sinds 2 weken kan k geen mail meer versturen.. hij geeft een smtp fout. zelfs als k andere smtp server invul die ergens anders wel werken.
The message could not be sent because the server rejected the sender's e-mail address. The sender's e-mail address was 'don3k@pheaker.net'. Subject 'Test', Account: 'pop.xxxxxxxxx.net', Server: 'smtp.xxxxxx.nl', Protocol: SMTP, Server Response: '550 5.1.8 invalid/host-not-in-DNS return address not allowed', Port: 25, Secure(SSL): No, Server Error: 550, Error Number: 0x800CCC78
wat is er mis?
The message could not be sent because the server rejected the sender's e-mail address. The sender's e-mail address was 'don3k@pheaker.net'. Subject 'Test', Account: 'pop.xxxxxxxxx.net', Server: 'smtp.xxxxxx.nl', Protocol: SMTP, Server Response: '550 5.1.8 invalid/host-not-in-DNS return address not allowed', Port: 25, Secure(SSL): No, Server Error: 550, Error Number: 0x800CCC78
wat is er mis?