aaP_sahalkhasim4 Some cloud vendors (such as Google, Amazon) close port 25 by default, and you need to contact the vendor to open port 25 before you can use the post office service normally
aaP_sahalkhasim4 aaPanel_Kern My domain is registered in bigrock account but it was pointed to an aapanel so whom should i contact
aaPanel_Kern It is recommended that you go to the website of the domain name provider to check aaP_sahalkhasim4