
since Mar 2014
AS27668Residential360
3 always on
191.100.248.0/21
since Mar 2014
AS27668Residential349
3 always on

Composition

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

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses
TypeAddressesShareRanges
Residential65,535>99%39
VPNanonymizer1<0.01%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Sep 2016
Current origin since
Sep 2016 · 10 yr
Origin networks
1