220.66.0.0/16
66 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 220.66.0.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.4.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.7.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.12.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.13.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.14.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.16.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.17.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.19.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.22.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.24.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.25.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.28.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.29.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.30.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.32.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.34.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.38.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.45.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.46.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.48.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.50.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.55.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.57.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.61.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.71.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.73.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.77.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.81.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.82.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.87.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.88.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.90.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.91.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.97.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.100.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.104.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.109.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.110.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.111.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.116.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.128.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.132.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.138.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.139.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.143.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.150.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.165.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.166.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.167.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.171.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.181.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.183.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.185.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.187.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.201.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.211.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.213.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.222.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.235.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.236.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.242.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.243.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.244.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.251.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 220.66.253.0/24 | South Korea (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
220.66.0.0 – 220.66.3.255 | AS131822 | Korea National University of Transportation | KR |
220.66.4.0 – 220.66.6.255 | AS4766 | Korea Telecom | KR |
220.66.7.0 – 220.66.11.255 | AS3786 | LG DACOM Corporation | KR |
220.66.12.0 – 220.66.12.255 | AS4766 | Korea Telecom | KR |
220.66.13.0 – 220.66.13.255 | AS3786 | LG DACOM Corporation | KR |
220.66.14.0 – 220.66.15.255 | AS18035 | HANSEO UNIVERSITY | KR |
220.66.16.0 – 220.66.16.255 | AS3786 | LG DACOM Corporation | KR |
220.66.17.0 – 220.66.18.255 | AS4766 | Korea Telecom | KR |
220.66.19.0 – 220.66.21.255 | AS23975 | Yonam Institute of Technology | KR |
220.66.22.0 – 220.66.23.255 | AS38697 | Hankyong National Univercity | KR |
220.66.24.0 – 220.66.24.255 | AS3786 | LG DACOM Corporation | KR |
220.66.25.0 – 220.66.27.255 | AS4766 | Korea Telecom | KR |
220.66.28.0 – 220.66.28.255 | AS9318 | SK Broadband Co Ltd | KR |
220.66.29.0 – 220.66.29.255 | AS17868 | Hyupsung University | KR |
220.66.30.0 – 220.66.31.255 | AS3786 | LG DACOM Corporation | KR |
51 more ranges in this block.