Autonomous System
AS18330 HONGIK UNIVERSITY
EducationActiveSouth KoreaAPNIC
AS18330 (HONGIK-AS-KR-KR) is an education network operated by HONGIK UNIVERSITY in South Korea, registered with APNIC. It has 13 IPv4 prefixes with 22,784 addresses, which makes it the 6,352nd largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses22,784in 13 prefixes
IPv6 prefixes0none
Size rank#6,352of 82,200 active ASNs
Details
OrganizationHONGIK UNIVERSITY
AS nameHONGIK-AS-KR-KR
Websitehongik.ac.kr
Country South Korea (KR)
Network typeEducation
RegistryAPNIC
Abuse contactirt@nic.or.kr
Registered—
Last updated2026-03-17
IPv4 prefixes
13 prefixes · 22,784 addresses| Network | Addresses | First – last address |
|---|---|---|
| 223.194.64.0/19 | 8,192 | 223.194.64.0 – 223.194.95.255 |
| 203.249.64.0/20 | 4,096 | 203.249.64.0 – 203.249.79.255 |
| 220.95.128.0/20 | 4,096 | 220.95.128.0 – 220.95.143.255 |
| 220.95.144.0/21 | 2,048 | 220.95.144.0 – 220.95.151.255 |
| 203.249.80.0/22 | 1,024 | 203.249.80.0 – 203.249.83.255 |
| 223.194.54.0/23 | 512 | 223.194.54.0 – 223.194.55.255 |
| 223.194.110.0/23 | 512 | 223.194.110.0 – 223.194.111.255 |
| 223.194.228.0/23 | 512 | 223.194.228.0 – 223.194.229.255 |
| 223.195.94.0/23 | 512 | 223.195.94.0 – 223.195.95.255 |
| 223.195.126.0/23 | 512 | 223.195.126.0 – 223.195.127.255 |
| 223.194.61.0/24 | 256 | 223.194.61.0 – 223.194.61.255 |
| 223.194.109.0/24 | 256 | 223.194.109.0 – 223.194.109.255 |
| 223.195.147.0/24 | 256 | 223.195.147.0 – 223.195.147.255 |
223.194.64.0/19 203.249.64.0/20 220.95.128.0/20 220.95.144.0/21 203.249.80.0/22 223.194.54.0/23 223.194.110.0/23 223.194.228.0/23 223.195.94.0/23 223.195.126.0/23 223.194.61.0/24 223.194.109.0/24 223.195.147.0/24
IPv6 prefixes
No IPv6 prefixes.
Query AS18330 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=AS18330&key=YOUR_API_KEY"Any address in its prefixes resolves to AS18330, with or without a key:
curl "https://api.ipapi.is/?q=223.194.64.1"