- "include:_spf.google.com", // Google GSuite
- "ip4:212.110.172.32", // shenron ipv4
- "ip6:2001:41c9:1:400::32", // shenron ipv6
- "ip4:184.104.226.98", // fafnir ipv4
- "ip6:2001:470:1:b3b::2", // fafnir ipv6
- "ip4:193.60.236.0/24", // ucl external
- "ip4:184.104.179.128/27", // amsterdam external
- "ip6:2001:470:1:fa1::/64", // amsterdam external
- "ip4:184.104.226.96/27", // dublin external
- "ip6:2001:470:1:b3b::/64", // dublin external
+ "include:_spf.google.com", // Google GSuite
+ "ip4:212.110.172.32", // shenron ipv4
+ "ip6:2001:41c9:1:400::32", // shenron ipv6
+ "ip4:184.104.226.98", // fafnir ipv4
+ "ip6:2001:470:1:b3b::2", // fafnir ipv6
+ "ip4:193.60.236.0/24", // ucl external
+ "ip4:184.104.179.128/27", // amsterdam external
+ "ip6:2001:470:1:fa1::/64", // amsterdam external
+ "ip4:184.104.226.96/27", // dublin external
+ "ip6:2001:470:1:b3b::/64", // dublin external
+ "include:mailbox.org", // mailbox.org