Re:This is a valid domain name (remove www)
by bombcar on Thursday June 09, 2022 @11:45PM
(#31689779)
The period forces it to actually do a lookup. Without it it may be only asking the local dns server or appending the default domain.
> ai
** UnKnown can't find ai: Non-existent domain
Server: UnKnown
Address: 192.168.86.1
> www.ai
Non-authoritative answer:
Server: UnKnown
Address: 192.168.86.1
Name: www.ai
Address: 209.59.119.34
> ai.
Non-authoritative answer:
Server: UnKnown
Address: 192.168.86.1
Name: ai
Address: 209.59.119.34
>