smtp1.digitrips.net has no NS records.
NS records for this zone are defined at digitrips.net.
NS records for this zone are defined at digitrips.net.
Question and response
Question
dig smtp1.digitrips.net. NS
Answer
The response has no answer records.
Authority
digitrips.net. 1800 SOA aron.ns.cloudflare.com. dns.cloudflare.com. 2398514820 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0