Table of Contents Fundamentals Record Types Resolve manually

List:

• NS: (Domain) Name server (DNS server)
• A: v4 IP
• AAAA: v6 IP

example.net should be resolved:

• ask to software built-in list for a root zone NS name: host -t NS -v . gives a.root-servers.net.
• ask to software for this root zone NS's IP: host -v a.root-servers.net. gives 198.41.0.4
• ask to this root zone NS for net for a TLD NS IP host -a com. 198.41.0.4</com> gives <code>a.gtld-servers.net. and 192.5.6.30
• ask to this net TLD NS for example IP: host example.net. 192.5.6.30 gives 93.184.216.34
• connect to example IP using netcat: printf "%s\r\n" "GET / HTTP/1.1" "Host: example.net" "" | nc 93.184.216.34 80