can someone give me a detailed explanation please

so i tried to sign into my sony account but this message keep showing up. I searched it online but i found nothing i can login on the firefox browser but not on the opera browser why?! (since the image won't parse correctly for some reason here's the error message)
A connection to the server could not be established.
(18.76c47b68.1643752761.267e18)
please help me