$TTL 300
@ IN SOA ns root (
- 2019072901 ; Serial
+ 2019081401 ; Serial
4h ; slave refresh
15m ; slave retry time in case of a problem
4w ; slave expiration time
IN NS adehnert3.xvm.mit.edu.
IN NS ns1.sipb.org.
IN NS olinda.mit.edu.
- IN A 18.18.208.15
+ IN A 18.18.208.12
IN MX 10 mail
IN MX 20 adehnert3.xvm.mit.edu.
; dehnerts.com