Data as of Nov 6, 2026

171.235.176.0/21

1 anonymizer address · 0.05% · VPN434 residential-proxy exits · 30 days

Viettel Group

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

Residential-proxy exits

Proxy exits
434
21% of its addresses · 30 days
Always-on exits
10
2.3% of its exits
Spread
8 of 8
/24s with at least one exit
Providers
88
selling exits here
Oct 7, 2026 – Nov 5, 2026

Exits seen per day

39K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

Proxy providers listing exits

  • 711Proxy
  • 9Proxy
  • Ake.net
  • AnyIP
  • B2Proxy
  • BartProxies
  • BestProxy
  • BirdProxies
  • BlurPath
  • BottingTools
  • BuyingProxy
  • ByteProxies
  • Byteful
  • CatProxies
  • CliProxy
  • DataImpulse
  • Datarama
  • Decodo
  • EZProxies
  • EnigmaProxy
  • Evomi
  • FastProxy
  • FlashProxy
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GloryCloud
  • GoProxies
  • GonzoProxy
  • HideProxy
  • HydraProxy
  • IPCola
  • IPFly
  • IPOasis
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • KindProxy
  • KocerRoxy
  • Kookey
  • LemonBright
  • LemonLabs
  • LemonPrime
  • LudaxProxy
  • MangoProxy
  • MoMoProxy
  • NSocks
  • NextProxy
  • NiuProxy
  • NodeMaven
  • NodeProxy
  • NovProxy
  • NovaProxy
  • Novada
  • Oxylabs
  • PacketStream
  • PrivateByte
  • Proxies.fo
  • ProxiesVision
  • Proxio
  • Proxiware
  • Proxmint
  • Proxy-Seller
  • Proxy302
  • Proxy4U
  • ProxyEmpire
  • ProxyGeo
  • ProxyRack
  • Proxying
  • Proxyma
  • PuraRoute
  • Q2IP
  • RainProxy
  • RapidProxy
  • ResiProxies
  • RoamProxy
  • Shifter
  • Smartproxy
  • SwiftProxy
  • Thordata
  • ThunderProxy
  • TrueProxies
  • VantageProxies
  • VibeProxies
  • VitalExclusive
IPv4 market

Path

1 · Holder
2 · Leased from
not leased
3 · Announced by
AS7552 Viettel Group
since Nov 2017 · 9.0 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 171.235.176.0/21/24s
VPN GateUniversity of Tsukuba
10.05%
1

Lineage

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

171.235.176.0/21

From the registry to its use

  1. May 8, 2011– today
    Announced
    AS7552 Viettel Group
    as part of 171.224.0.0/12
    171.224.0.0/12
  2. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
  3. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.176.0/22
  4. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.176.0/23
  5. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.176.0/24
  6. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.177.0/24
  7. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.178.0/23
  8. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.178.0/24
  9. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.179.0/24
  10. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.180.0/22
  11. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.180.0/23
  12. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.180.0/24
  13. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.181.0/24
  14. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.182.0/23
  15. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.182.0/24
  16. Oct 19, 2012
    Route object
    AS7552 Viettel Group
    RADB route object for AS7552 Viettel Group, maintainer MAINT-AS9304
    171.235.183.0/24
  17. Nov 14, 2017– today
    Announced
    AS7552 Viettel Group
    Internet provider
  18. today
    Registry record
    Viettel Group
    ALLOCATED PORTABLE
    171.224.0.0/11
  19. today
    Used
    VPN Gate
    VPN

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
171.224.0.0/12
since May 2011
AS7552Residential135,185
7,173 always on
Viettel Group
171.224.0.0/11AS7552Residential283,007
13,623 always on
Viettel Group

Composition

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

Announced space

Address share

Announced space

Types across the prefix

2,048 addresses
TypeAddressesShareRanges
Residential2,047>99%2
VPNanonymizer10.05%1

Network & registry

Origin network

AS7552

VN
Name
Viettel Group
Type
Internet provider
Registered
Oct 8, 2002
Domain
viettel.com.vn
Website
www.viettel.com.vn
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1
Tor exits
1