Lo he probado con gmail y me sigue sin funcionar...creo que pone que la IP que estoy usando no esta autorizada, aqui os pongo lo del minirelay:
Código PHP:
17:14:33 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 u2si11169749wiw.1
17:14:33 [1] Conectando con gmail-smtp-in.l.google.com
17:14:34 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 ey4si11122673wib.28
17:14:34 [1] Conectando con gmail-smtp-in.l.google.com
17:14:35 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 hq13si6856059wib.47
17:14:35 [1] Conectando con alt1.gmail-smtp-in.l.google.com
17:14:35 [1] Enviando mensaje
17:14:36 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 eb2si6682996bkb.116
17:14:36 [1] Conectando con alt1.gmail-smtp-in.l.google.com
17:14:37 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 c10si6692095bke.77
17:14:37 [1] Conectando con alt1.gmail-smtp-in.l.google.com
17:14:38 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 c10si6692119bke.77
17:14:38 [1] Conectando con alt2.gmail-smtp-in.l.google.com
17:14:39 [1] Enviando mensaje
17:14:40 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 ih7si5286171lab.23
17:14:40 [1] Conectando con alt2.gmail-smtp-in.l.google.com
17:14:41 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 oh10si473002lab.16
17:14:41 [1] Conectando con alt2.gmail-smtp-in.l.google.com
17:14:43 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 io8si1696309lab.43
17:14:43 [1] Conectando con alt3.gmail-smtp-in.l.google.com
17:14:44 [1] Enviando mensaje
17:14:46 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 c1si16935302pbl.115
17:14:46 [1] Conectando con alt3.gmail-smtp-in.l.google.com
17:14:48 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 z7si16890297pbm.236
17:14:48 [1] Conectando con alt3.gmail-smtp-in.l.google.com
17:14:52 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 c7si16943621pbv.91
17:14:52 [1] Conectando con alt4.gmail-smtp-in.l.google.com
17:14:52 [1] Enviando mensaje
17:14:54 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 oy9si3156495obb.152
17:14:54 [1] Conectando con alt4.gmail-smtp-in.l.google.com
17:14:56 [1] Error 5.7.1 [79.144.103.227] The IP you're using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 qk9si3128447obc.93
17:14:56 [1] Conectando con alt4.gmail-smtp-in.l.google.com
17:14:58 [1] Error 5.7.1 [79.144.103.227] The IP youre using to send mail is not authorized to
5.7.1 send email directly to our servers. Please use the SMTP relay at your
5.7.1 service provider instead. Learn more at
5.7.1 http://support.google.com/mail/bin/answer.py?answer=10336 h5si3299903obx.83
17:14:58 [1] ERROR: Se ha reintentado el envio 3 veces, devolviendo mensaje