| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| gu21.com | SOA | 1800 | gu21.com postmaster@gu21.com 20190731 10800 3600 3600000 43200 | |
| gu21.com | NS | 1800 | ns2.cafe24.co.kr | |
| gu21.com | NS | 1800 | ns1.cafe24.com | |
| gu21.com | NS | 1800 | ns1.cafe24.co.kr | |
| gu21.com | NS | 1800 | ns2.cafe24.com | |
| gu21.com | A | 1800 | 183.111.199.216 | |
| gu21.com | MX | 1800 | 10 | mx01.mailplug.com |
| gu21.com | MX | 1800 | 20 | mx02.mailplug.com |
| www.gu21.com | A | 1800 | 183.111.199.216 | |
| www.gu21.com | CNAME | 1800 | gu21.com | |
| www.gu21.com | MX | 1800 | 20 | mx02.mailplug.com |
| www.gu21.com | MX | 1800 | 10 | mx01.mailplug.com |