kt.co.kr
One organisation, resolved across 2 separately-registered clusters
linked by shared operating domain kt.co.kr — not name similarity, so
genuinely different organisations that share a name are excluded.
Data as of 2026-11-01
2 clusters ·
5,141 netblocks ·
47,437,451 IPv4 addresses ·
89 IPv6 prefixes
IPv6 ranges (89)
- 2400::/20
- 2400:80::/25
- 2400:40::/26
- 2400:20::/27
- 2400:100::/28
- 2400:10::/28
- 2400:110::/28
- 2400:120::/28
- 2400:130::/28
- 2400:140::/28
- 2400:150::/28
- 2400:160::/28
- 2400:104::/30
- 2400:130::/30
- 2400:140::/30
- 2400:144::/30
- 2400:150::/30
- 2400:160::/30
- 2400:120::/31
- 2400:122::/31
- 2400:124::/31
- 2400:154::/31
- 2400:164::/31
- 2001:220::/32
- 2001:280::/32
- 2001:2b0::/32
- 2001:e60::/32
- 2001:ea8::/32
- 2001:ef0::/32
- 2400:100::/32
- 2400:101::/32
- 2400:102::/32
- 2400:103::/32
- 2400:108::/32
- 2400:109::/32
- 2400:10a::/32
- 2400:10b::/32
- 2400:110::/32
- 2400:111::/32
- 2400:112::/32
- 2400:126::/32
- 2400:134::/32
- 2400:148::/32
- 2400:156::/32
- 2400:e1::/32
- 2400:e2::/32
- 2400:f1::/32
- 2400:f2::/32
- 2400:f3::/32
- 2400:f4::/32
- 2400:f5::/32
- 2400:f6::/32
- 2400:f7::/32
- 2001:e60:8000::/34
- 2001:e60::/34
- 2001:e60:c000::/35
- 2001:e60:4000::/36
- 2400:0:810::/44
- 2400:0:820::/44
- 2400:0:830::/44
- 2400:0:840::/44
- 2400:0:850::/44
- 2400:0:860::/44
- 2400:0:870::/44
- 2001:e60:e990::/48
- 2400:0:611::/48
- 2400:103:c009::/48
- 2400:12::/48
- 2400:130:c009::/48
- 2400:140:c009::/48
- 2400:144:c009::/48
- 2400:150:c009::/48
- 2400:156:c009::/48
- 2400:160:c009::/48
- 2400:221:3002::/48
- 2400:32::/48
- 2400:0:0:9410::/64
- 2400:10:c000:1::/64
- 2400:12:0:1::/64
- 2400:12:0:2::/64
- 2400:12:0:3::/64
- 2400:12:0:4::/64
- 2400:12:0:5::/64
- 2400:12:0:6::/64
- 2400:12:0:7::/64
- 2400:12:0:8::/64
- 2400::112:191:53:0/112
- 2400::6410:112:191:53:0/112
- 2400:221:3000::8/126
Member clusters
- Korea Telecom 3,436 netblocks
- Kornet LLC CZ 1,798 netblocks