SERVER -> CLIENT: 220-n138.talahost.com ESMTP Exim 4.98.2 #2 Fri, 24 Oct 2025 17:15:16 +0000 220-We do not authorize the use of this system to transport unsolicited, 220 and/or bulk e-mail.
CLIENT -> SERVER: EHLO arvandtourism.ir
SERVER -> CLIENT: 250-n138.talahost.com Hello arvandtourism.ir [::1]250-SIZE 52428800250-LIMITS MAILMAX=1000 RCPTMAX=50000250-8BITMIME250-PIPELINING250-PIPECONNECT250-AUTH PLAIN LOGIN250 HELP
CLIENT -> SERVER: AUTH LOGIN
SERVER -> CLIENT: 334 VXNlcm5hbWU6
CLIENT -> SERVER: dGFsYXRlc3R0QGFsYXRvdXIuaXI=
SERVER -> CLIENT: 334 UGFzc3dvcmQ6
CLIENT -> SERVER: bDAzJDhHMFZackFj
SERVER -> CLIENT: 535 Incorrect authentication data
SMTP ERROR: Password command failed: 535 Incorrect authentication data
SMTP Error: Could not authenticate.
CLIENT -> SERVER: QUIT
SERVER -> CLIENT: 221 n138.talahost.com closing connection
SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting
Mailer Error: SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting