loadbalance - randomizes the order of A, AAAA and MX records.
The loadbalance will act as a round-robin DNS load balancer by
randomizing the order of A, AAAA, and MX records in the answer.
⟨https://en.wikipedia.org/wiki/Round-robin_DNS⟩ about the pros
and cons of this setup. It will take care to sort any CNAMEs before any
address records, because some stub resolver implementations (like glibc) are
particular about that.
Load balance replies coming back from Google Public DNS:
- POLICY is how to balance. The default, and only option, is
forward . 188.8.131.52 184.108.40.206