| 104.18.22.89 |
| 104.18.23.89 |
| 104.18.35.90 |
| 172.64.152.166 |
| 188.114.98.224 |
| 188.114.99.224 |
| 23.235.194.19 |
| 2606:4700:4400::6812:235a |
| 2606:4700:4400::ac40:98a6 |
| 2606:4700::6812:1659 |
| 2606:4700::6812:1759 |
| 2a06:98c1:3122:e000:: |
| 2a06:98c1:3123:e000:: |
| 10 mail.followtheflag.org. |
| aron.ns.cloudflare.com. |
| clyde.ns.cloudflare.com. |
| v=spf1 +mx +a +ip4:23.235.194.19 ~all |