I have an entry for my domain(domain.com) in DNS like:
(Same as Parent folder) Host(A) 10.10.10.10 Static and FQDN is only my domain.com, i am not sure why do we have this. no host connected with this IP.
we have( IP Host name domain.com 10.10.10.10 ) entry on main switch, when delete it from there, it disconnect all internet.
now i am not sure how the connected, please help.