2026-04-29 09:31:53 Connection: opening to mx.mkbstunter.nl:25, timeout=300, options=array ( ) 2026-04-29 09:31:53 Connection: opened 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "" 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "220 MX.mkbstunter.nl ESMTP MailEnable Service, Version: 10.54--10.54 ready at 04/29/26 11:31:53 " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "220 MX.mkbstunter.nl ESMTP MailEnable Service, Version: 10.54--10.54 ready at 04/29/26 11:31:53 " 2026-04-29 09:31:53 SERVER -> CLIENT: 220 MX.mkbstunter.nl ESMTP MailEnable Service, Version: 10.54--10.54 ready at 04/29/26 11:31:53 2026-04-29 09:31:53 CLIENT -> SERVER: EHLO resources.mkbstunter.nl 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "" 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions " 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions " 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "250-AUTH NTLM CRAM-MD5 PLAIN LOGIN " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN " 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN " 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "250-SIZE 40960000 " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 " 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 " 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "250-HELP " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP " 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP " 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "250-AUTH=LOGIN " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP 250-AUTH=LOGIN " 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP 250-AUTH=LOGIN " 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "250-STARTTLS " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP 250-AUTH=LOGIN 250-STARTTLS " 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP 250-AUTH=LOGIN 250-STARTTLS " 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "250-XSAVETOSENT " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP 250-AUTH=LOGIN 250-STARTTLS 250-XSAVETOSENT " 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP 250-AUTH=LOGIN 250-STARTTLS 250-XSAVETOSENT " 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "250 X-SAVETOSENT " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP 250-AUTH=LOGIN 250-STARTTLS 250-XSAVETOSENT 250 X-SAVETOSENT " 2026-04-29 09:31:53 SERVER -> CLIENT: 250-mkbstunter.nl [37.97.209.233], this server offers 7 extensions 250-AUTH NTLM CRAM-MD5 PLAIN LOGIN 250-SIZE 40960000 250-HELP 250-AUTH=LOGIN 250-STARTTLS 250-XSAVETOSENT 250 X-SAVETOSENT 2026-04-29 09:31:53 CLIENT -> SERVER: STARTTLS 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "" 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "220 Ready to start TLS " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "220 Ready to start TLS " 2026-04-29 09:31:53 SERVER -> CLIENT: 220 Ready to start TLS 2026-04-29 09:31:53 SMTP Error: Could not connect to SMTP host. 2026-04-29 09:31:53 CLIENT -> SERVER: QUIT 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "" 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "LS not available due to client handshaking failure " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "LS not available due to client handshaking failure " 2026-04-29 09:31:53 SMTP -> get_lines(): $data was "LS not available due to client handshaking failure " 2026-04-29 09:31:53 SMTP -> get_lines(): $str is "503 Bad sequence of commands " 2026-04-29 09:31:53 SMTP -> get_lines(): $data is "LS not available due to client handshaking failure 503 Bad sequence of commands " 2026-04-29 09:31:53 SERVER -> CLIENT: LS not available due to client handshaking failure 503 Bad sequence of commands 2026-04-29 09:31:53 SMTP ERROR: QUIT command failed: LS not available due to client handshaking failure 503 Bad sequence of commands 2026-04-29 09:31:53 Connection: closed 2026-04-29 09:31:53 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