this error is from your ISP
solution:
1- control panle > network and sharing center > Internet Protocol Version 4 (TCP/IP v4) > Properties
2- Set Use the following DNS server addresses:
Preferred DNS server : 8.8.8.8
Alternate DNS server : 8.4.4.8
Solved in most cases
Nah, nevermind, it's pointless, too much doings for a useless site, how come that users will have to adjust just to view your site lmao. Just leave it as is and it will be okay for the rest of us.