spf.online.no has no NS records.
NS records for this zone are defined at online.no.
NS records for this zone are defined at online.no.
Question and response
Question
dig spf.online.no. NS
Answer
The response has no answer records.
Authority
online.no. 600 SOA ns1.nextra.no. hostmaster.telenor.net. 2026021600 3600 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0