Korea Telecom
Cluster stats
| Netblocks | 3,397 |
| All fragments | 4,593 blocks across 107 clusters |
| Cluster ID | 191593315 |
| Registry | APNIC |
| Customers | find customers using this network → |
NIC Handles
AR834
AS3257-IPAM-MNT
AS3559
AS38424
AS4040
AS45370
AS45400
AS4766
CH455-AP
CTL48-RIPE
DUMY-RIPE
DUMY-RIPE
+22 more
Network trust
what's this?
6.3%
of checked blocks have valid RPKI ROA coverage
(126 of 2,000, sampled from 3,397)
Possible discrepancies (8)
These blocks are registered to Korea Telecom but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 23.90.6.0/23 /23 | authorized for AS62904 — Eonix Corporation |
| 23.133.132.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 23.133.148.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 23.133.244.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 23.134.4.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 23.134.220.0/24 /24 | authorized for AS2914 — NTT America, Inc. |
| 217.60.3.0/24 /24 | authorized for AS56971 — CGI GLOBAL LIMITED |
| 217.60.7.0/24 /24 | authorized for AS56971 — CGI GLOBAL LIMITED |
IP Ranges (3,397)
showing 50 of 3,397 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 1.224.180.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 14.49.22.0/24 | Korea Telecom | BGP | ANNOUNCED | ● high |
| 27.255.96.0/21 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 27.255.100.0/24 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 27.255.105.0/24 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 39.116.130.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 49.8.39.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 49.50.16.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 49.50.144.0/21 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 49.50.152.0/22 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 49.238.228.0/24 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 49.238.229.0/24 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 49.238.230.0/24 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 58.229.119.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.83.247.0/25 | Korea Telecom | BGP | ANNOUNCED | ● high |
| 61.83.247.128/25 | Korea Telecom | BGP | ANNOUNCED | ● high |
| 61.97.80.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.97.162.0/23 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.97.164.0/22 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.97.168.0/23 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.97.172.0/23 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.100.248.0/21 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.101.224.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.106.240.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.110.32.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 61.111.64.0/19 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 101.101.128.0/21 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 101.101.144.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 101.101.192.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 101.101.228.0/22 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 101.101.232.0/21 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 101.101.242.0/23 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 101.101.244.0/23 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 101.101.248.0/21 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 103.2.92.0/22 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 103.11.56.0/23 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 103.122.184.0/22 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 110.44.48.0/23 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 110.44.50.0/23 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 110.44.52.0/22 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 110.93.112.0/21 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 110.172.96.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 110.172.97.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 110.172.98.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 112.140.144.0/21 | KOREA CABLE TELECOM | BGP | ANNOUNCED | ● high |
| 121.101.192.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 175.106.112.0/20 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 175.125.23.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 175.126.188.0/24 | BROADBANDIDC | BGP | ANNOUNCED | ● high |
| 180.92.241.0/24 | Korea Telecom | BGP | ANNOUNCED | ● high |