Korea Telecom
AS Number
45400
- Network status
- Active, Allocated under APNIC
- Network type
- Eyeball
- Prefixes Originated
- 99 IPv4, 0 IPv6
Upstreams
- AS17841 - NATIONAL INFORMATION RESOURCES SERVICE
Rankings
| Prefix | Description | |
|---|---|---|
|
|
180.92.241.0/24 | Korea Telecom |
|
|
180.92.248.0/24 | Korea Telecom |
|
|
180.92.250.0/24 | Korea Telecom |
|
|
180.92.251.0/24 | Korea Telecom |
|
|
180.92.254.0/24 | Korea Telecom |
|
|
203.242.5.0/24 | Korea Telecom |
|
|
210.90.80.0/24 | Korea Telecom |
|
|
210.90.82.0/24 | Korea Telecom |
|
|
210.90.191.0/24 | Korea Telecom |
|
|
210.90.199.0/24 | Korea Telecom |
|
|
210.90.214.0/24 | Korea Telecom |
|
|
210.95.12.0/24 | Korea Telecom |
|
|
210.95.19.0/24 | Korea Telecom |
|
|
210.96.84.0/24 | Korea Telecom |
|
|
210.96.115.0/24 | Korea Telecom |
|
|
210.96.121.0/24 | Korea Telecom |
|
|
210.97.6.0/24 | Korea Telecom |
|
|
210.97.119.0/24 | Korea Telecom |
|
|
210.99.10.0/24 | Korea Telecom |
|
|
210.99.158.0/24 | Korea Telecom |
|
|
210.99.159.0/24 | Korea Telecom |
|
|
210.99.168.0/24 | Korea Telecom |
|
|
210.100.136.0/24 | Korea Telecom |
|
|
210.100.168.0/24 | Korea Telecom |
|
|
210.100.214.0/24 | Korea Telecom |
|
|
210.103.55.0/24 | Korea Telecom |
|
|
210.103.111.0/24 | Korea Telecom |
|
|
210.103.115.0/24 | Korea Telecom |
|
|
210.104.8.0/24 | Korea Telecom |
|
|
210.104.9.0/24 | Korea Telecom |
|
|
210.104.12.0/24 | Korea Telecom |
|
|
210.104.13.0/24 | Korea Telecom |
|
|
210.104.14.0/24 | Korea Telecom |
|
|
210.104.20.0/24 | Korea Telecom |
|
|
210.104.22.0/24 | Korea Telecom |
|
|
210.104.27.0/24 | Korea Telecom |
|
|
210.104.28.0/24 | Korea Telecom |
|
|
210.104.44.0/24 | Korea Telecom |
|
|
210.104.102.0/24 | Korea Telecom |
|
|
210.104.123.0/24 | Korea Telecom |
|
|
210.104.138.0/24 | Korea Telecom |
|
|
210.104.218.0/24 | Korea Telecom |
|
|
210.104.237.0/24 | Korea Telecom |
|
|
210.117.195.0/24 | - |
|
|
210.117.199.0/24 | - |
|
|
210.178.33.0/24 | - |
|
|
210.178.187.0/24 | Korea Telecom |
|
|
210.179.87.0/24 | Korea Telecom |
|
|
210.179.88.0/24 | Korea Telecom |
|
|
210.179.141.0/24 | Korea Telecom |
|
|
210.179.159.0/24 | Korea Telecom |
|
|
210.179.218.0/24 | Korea Telecom |
|
|
210.179.219.0/24 | Korea Telecom |
|
|
210.204.213.0/24 | Korea Telecom |
|
|
210.204.226.0/24 | Korea Telecom |
|
|
210.204.227.0/24 | Korea Telecom |
|
|
210.211.1.0/24 | Korea Telecom |
|
|
210.211.15.0/24 | Korea Telecom |
|
|
211.34.115.0/24 | Korea Telecom |
|
|
211.34.147.0/24 | Korea Telecom |
|
|
211.34.174.0/24 | Korea Telecom |
|
|
211.43.142.0/24 | Korea Telecom |
|
|
211.46.92.0/23 | Korea Telecom |
|
|
211.46.95.0/24 | Korea Telecom |
|
|
211.57.43.0/24 | Korea Telecom |
|
|
211.114.15.0/24 | Korea Telecom |
|
|
211.114.36.0/24 | Korea Telecom |
|
|
211.114.101.0/24 | Korea Telecom |
|
|
211.114.171.0/24 | Korea Telecom |
|
|
211.184.16.0/24 | Korea Telecom |
|
|
211.185.244.0/24 | Korea Telecom |
|
|
211.185.245.0/24 | Korea Telecom |
|
|
211.236.67.0/24 | Korea Telecom |
|
|
211.236.106.0/24 | Korea Telecom |
|
|
211.236.118.0/24 | Korea Telecom |
|
|
211.236.120.0/24 | - |
|
|
211.236.123.0/24 | Korea Telecom |
|
|
211.236.124.0/24 | Korea Telecom |
|
|
211.252.239.0/24 | Korea Telecom |
|
|
211.253.65.0/24 | Korea Telecom |
|
|
211.253.67.0/24 | Korea Telecom |
|
|
211.253.149.0/24 | Korea Telecom |
|
|
211.253.150.0/24 | Korea Telecom |
|
|
211.253.250.0/24 | Korea Telecom |
|
|
211.255.123.0/24 | Korea Telecom |
|
|
221.145.178.0/24 | Korea Telecom |
|
|
203.254.123.0/24 | Korea Telecom |
|
|
210.90.6.0/24 | Korea Telecom |
|
|
210.96.31.0/24 | Korea Telecom |
|
|
210.104.10.0/24 | Korea Telecom |
|
|
210.104.11.0/24 | Korea Telecom |
|
|
210.104.15.0/24 | Korea Telecom |
|
|
210.104.26.0/24 | Korea Telecom |
|
|
210.179.140.0/24 | Korea Telecom |
|
|
211.34.114.0/24 | Korea Telecom |
|
|
211.46.94.0/24 | Korea Telecom |
|
|
211.46.125.0/24 | Korea Telecom |
|
|
211.114.27.0/24 | Korea Telecom |
|
|
211.252.223.0/24 | Korea Telecom |
Network Policy
Click here to learn more about what this graph means and what makes up a network policy
Chart Display Options
Prefixes in selected policy
How are upstreams and downstreams calculated?
Upstreams
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS17841 | NATIONAL INFORMATION RESOURCES SERVICE | ✔ | ✘ |
Peers
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS17841 | NATIONAL INFORMATION RESOURCES SERVICE | ✔ | ✘ | |
| AS17574 | Seoul Metropolitan Government Computer Center | ✔ | ✘ | |
| AS10165 | KOREA CUSTOMS SERVICE | ✔ | ✘ | |
| AS23585 | Ministry of Justice | ✔ | ✘ | |
| AS38102 | SCOURTFAMILY | ✔ | ✘ | |
| AS10043 | Ministry of Science and ICT | ✔ | ✘ | |
| AS10161 | QIA | ✔ | ✘ | |
| AS10044 | Rural Development Administration (RDA) | ✔ | ✘ | |
| AS17585 | Public Procurement Service The Republic of Korea | ✔ | ✘ |
Downstreams
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS17574 | Seoul Metropolitan Government Computer Center | ✔ | ✘ | |
| AS23585 | Ministry of Justice | ✔ | ✘ | |
| AS38102 | SCOURTFAMILY | ✔ | ✘ | |
| AS10043 | Ministry of Science and ICT | ✔ | ✘ | |
| AS10165 | KOREA CUSTOMS SERVICE | ✔ | ✘ | |
| AS10161 | QIA | ✔ | ✘ |
aut-num: AS45400 as-name: NICNET descr: Korea Telecom country: KR admin-c: AM1765-AP tech-c: AM1765-AP import: from AS17841 action pref=10; accept ANY import: from AS23577 action pref=100; accept ANY export: to AS17841 announce AS45400 export: to AS23577 announce AS45400 mnt-by: MNT-KRNIC-AP mnt-irt: IRT-KRNIC-KR last-modified: 2021-09-07T06:10:03Z source: APNICLast Update: 2025-12-29T03:22:24Z UTC
Member of the following AS-SETs
| - | Member | ASN Count |
|---|---|---|
| RADB | as-dacom | 708 |
| RADB | as-hurricane | 24728 |
| ARIN | as1239:as-customers | 4238 |
| RIPE | as-globeinternet-clients | 87711 |
| RADB | as3491:as-customers-test | 67939 |
| RADB | as3491:as-customers-ap | 69001 |
| RADB | as-kornetbgp | 1264 |
| ARIN | as-xo-b | 58189 |
| ARIN | as-globeinternet-clients | 87711 |
| RADB | as-skbroadband | 966 |
| NTTCOM | as-hanaro | 441 |
| RADB | as-kinx-transit | 196 |