Supabase cant send email when Custom SMTP is Enabled

Hello, i've been trying to fix this for days and its a terrible headache now. On supabase, I enabled Custom SMTP. I am very sure I provided the correct smtp settings from hostinger because I created Edge Functions Secret Keys with those settings and tested it on reqbin.com and test email from it was sent. The hostinger webmail also can send and receive email. Hostinger also said they do not block any ip address connecting to them.
Hostinger also said they do not have logs containing supabase attempt connections, which means there is no handshake happening in the first place. On supabase USERS, if I click the USER SEND INVITE button, it will send an email if the Custom SMTP Settings are turned OFF. But if Turned ON, sending of email failed. Please please help this needs to be solved. Thank you.
1 Reply
garyaustin
garyaustin5h ago
I recommend you use another provider like Resend or Brevo. No one else is having issues with Custom SMTP. I don't know if anyone is using Hostinger or not for SMTP to say how they got it to work. BUT this is a user helping user forum and if there is a bug with Hostinger/Supabase interface no one here can solve. An issue in supabase/auth github would be where to report bugs. There was one other report here back in June of Hostinger not working. https://github.com/supabase/supabase/issues/36784 The OP never responded with what they did.

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