| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| 1st-communications.net | SOA | 3600 | dns1.biz-host.net dns@linode.com 2024020701 28800 7200 604800 3600 | |
| 1st-communications.net | NS | 3600 | dns2.biz-host.net | |
| 1st-communications.net | NS | 3600 | dns4.biz-host.net | |
| 1st-communications.net | NS | 3600 | dns1.biz-host.net | |
| 1st-communications.net | NS | 3600 | dns5.biz-host.net | |
| 1st-communications.net | NS | 3600 | dns3.biz-host.net | |
| 1st-communications.net | MX | 3600 | 20 | mail.biz-host.net |