_25._tcp.mail1.iecc.com. A MX TXT AAAA RRSIG NSEC CAA
Question and response
Question
dig mail1.iecc.com. NSEC
Answer
mail1.iecc.com. 3600 NSEC _25._tcp.mail1.iecc.com. A MX TXT AAAA RRSIG NSEC CAA
Authority
iecc.com. 3600 NS sdn.iecc.com.
iecc.com. 3600 NS osdn.services.net.
Additional
sdn.iecc.com. 3600 A 108.161.135.154
sdn.iecc.com. 3600 AAAA 2606:4300:0:4:0:0:0:106e
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0