| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| 51-a.com | SOA | 900 | ns-1170.awsdns-18.org awsdns-hostmaster@amazon.com 1 7200 900 1209600 86400 | |
| 51-a.com | NS | 21600 | ns-1753.awsdns-27.co.uk | |
| 51-a.com | NS | 21600 | ns-1170.awsdns-18.org | |
| 51-a.com | NS | 21600 | ns-677.awsdns-20.net | |
| 51-a.com | NS | 21600 | ns-461.awsdns-57.com |