SMTP -> FROM SERVER:220-srv135.niagahoster.com ESMTP Exim 4.99.1 #2 Fri, 17 Apr 2026 16:16:37 +0700 
220-We do not authorize the use of this system to transport unsolicited, 
220 and/or bulk e-mail.

<br />SMTP -> FROM SERVER: 250-srv135.niagahoster.com Hello srv100.niagahoster.com [45.130.231.101]
250-SIZE 41943040
250-LIMITS MAILMAX=1000 RCPTMAX=20
250-8BITMIME
250-PIPELINING
250-PIPECONNECT
250-AUTH PLAIN LOGIN
250 HELP

<br />SMTP -> ERROR: Password not accepted from server: 535 Incorrect authentication data

<br />SMTP -> FROM SERVER:250 Reset OK

<br />SMTP Error: Could not authenticate.
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