$ORIGIN ens.domains.
$TTL 1h
ens.domains.        IN  SOA   397437541a757880eCC5d26606624F4FC8958Cb5.ns1.ens.domains. hostmaster.ens.domains. (1481214534 1h 1h 1h 1h)

@                   IN  A     217.70.184.38
docs                IN  CNAME readthedocs.io.

ns1                 IN  A     13.69.156.224
*.ns1               IN  A     13.69.156.224

@                   IN  NS    397437541a757880eCC5d26606624F4FC8958Cb5.ns1.ens.domains.