Chungcheongbuk-do Education Research and Information Institute operates AS9528: 132 IPv4 prefixes covering 39,680 addresses, most of them in 
South Korea.
By IPv4 addresses the network ranks #4,334 worldwide and #124 of 870 networks in South Korea. That is 0.03% of the country’s IPv4 space.
The largest block is 211.42.65.0 to 211.42.68.255 with 1,024 addresses, geolocated to Yongsan-dong (Hangang-daero).
- IPv4 addresses
- 39,680
- IPv4 prefixes
- 132
- World rank
- #4,334
- Country share
- 0.03%
Addresses by country
- South Korea 100%
Largest blocks
- 211.42.65.0 Yongsan-dong (Hangang-daero)1,024
- 211.42.27.0 Yongsan-dong (Hangang-daero)1,024
- 211.42.61.0 Yongsan-dong (Hangang-daero)768
- 211.42.51.0 Yongsan-dong (Hangang-daero)768
- 211.42.45.0 Yongsan-dong (Hangang-daero)768
- 211.42.20.0 Yongsan-dong (Hangang-daero)768
- 211.35.61.0 Yongsan-dong (Hangang-daero)768
- 211.35.43.0 Yongsan-dong (Hangang-daero)768
Networks of similar size
39,680
39,680
39,680
39,680
39,680
39,680IPv4 prefixes
- 61.108.9.0/24
- 61.108.19.0/24
- 61.108.20.0/24
- 61.108.24.0/24
- 61.108.30.0/24
- 61.108.33.0/24
- 61.108.41.0/24
- 61.108.43.0/24
- 61.108.49.0/24
- 61.108.57.0/24
- 61.108.58.0/24
- 61.108.69.0/24
- 61.108.80.0/24
- 61.108.85.0/24
- 61.108.86.0/24
- 61.108.88.0/24
- 61.108.91.0/24
- 61.108.93.0/24
- 61.108.94.0/24
- 61.108.102.0/24
- 61.108.104.0/24
- 61.108.106.0/24
- 61.108.108.0/24
- 61.108.111.0/24
- 61.108.114.0/24
- 61.108.119.0/24
- 61.108.123.0/24
- 61.108.127.0/24
- 61.108.132.0/24
- 61.108.138.0/24
- 61.108.145.0/24
- 61.108.147.0/24
- 61.108.156.0/24
- 61.108.158.0/24
- 61.108.162.0/24
- 61.108.167.0/24
- 61.108.168.0/24
- 61.108.174.0/24
- 61.108.178.0/23
- 61.108.181.0/24
- 61.108.183.0/24
- 61.108.185.0/24
- 61.108.186.0/24
- 61.108.191.0/24
- 61.108.208.0/24
- 61.108.211.0/24
- 61.108.212.0/24
- 61.108.214.0/23
- 61.108.230.0/24
- 61.108.233.0/24
- 61.108.241.0/24
- 61.108.250.0/23
- 112.76.0.0/24
- 112.76.3.0/24
- 112.76.15.0/24
- 112.76.49.0/24
- 112.76.50.0/24
- 112.76.64.0/24
- 112.76.89.0/24
- 112.76.92.0/23
- 112.76.125.0/24
- 112.76.157.0/24
- 112.76.166.0/24
- 112.76.189.0/24
- 112.76.199.0/24
- 112.76.210.0/24
- 112.76.225.0/24
- 112.77.6.0/24
- 112.77.10.0/23
- 117.111.255.0/24
- 125.244.38.0/24
- 125.244.230.0/23
- 125.244.252.0/23
- 125.246.39.0/24
- 125.247.47.0/24
- 125.250.219.0/24
- 210.100.204.0/24
- 210.106.100.0/23
- 210.220.12.0/24
- 210.220.15.0/24
- 210.220.18.0/24
- 210.220.21.0/24
- 210.220.22.0/24
- 210.220.25.0/24
- 210.220.27.0/24
- 210.220.29.0/24
- 210.220.31.0/24
- 211.34.68.0/24
- 211.35.5.0/24
- 211.35.8.0/23
- 211.35.11.0/24
- 211.35.12.0/23
- 211.35.15.0/24
- 211.35.16.0/24
- 211.35.19.0/24
- 211.35.21.0/24
- 211.35.23.0/24
- 211.35.25.0/24
- 211.35.26.0/23
- 211.35.29.0/24
- 211.35.31.0/24
- 211.35.36.0/24
- 211.35.38.0/24
- 211.35.40.0/23
- 211.35.43.0/24
- 211.35.44.0/23
- 211.35.48.0/23
- 211.35.56.0/24
- 211.35.61.0/24
- 211.35.62.0/23
- 211.42.12.0/24
- 211.42.14.0/24
- 211.42.20.0/23
- 211.42.22.0/24
- 211.42.24.0/23
- 211.42.27.0/24
- 211.42.28.0/23
- 211.42.30.0/24
- 211.42.45.0/24
- 211.42.46.0/23
- 211.42.51.0/24
- 211.42.52.0/23
- 211.42.58.0/23
- 211.42.61.0/24
- 211.42.62.0/23
- 211.42.65.0/24
- 211.42.66.0/23
- 211.42.68.0/24
- 211.114.45.0/24
- 211.114.46.0/24
- 211.114.161.0/24
- 211.114.167.0/24
Questions and answers
Who owns AS9528?
Autonomous system AS9528 is operated by Chungcheongbuk-do Education Research and Information Institute.
How many IP addresses does AS9528 have?
The network holds 39,680 IPv4 addresses in 132 prefixes.
Which country is AS9528 in?
The main country is South Korea.
How big is AS9528?
By IPv4 addresses it ranks #4,334 worldwide.
What is the largest address block of AS9528?
211.42.65.0 to 211.42.68.255, 1,024 addresses.