SERVER -> CLIENT: 220-cherry-04.nodexdns.com ESMTP Exim 4.99.5 #2 Thu, 03 Sep 2026 11:47:12 +0200 
220-We do not authorize the use of this system to transport unsolicited, 
220 and/or bulk e-mail.

CLIENT -> SERVER: EHLO www.shopnet.dibbase.com

SERVER -> CLIENT: 250-cherry-04.nodexdns.com Hello www.shopnet.dibbase.com [2a0a:4cc0:2000:c0e9:688f:a2ff:fe7e:4eb7]
250-SIZE 52428800
250-LIMITS MAILMAX=1000 RCPTMAX=50000
250-8BITMIME
250-PIPELINING
250-PIPECONNECT
250-AUTH PLAIN LOGIN
250-STARTTLS
250 HELP

CLIENT -> SERVER: STARTTLS

SERVER -> CLIENT: 220 TLS go ahead

CLIENT -> SERVER: EHLO www.shopnet.dibbase.com

SERVER -> CLIENT: 250-cherry-04.nodexdns.com Hello www.shopnet.dibbase.com [2a0a:4cc0:2000:c0e9:688f:a2ff:fe7e:4eb7]
250-SIZE 52428800
250-LIMITS MAILMAX=1000 RCPTMAX=50000
250-8BITMIME
250-PIPELINING
250-PIPECONNECT
250-AUTH PLAIN LOGIN
250 HELP

CLIENT -> SERVER: AUTH LOGIN

SERVER -> CLIENT: 334 VXNlcm5hbWU6

CLIENT -> SERVER: [credentials hidden]
SERVER -> CLIENT: 334 UGFzc3dvcmQ6

CLIENT -> SERVER: [credentials hidden]
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 cherry-04.nodexdns.com closing connection

SMTP Error: Could not authenticate.


❌ ÉCHEC DE L'ENVOI
Message d'erreur PHPMailer : SMTP Error: Could not authenticate.