Ran in to this error. What could it be?
[2021-12-14 23:27:05] flarum.ERROR: Swift_TransportException: Connection could not be established with host mail.madway.net :stream_socket_client(): unable to connect to mail.madway.net:25 (Network is unreachable) in /home/russian7/domains/madway.net/public_html/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/StreamBuffer.php:261
[2021-12-14 23:27:05] flarum.ERROR: Swift_TransportException: Connection could not be established with host mail.madway.net :stream_socket_client(): unable to connect to mail.madway.net:25 (Network is unreachable) in /home/russian7/domains/madway.net/public_html/vendor/swiftmailer/swiftmailer/lib/classes/Swift/Transport/StreamBuffer.php:261