2026-02-23 12:24:15	Connection: opening to red.paragraf.rs:25, timeout=300, options=array (
                   	                  )
2026-02-23 12:24:15	Connection: opened
2026-02-23 12:24:15	SERVER -> CLIENT: 220-srv3.paragraf.rs ESMTP Exim 4.99.1 #2 Mon, 23 Feb 2026 13:24:15 +0100 
                   	                  220-We do not authorize the use of this system to transport unsolicited, 
                   	                  220 and/or bulk e-mail.
2026-02-23 12:24:15	CLIENT -> SERVER: EHLO redakcija.paragraf.rs
2026-02-23 12:24:15	SERVER -> CLIENT: 250-srv3.paragraf.rs Hello redakcija.paragraf.rs [162.55.233.76]
                   	                  250-SIZE 52428800
                   	                  250-LIMITS MAILMAX=1000 RCPTMAX=50000
                   	                  250-8BITMIME
                   	                  250-PIPELINING
                   	                  250-PIPECONNECT
                   	                  250-AUTH PLAIN LOGIN
                   	                  250-STARTTLS
                   	                  250 HELP
2026-02-23 12:24:15	CLIENT -> SERVER: STARTTLS
2026-02-23 12:24:15	SERVER -> CLIENT: 220 TLS go ahead
2026-02-23 12:24:15	CLIENT -> SERVER: EHLO redakcija.paragraf.rs
2026-02-23 12:24:15	SERVER -> CLIENT: 250-srv3.paragraf.rs Hello redakcija.paragraf.rs [162.55.233.76]
                   	                  250-SIZE 52428800
                   	                  250-LIMITS MAILMAX=1000 RCPTMAX=50000
                   	                  250-8BITMIME
                   	                  250-PIPELINING
                   	                  250-PIPECONNECT
                   	                  250-AUTH PLAIN LOGIN
                   	                  250 HELP
2026-02-23 12:24:15	CLIENT -> SERVER: AUTH LOGIN
2026-02-23 12:24:15	SERVER -> CLIENT: 334 VXNlcm5hbWU6
2026-02-23 12:24:15	CLIENT -> SERVER: cGl0YW5qYUByZWRha2NpamEucGFyYWdyYWYucnM=
2026-02-23 12:24:15	SERVER -> CLIENT: 334 UGFzc3dvcmQ6
2026-02-23 12:24:15	CLIENT -> SERVER: YldyMUw5Q05oUjg0
2026-02-23 12:24:18	SERVER -> CLIENT: 535 Incorrect authentication data
2026-02-23 12:24:18	SMTP ERROR: Password command failed: 535 Incorrect authentication data
2026-02-23 12:24:18	SMTP Error: Could not authenticate.
2026-02-23 12:24:18	CLIENT -> SERVER: QUIT
2026-02-23 12:24:18	SERVER -> CLIENT: 221 srv3.paragraf.rs closing connection
2026-02-23 12:24:18	Connection: closed
2026-02-23 12:24:18	SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting
Message could not be sent.Mailer Error: SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting