220 i58.b1.myguestlist.com.au ESMTP service ready
250-i58.b1.myguestlist.com.au says hello
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250-8BITMIME
250-AUTH CRAM-MD5
250-AUTH=CRAM-MD5
250-XACK
250-SIZE 0
250-VERP
250 DSN

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            f9:e8:5f:bb:f1:ad:15:dd
        Signature Algorithm: sha1WithRSAEncryption
        Issuer: C=AU, ST=Victoria, L=Melbourne, O=MyGuestlist, OU=IT, CN=mailer.myguestlist.com.au/emailAddress=postmaster@in.myguestlist.com.au
        Validity
            Not Before: Feb 15 11:22:52 2018 GMT
            Not After : Feb 14 11:22:52 2021 GMT
        Subject: C=AU, ST=Victoria, L=Melbourne, O=MyGuestlist, OU=IT, CN=mailer.myguestlist.com.au/emailAddress=postmaster@in.myguestlist.com.au
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (1024 bit)
                Modulus:
                    00:9f:b1:9a:f1:ed:01:45:03:66:fb:c1:76:e5:d1:
                    00:bf:93:54:d0:b9:47:99:e7:4b:0c:bf:59:42:51:
                    00:bb:e3:e9:51:6f:e3:31:d1:a2:30:15:02:4b:27:
                    18:81:80:fe:66:ae:2a:14:2b:cb:01:f8:14:60:3e:
                    7a:7f:f0:9a:bf:b0:22:b2:d4:19:fc:7a:97:54:7a:
                    52:53:ef:b2:8a:8b:d3:58:f5:a6:5d:23:b1:44:32:
                    aa:db:3c:71:d4:50:6b:da:91:10:0f:a8:14:03:cf:
                    14:f6:83:c0:e8:db:e3:27:96:ee:ff:6a:21:df:9d:
                    10:d7:69:df:04:29:3a:fd:c9
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier: 
                81:38:38:47:12:FF:E5:CC:9C:16:8D:34:2A:2F:12:4B:12:4A:08:B5
            X509v3 Authority Key Identifier: 
                keyid:81:38:38:47:12:FF:E5:CC:9C:16:8D:34:2A:2F:12:4B:12:4A:08:B5
                DirName:/C=AU/ST=Victoria/L=Melbourne/O=MyGuestlist/OU=IT/CN=mailer.myguestlist.com.au/emailAddress=postmaster@in.myguestlist.com.au
                serial:F9:E8:5F:BB:F1:AD:15:DD
            X509v3 Basic Constraints: 
                CA:TRUE
    Signature Algorithm: sha1WithRSAEncryption
    Signature Value:
        97:8a:6f:fd:2a:d6:aa:1e:bf:70:25:65:cc:d3:af:9d:e5:f3:
        5e:b7:83:29:cd:1d:ba:7d:4b:90:a7:0a:ed:61:43:86:34:46:
        ff:f0:80:f4:45:28:7d:e6:60:03:62:39:1a:5b:38:39:c6:cc:
        42:82:06:8d:66:a8:47:f0:58:66:f8:5b:5a:d0:b9:e3:ff:0c:
        d1:9e:04:75:40:e2:48:6c:05:73:e9:65:af:9d:8b:64:f1:01:
        2d:43:83:16:6a:4d:1f:0b:a6:0e:2d:4c:f3:c6:4b:7c:29:6b:
        7d:a0:fa:3f:98:d3:1c:53:76:b6:6b:30:d4:7a:e3:44:3e:fc:
        97:ac