$TTL 300
@ IN SOA ns root (
- 2021080704 ; Serial
+ 2022020901 ; Serial
4h ; slave refresh
15m ; slave retry time in case of a problem
4w ; slave expiration time
squaresdb IN CNAME squaresdb.olinda-proxy
_acme-challenge.squaresdb IN CNAME _acme-challenge.squaresdb.dynamic
+squaresdb-google IN CNAME tech-squares-photos.mit.edu.
adehnert-test-b IN CNAME adehnert-test-b.mit.edu.
_acme-challenge.adehnert-test-b IN CNAME _acme-challenge.adehnert-test-b.dynamic