Zone apex
Start of authority
Email
Serial
2026022300
Refresh
1d
Retry
30m
Expire
28d
Negative cache TTL
5m
Question and response
Question
dig smtp.courseware.nl. SOA
Answer
The response has no answer records.
Authority
courseware.nl. 300 SOA ns0.transip.net. hostmaster.transip.nl. 2026022300 86400 1800 2419200 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0