| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| 21under21.com | SOA | 21600 | ns1.markmonitor.com hostmaster@markmonitor.com 2014080103 86400 3600 2592000 172800 | |
| 21under21.com | NS | 21600 | ns5.markmonitor.com | |
| 21under21.com | NS | 21600 | ns7.markmonitor.com | |
| 21under21.com | NS | 21600 | ns1.markmonitor.com | |
| 21under21.com | NS | 21600 | ns3.markmonitor.com | |
| 21under21.com | NS | 21600 | ns2.markmonitor.com | |
| 21under21.com | NS | 21600 | ns6.markmonitor.com | |
| 21under21.com | NS | 21600 | ns4.markmonitor.com | |
| 21under21.com | A | 3600 | 3.33.139.32 | |
| www.21under21.com | A | 3600 | 3.33.139.32 |