2026-09-09 19:18:30 SERVER -> CLIENT: 220 BL1P221CA0023.outlook.office365.com Microsoft ESMTP MAIL Service ready at Wed, 9 Sep 2026 19:18:29 +0000 [08DF0BB708607C3F]
2026-09-09 19:18:30 CLIENT -> SERVER: EHLO lyra.netsun.com.ar
2026-09-09 19:18:30 SERVER -> CLIENT: 250-BL1P221CA0023.outlook.office365.com Hello [67.23.236.75]250-SIZE 157286400250-PIPELINING250-DSN250-ENHANCEDSTATUSCODES250-STARTTLS250-8BITMIME250-BINARYMIME250-CHUNKING250 SMTPUTF8
2026-09-09 19:18:30 CLIENT -> SERVER: STARTTLS
2026-09-09 19:18:30 SERVER -> CLIENT: 220 2.0.0 SMTP server ready
2026-09-09 19:18:30 CLIENT -> SERVER: EHLO lyra.netsun.com.ar
2026-09-09 19:18:30 SERVER -> CLIENT: 250-BL1P221CA0023.outlook.office365.com Hello [67.23.236.75]250-SIZE 157286400250-PIPELINING250-DSN250-ENHANCEDSTATUSCODES250-AUTH LOGIN XOAUTH2250-8BITMIME250-BINARYMIME250-CHUNKING250 SMTPUTF8
2026-09-09 19:18:30 CLIENT -> SERVER: AUTH LOGIN
2026-09-09 19:18:30 SERVER -> CLIENT: 334 VXNlcm5hbWU6
2026-09-09 19:18:30 CLIENT -> SERVER: [credentials hidden]
2026-09-09 19:18:30 SERVER -> CLIENT: 334 UGFzc3dvcmQ6
2026-09-09 19:18:30 CLIENT -> SERVER: [credentials hidden]
2026-09-09 19:18:36 SERVER -> CLIENT: 535 5.7.139 Authentication unsuccessful, the user credentials were incorrect. [BL1P221CA0023.NAMP221.PROD.OUTLOOK.COM 2026-09-09T19:18:36.009Z 08DF0BB708607C3F]
2026-09-09 19:18:36 SMTP ERROR: Password command failed: 535 5.7.139 Authentication unsuccessful, the user credentials were incorrect. [BL1P221CA0023.NAMP221.PROD.OUTLOOK.COM 2026-09-09T19:18:36.009Z 08DF0BB708607C3F]
SMTP Error: Could not authenticate.
2026-09-09 19:18:36 CLIENT -> SERVER: QUIT
2026-09-09 19:18:36 SERVER -> CLIENT: 221 2.0.0 Service closing transmission channel
SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting