| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| b7r.cn | SOA | 1800 | patrick.ns.cloudflare.com dns@cloudflare.com 2348833720 10000 2400 604800 1800 | |
| b7r.cn | NS | 21600 | sloan.ns.cloudflare.com | |
| b7r.cn | NS | 21600 | patrick.ns.cloudflare.com | |
| b7r.cn | MX | 300 | 4 | route1.mx.cloudflare.net |
| b7r.cn | MX | 300 | 22 | route3.mx.cloudflare.net |
| b7r.cn | MX | 300 | 29 | route2.mx.cloudflare.net |