It seems that dehnert.arctic.org uses ns1.dehnerts.com, so we get SERVFAILs and
stuff if we just change the nameserver record to ns3.
$TTL 1h
@ IN SOA ns root (
- 2017012601 ; Serial
+ 2017051901 ; Serial
4h ; slave refresh
15m ; slave retry time in case of a problem
4w ; slave expiration time
1h ; maximum caching time in case of failed lookups (1 hour)
)
-; IN NS ns1.dehnerts.com.
+ IN NS ns1.dehnerts.com.
; IN NS ns2.dehnerts.com.
IN NS ns3.dehnerts.com.
IN NS ns1.sipb.org.
*.imap IN CNAME mail
smtp IN A 18.102.208.15
ns IN A 18.102.208.15
+ns1 IN A 18.102.208.15
ns2 IN A 66.92.29.156
ns3 IN A 18.102.208.15
;www IN CNAME copan