| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| 21tech.io | SOA | 900 | ns-1738.awsdns-25.co.uk awsdns-hostmaster@amazon.com 1 7200 900 1209600 86400 | |
| 21tech.io | NS | 21600 | ns-28.awsdns-03.com | |
| 21tech.io | NS | 21600 | ns-1738.awsdns-25.co.uk | |
| 21tech.io | NS | 21600 | ns-876.awsdns-45.net | |
| 21tech.io | NS | 21600 | ns-1389.awsdns-45.org | |
| 21tech.io | MX | 300 | 30 | alt2.aspmx.l.google.com |
| 21tech.io | MX | 300 | 10 | aspmx.l.google.com |
| 21tech.io | MX | 300 | 20 | alt1.aspmx.l.google.com |
| 21tech.io | MX | 300 | 50 | aspmx2.googlemail.com |