Emails in gmail (Fr)


I have two shop on the same website prestashop

I in o2switch system. But i have attacks from states and china and indonesia etc… When i enable cloudflare, i don’t receive emails in gmail, could you help ma what to do to make ok ?

Thank you for your help,

Ok i tried it,

When i enable, even i put my mail server in mx, it does’nt work. i have this error.

Le serveur a renvoyé l’erreur “Connection timed out: There may be a problem with the settings you added. Ple…”.