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yes, ISPs can block certain ports. Best way to get a VPS with a non rotating IP and host everything there. If you are looking for a hosted solution with HTTP A
by sairamkunala 7y ago
yes, ISPs can block certain ports. Best way to get a VPS with a non rotating IP and host everything there.
If you are looking for a hosted solution with HTTP API, see mailgun like services. You need a translater from HTTP to SMTP in order to send email.