Autonomous System
AS9848 SEJONG NETWORKS
ISPActiveSouth KoreaAPNIC
AS9848 (SejongTelecom-AS-KR-KR) is an ISP network operated by SEJONG NETWORKS in South Korea, registered with APNIC. It has 156 IPv4 prefixes with 1,103,616 addresses and 2 IPv6 prefixes, which makes it the 414th largest of 82,141 active autonomous systems by IPv4 space.
IPv4 addresses1,103,616in 156 prefixes
IPv6 prefixes2≈ 1.6 × 10²⁹ addresses
Size rank#414of 82,141 active ASNs
Details
OrganizationSEJONG NETWORKS
AS nameSejongTelecom-AS-KR-KR
Websitesejongnetworks.com
Country South Korea (KR)
Network typeISP
RegistryAPNIC
Abuse contactirt@nic.or.kr
Registered—
Last updated2024-09-10
IPv4 prefixes
156 prefixes · 1,103,616 addresses| Network | Addresses | First – last address |
|---|---|---|
| 203.227.0.0/16 | 65,536 | 203.227.0.0 – 203.227.255.255 |
| 203.231.0.0/16 | 65,536 | 203.231.0.0 – 203.231.255.255 |
| 210.109.0.0/16 | 65,536 | 210.109.0.0 – 210.109.255.255 |
| 210.122.0.0/16 | 65,536 | 210.122.0.0 – 210.122.255.255 |
| 61.100.0.0/17 | 32,768 | 61.100.0.0 – 61.100.127.255 |
| 61.109.128.0/17 | 32,768 | 61.109.128.0 – 61.109.255.255 |
| 203.235.0.0/17 | 32,768 | 203.235.0.0 – 203.235.127.255 |
| 203.238.0.0/17 | 32,768 | 203.238.0.0 – 203.238.127.255 |
| 203.239.0.0/17 | 32,768 | 203.239.0.0 – 203.239.127.255 |
| 203.243.128.0/17 | 32,768 | 203.243.128.0 – 203.243.255.255 |
| 203.248.0.0/17 | 32,768 | 203.248.0.0 – 203.248.127.255 |
| 210.103.128.0/17 | 32,768 | 210.103.128.0 – 210.103.255.255 |
| 210.112.0.0/17 | 32,768 | 210.112.0.0 – 210.112.127.255 |
| 210.116.128.0/17 | 32,768 | 210.116.128.0 – 210.116.255.255 |
| 210.121.0.0/17 | 32,768 | 210.121.0.0 – 210.121.127.255 |
| 210.126.128.0/17 | 32,768 | 210.126.128.0 – 210.126.255.255 |
| 211.239.0.0/17 | 32,768 | 211.239.0.0 – 211.239.127.255 |
| 61.100.128.0/18 | 16,384 | 61.100.128.0 – 61.100.191.255 |
| 61.250.64.0/18 | 16,384 | 61.250.64.0 – 61.250.127.255 |
| 203.235.128.0/18 | 16,384 | 203.235.128.0 – 203.235.191.255 |
| 203.236.128.0/18 | 16,384 | 203.236.128.0 – 203.236.191.255 |
| 210.98.64.0/18 | 16,384 | 210.98.64.0 – 210.98.127.255 |
| 210.116.0.0/18 | 16,384 | 210.116.0.0 – 210.116.63.255 |
| 210.127.64.0/18 | 16,384 | 210.127.64.0 – 210.127.127.255 |
| 210.127.128.0/18 | 16,384 | 210.127.128.0 – 210.127.191.255 |
203.227.0.0/16 203.231.0.0/16 210.109.0.0/16 210.122.0.0/16 61.100.0.0/17 61.109.128.0/17 203.235.0.0/17 203.238.0.0/17 203.239.0.0/17 203.243.128.0/17 203.248.0.0/17 210.103.128.0/17 210.112.0.0/17 210.116.128.0/17 210.121.0.0/17 210.126.128.0/17 211.239.0.0/17 61.100.128.0/18 61.250.64.0/18 203.235.128.0/18 203.236.128.0/18 210.98.64.0/18 210.116.0.0/18 210.127.64.0/18 210.127.128.0/18
The 25 largest of 156. The API and the database have all of them.
IPv6 prefixes
2 prefixes- 2001:3a8::/32
- 2001:cf0::/32
2001:3a8::/32 2001:cf0::/32
Query AS9848 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS9848&key=YOUR_API_KEY"Any address in its prefixes resolves to AS9848, with or without a key:
curl "https://api.ipapi.is/?q=203.227.0.1"