| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| dtncbiogroup.com | SOA | 400 | ns.grosystem.co.kr webmaster@grosystem.co.kr 2017122310 28800 14400 380000 400 | |
| dtncbiogroup.com | NS | 400 | ns.grosystem.co.kr | |
| dtncbiogroup.com | A | 400 | 121.254.165.2 | |
| dtncbiogroup.com | MX | 400 | 10 | mail.grosystem.co.kr |
| www.dtncbiogroup.com | A | 400 | 121.254.165.2 |