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Data as of Nov 8, 2026

117.20.240.0/21

1 anonymizer address · 0.05% · VPN11 residential-proxy exits · 30 days

Saero Network Service LTD · space held by kt HCN Co.,Ltd.

Announcement
this exact prefix
No RPKI
Announced by
AS9981
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
11
0.54% of its addresses · 30 days
Always-on exits
1
9.1% of its exits
Spread
5 of 8
/24s with at least one exit
Providers
35
selling exits here
Oct 9, 2026 – Nov 7, 2026

Exits seen per day

6.0K observations
  • VPN · anonymizer
  • Residential

/24s with the most always-on exits

/24Always-on exitsProxy exits
117.20.242.0/2411
117.20.247.0/2405
117.20.244.0/2403
117.20.241.0/2402
117.20.243.0/2401

Proxy providers listing exits

  • 711Proxy
  • Ake.net
  • B2Proxy
  • BirdProxies
  • BuyingProxy
  • Byteful
  • CliProxy
  • DataImpulse
  • EnigmaProxy
  • Evomi
  • FloppyData
  • GloryCloud
  • IPCola
  • IPFly
  • IPPeak
  • IPRoyal
  • Infatica
  • InfiniteProxies
  • LemonBright
  • MangoProxy
  • NovaProxy
  • PacketStream
  • Proxiware
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • ProxyRack
  • ProxyWing
  • Proxying
  • Proxyma
  • RainProxy
  • Shifter
  • StrikeProxy
  • VantageProxies
  • VitalExclusive
IPv4 market

Path

1 · Holder
kt HCN Co.,Ltd.
2 · Leased from
not leased
3 · Announced by
AS9981 Saero Network Service LTD
since Aug 2007 · 19.3 yr ago
4 · Use
VPN servicesnamed VPN Gate
Residential

Operators, sellers and brokers

VPN services

NameParentIn 117.20.240.0/21/24s
VPN GateUniversity of Tsukuba
10.05%
1

Lineage

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

117.20.240.0/21

From the registry to its use

  1. Aug 1, 2007– today
    Announced
    AS9981 Saero Network Service LTD
    as part of 117.20.192.0/18
    117.20.192.0/18
  2. Aug 1, 2007– today
    Announced
    AS9981 Saero Network Service LTD
    Internet provider
  3. Feb 1, 2010
    Route object
    AS9981 Saero Network Service LTD
    RADB route object for AS9981 Saero Network Service LTD, maintainer MAINT-AS4637
  4. today
    Registry record
    kt HCN Co.,Ltd.
    ASSIGNED PORTABLE
    117.20.192.0/18
  5. today
    Used
    VPN Gate
    VPN

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
117.20.192.0/18
since Aug 2007
AS9981Residential79
3 always on
kt HCN Co.,Ltd.

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

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS9981

KR
Name
Saero Network Service LTD
Type
Internet provider
Registered
Apr 14, 2000
Domain
kthcn.co.kr
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed