_spf.webix.de has no NS records.
NS records for this zone are defined at webix.de.
NS records for this zone are defined at webix.de.
Question and response
Question
dig _spf.webix.de. NS
Answer
The response has no answer records.
Authority
webix.de. 1800 SOA mariah.ns.cloudflare.com. dns.cloudflare.com. 2399286594 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0