| ultradns.net | A | 5 minutes | | 204.74.99.100 (San Mateo, CA, US) |
| ultradns.net | MX | 1 hour | 999 | mailbacker.ultradns.net |
| ultradns.net | MX | 1 minute | 100 | mailgate.ultradns.net |
| ultradns.net | MX | 1 hour | 30 | mx2.neustar.com |
| ultradns.net | MX | 1 hour | 20 | mx1.neustar.com |
| ultradns.net | NS | 1 day | | pdns1.ultradns.net |
| ultradns.net | NS | 1 day | | pdns2.ultradns.net |
| ultradns.net | NS | 1 day | | pdns3.ultradns.org |
| ultradns.net | NS | 1 day | | pdns4.ultradns.org |
| ultradns.net | NS | 1 day | | pdns5.ultradns.info |
| ultradns.net | NS | 1 day | | pdns6.ultradns.co.uk |
| mailbacker.ultradns.net | A | 1 minute | | 204.74.103.25 (Ashburn, VA, US) |
| mailbacker.ultradns.net | A | 1 minute | | 204.74.97.35 (Palo Alto, CA, US) |
| mailgate.ultradns.net | A | 10 minutes | | 204.74.100.40 (San Mateo, CA, US) |
| ultradns.net | SOA | 15 minutes | | udns1.ultradns.net. domadmin.ultradns.net. 2012020400 900 600 604800 60 |
| ultradns.net | TXT | 1 hour | | Security Issues Contact: 1-650-228-2391 |
| ultradns.net | TXT | 1 hour | | v=spf1 ip4:204.74.100.0/24 ip4:204.74.97.97 ip4:204.74.104.97 ip4:204.74.97.5 ip4:204.74.104.5 ip4:204.74.102.5 ip4:204.74.104.40 ip4:204.74.98.40 ip4:204.74.102.40 mx:postfix.ultradns.net mx:mailgate.ultradns.net mx:exchange.ultradns.com ~all |
| ultradns.net | SOA | 1 minute | | udns1.ultradns.net. domadmin.ultradns.net. 2012020400 900 600 604800 60 |
| mail.ultradns.net | A | 1 minute | | 204.74.100.40 (San Mateo, CA, US) |
| www.ultradns.net | CNAME | 1 minute | | pxpa-ui.ultradns.net |
| pxpa-ui.ultradns.net | A | 2 minutes | | 156.154.133.9 (Sterling, VA, US) |
@ultradns.net