Postfix smtpd

220 www-03.myrepo.fr ESMTP Postfix (Debian/GNU)
250-www-03.myrepo.fr
250-PIPELINING
250-SIZE 10240000
250-VRFY
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 SMTPUTF8

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            b7:ca:89:22:5b:ad:46:e5
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: CN=www-03.myrepo.fr
        Validity
            Not Before: Sep 30 08:55:36 2019 GMT
            Not After : Sep 27 08:55:36 2029 GMT
        Subject: CN=www-03.myrepo.fr
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:a7:6d:e0:e6:83:d8:a5:8c:d0:73:02:14:da:76:
                    01:4d:73:ac:93:a2:64:01:31:02:d7:fb:98:03:30:
                    06:82:cf:f4:a0:12:01:29:7c:68:4a:dc:41:9e:e9:
                    ca:6d:57:a7:4b:f0:f0:a4:5e:bf:3c:be:ca:d7:d3:
                    28:19:25:25:dd:58:f1:4b:a1:cc:ea:92:6e:b4:b5:
                    1b:a6:16:8d:a8:b9:b3:62:93:0e:af:73:22:2c:b4:
                    bc:7c:a9:70:67:30:ce:d7:70:cd:e4:26:6e:af:3c:
                    ae:f8:22:b3:22:8e:67:cc:a0:c8:d5:ee:77:87:6e:
                    16:ae:c1:1c:84:38:43:62:49:7b:d8:e9:5b:f2:3e:
                    f1:2b:1f:8f:72:c4:87:42:d6:07:a1:3e:c7:05:c3:
                    2e:40:29:a1:1f:5a:38:35:5e:cb:e2:b6:a5:7f:f6:
                    0a:6e:81:71:78:a3:4e:f5:ab:70:f4:e6:b1:3b:8b:
                    db:c6:4f:8f:ba:a2:c1:01:8e:c9:7a:bb:48:af:59:
                    8c:39:24:23:43:cf:cf:d7:c0:3d:f4:d2:2e:59:5b:
                    89:04:22:d5:b8:75:a9:3f:c9:d5:2a:f1:d9:70:3a:
                    70:7d:7c:22:5c:28:aa:29:61:f2:34:08:aa:65:be:
                    ed:d8:42:d6:bd:43:22:74:aa:cf:18:26:f5:91:a8:
                    ec:85
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: 
                CA:FALSE
            X509v3 Subject Alternative Name: 
                DNS:www-03.myrepo.fr
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        48:ec:5a:79:1b:c8:1d:e2:9c:c4:29:41:15:77:90:51:f8:36:
        5f:bd:c7:1e:3b:de:49:eb:54:8d:f7:e8:96:44:b8:42:f3:03:
        ec:21:28:d1:f8:00:4b:5d:a8:9e:3a:63:fb:aa:c4:b4:42:ab:
        9f:1a:48:49:e1:e1:b8:eb:26:22:80:67:f6:2b:1f:b6:4e:53:
        ab:19:0f:cb:5d:76:fd:41:ef:18:04:de:38:de:6c:fb:6e:43:
        63:e2:54:b9:bb:8d:80:94:24:ef:2c:15:75:ab:36:79:ab:fc:
        f6:ad:bc:fb:c5:14:f8:51:27:58:5f:dd:bd:ef:6c:45:d2:33:
        07:4c:ee:b6:ff:bb:29:62:dd:fb:fc:e6:30:df:20:eb:b1:65:
        e6:c7:de:1a:2d:2e:d2:bc:f4:8c:f0:e6:89:63:b8:e3:7a:f3:
        76:35:3b:72:04:bd:88:0f:11:d1:21:13:d1:8d:93:64:19:20:
        ee:36:51:03:b8:ff:e8:dc:68:79:d1:e8:f8:52:f1:70:67:fe:
        5c:60:13:c8:55:88:17:1c:f6:7f:cc:c0:98:31:7d:09:ac:80:
        e0:b0:f7:51:34:50:0a:40:90:89:3e:27:af:d3:f5:d5:b0:f7:
        fb:95:68:8d:94:02:39:5b:75:87:54:d9:4a:47:0c:10:89:60:
        c3:4e:5d:d7