| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| edu21.org | SOA | 21600 | ns.gabia.co.kr hosting@gabia.com 2019120316 1800 600 1209600 86400 | |
| edu21.org | NS | 21600 | ns1.gabia.co.kr | |
| edu21.org | NS | 21600 | ns.gabia.net | |
| edu21.org | NS | 21600 | ns.gabia.co.kr | |
| edu21.org | A | 21600 | 121.254.178.252 | |
| edu21.org | MX | 21600 | 10 | mailapp.hiworks.co.kr |
| www.edu21.org | A | 21600 | 121.254.178.252 |