Question and response
Question
dig swishmail.com. NS
Answer
swishmail.com. 259200 NS ns1.dnsimple.com.
swishmail.com. 259200 NS ns1.webgoku.com.
swishmail.com. 259200 NS ns2.dnsimple.com.
swishmail.com. 259200 NS ns3.dnsimple.com.
Authority
The response has no authority records.
Additional
ns1.dnsimple.com. 86400 A 162.159.24.4
ns1.dnsimple.com. 86400 AAAA 2400:cb00:2049:1:0:0:a29f:1804
ns2.dnsimple.com. 86400 A 199.247.153.53
ns2.dnsimple.com. 86400 AAAA 2620:111:8005:0:0:0:0:53
ns3.dnsimple.com. 86400 A 162.159.26.4
ns3.dnsimple.com. 86400 AAAA 2400:cb00:2049:1:0:0:a29f:1a04
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0