spf.omnispring.com has no NS records.
NS records for this zone are defined at omnispring.com.
NS records for this zone are defined at omnispring.com.
Question and response
Question
dig spf.omnispring.com. NS
Answer
The response has no answer records.
Authority
omnispring.com. 3600 SOA ns1.omnispring.com. dnsmanager.omnispring.com. 2026022300 3600 600 1209600 3600
Additional
. 0 OPT ; payload 2800, xrcode 0, version 0, flags 0