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Data as of Nov 3, 2026

166.1.8.0/21

Anonymizer · ISP proxy1 residential-proxy exit · 30 days

Korea Telecom · space held by Ace Data Centers, Inc.

Announcement
this exact prefix
RPKI valid
Announced by
AS4766
Type
ISP proxy
Risk
90 / 100 · Critical

Residential-proxy exits

Proxy exits
1
0.05% of its addresses · 30 days
Spread
1 of 8
/24s with at least one exit
Providers
7
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

6 observations

Proxy providers listing exits

  • BottingTools
  • IPFly
  • Novada
  • PuraRoute
  • RapidProxy
  • RoamProxy
  • SwiftProxy
IPv4 market

Path

1 · Holder
Ace Data Centers, Inc.
record created Jul 10, 2012
2 · Leased from
Ace Data Centers
3 · Announced by
AS4766 Korea Telecom
since Apr 2026 · 7 mo ago
4 · Use
Proxy providersnamed Oxylabs
ISP proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 166.1.8.0/21/24s
OxylabsTesonet
2,048100%
8
Leased from

IP brokers

NameIn 166.1.8.0/21/24s
Ace Data Centers
2,048100%
8

Lineage

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

166.1.8.0/21

From the registry to its use

  1. Jul 10, 2012
    Registry record
    Ace Data Centers, Inc.
    Direct Allocation
    166.0.0.0/15
  2. Mar 10, 2021– Jun 1, 2021
    Announced
    AS200019 Alexhost S.R.L.
    Hosting
  3. Jun 2, 2021– Aug 14, 2023
    Announced
    AS61317 Hivelocity LLC
    Hosting
  4. Aug 3, 2023– Feb 28, 2025
    Announced
    AS212238 Datacamp Limited
    Hosting
  5. Mar 1, 2025– Mar 31, 2026
    Announced
    AS401152 Ace Data Centers II, L.L.C.
    Hosting
  6. Nov 8, 2025– Dec 1, 2025
    Announced
    AS9009 M247 Europe SRL
    Hosting
  7. Apr 3, 2026
    Route object
    AS4766 Korea Telecom
    ARIN route object for AS4766 Korea Telecom, maintainer MNT-ADC-96
  8. Apr 7, 2026
    Route object
    Eleven Holdings
    RADB route object for AS4766 Korea Telecom, maintainer MAINT-AS214937
  9. Apr 13, 2026– Nov 2, 2026
    Announced
    AS4766 Korea Telecom
    Internet provider
  10. today
    Leased from
    Ace Data Centers
    IP broker
  11. today
    Leased from
    Eleven Holdings
    Lessor
  12. today
    Leased from
    IPXO
    IP broker
  13. today
    Used
    Oxylabs
    Proxy seller

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS4766

KR
Name
Korea Telecom
Type
Internet provider
Registered
Apr 22, 1996
Domain
kt.com
Website
www.kt.com/eng/main.jsp
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1