220 <localhost> Simple Mail Transfer Service Ready.
250-localhost
250-PIPELINING
250-SIZE 100000000
250-8BITMIME
250-BINARYMIME
250-CHUNKING
250-DSN
250 AUTH DIGEST-MD5 CRAM-MD5 PLAIN LOGIN

HTTP/1.1 500 Internal Server Error
Content-Type: text/plain; charset=utf-8
X-Content-Type-Options: nosniff
Date: Sat, 18 May 2024 01:41:45 GMT
Content-Length: 64