Getting full authority of subdomain DNS or IP rDNS

Using +trace could you help understanding DNS/rDNS resolution from the beginning of...

Getting nameserver authority of domain or IP rDNS

For domain # host -tns hostinginside.comAnd for IP Address# host -tns...

rDNS with CNAME Delegation

RFC2317 covers the special cases with a netmask longer than /24. Within this way you can delegate...
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