Zone apex
Start of authority
Email
Serial
2026020503
Refresh
8h
Retry
2h
Expire
7d
Negative cache TTL
1h
Question and response
Question
dig _spf.systemec.nl. SOA
Answer
The response has no answer records.
Authority
systemec.nl. 3600 SOA ns.systemec.nl. postmaster.systemec.nl. 2026020503 28800 7200 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0