_spf.muc.ec-messenger.com has no NS records.
NS records for this zone are defined at ec-messenger.com.
NS records for this zone are defined at ec-messenger.com.
Question and response
Question
dig _spf.muc.ec-messenger.com. NS
Answer
The response has no answer records.
Authority
ec-messenger.com. 86400 SOA ns1.ecircle.de. hostmaster.ecircle.com. 2024082000 7200 1800 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0