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Data as of Nov 3, 2026

211.56.64.0/18

No anonymizer space · no proxy exits in 30 days

Korea Telecom

Announcement
this exact prefix
No RPKI
Announced by
AS4766
Type
Residential
89% of it

Announcements

More specific

Announcements inside

PrefixOriginTypeHolderRPKI
211.56.92.0/22
since Dec 2020
AS132203HostingKorea Telecom
211.56.99.0/24
since May 2026
AS4766ResidentialKorea Telecom
211.56.100.0/24
since May 2026
AS4766ResidentialKorea Telecom
211.56.101.0/24
since Jul 2022
AS4766ResidentialKorea Telecom
211.56.109.0/24
since Oct 10, 2026
AS152229UnknownKorea Telecom
211.56.126.0/24
since Dec 2025
AS152232HostingKorea Telecom
211.56.127.0/24
since Dec 2025
AS152232HostingKorea Telecom

Composition

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

Announced space

Address share

Announced space

Types across the prefix

16,384 addresses
TypeAddressesShareRanges
Residential14,59289%7
Hosting1,5369.4%3
Unknown2561.6%1

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