Zone apex
Start of authority
Email
Serial
2026010601
Refresh
4h
Retry
1h
Expire
7d
Negative cache TTL
1h
Question and response
Question
dig _spf.root.nl. SOA
Answer
The response has no answer records.
Authority
root.nl. 3600 SOA ns.echelon.nl. hostmaster.echelon.nl. 2026010601 14400 3600 604800 3600
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0