Postfix smtpd

220 web5.alternativaj.com.br ESMTP Postfix (Ubuntu)
250-web5.alternativaj.com.br
250-PIPELINING
250-SIZE 10240000
250-VRFY
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 CHUNKING

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            3e:85:74:b7:b4:e3:2a:b8:cf:0a:04:37:2d:81:67:a2:d0:f2:e1:44
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: CN=web5.alternativaj.com.br
        Validity
            Not Before: Feb 26 12:49:48 2025 GMT
            Not After : Feb 24 12:49:48 2035 GMT
        Subject: CN=web5.alternativaj.com.br
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:b6:10:68:7c:22:f1:68:7a:bf:bc:76:83:df:62:
                    00:3c:28:e0:19:24:1f:b1:6f:e3:42:cb:20:2b:16:
                    58:38:54:44:c0:8d:d9:64:d9:b0:e9:d1:b9:25:82:
                    06:04:e5:fd:86:17:ac:23:09:3c:32:79:3b:2d:7e:
                    48:5b:76:1f:3e:a7:c0:b3:05:14:2c:45:3d:2d:35:
                    65:e3:eb:c9:02:40:fb:eb:b0:14:f6:97:39:62:15:
                    41:ba:08:01:e1:61:bc:4e:4b:5f:96:62:78:43:3e:
                    40:46:53:73:2b:c7:da:66:f4:e5:f5:85:f6:12:da:
                    d2:f6:53:5b:78:5e:15:b2:92:b7:58:4e:e6:32:b1:
                    d5:f0:99:3c:66:49:ac:b0:ca:45:f6:4e:c9:7e:c0:
                    72:8a:ef:90:0c:eb:b9:1e:7d:1d:7b:48:04:8e:a2:
                    e9:0e:ab:a0:91:80:c0:a4:f5:59:bf:b0:48:ee:2d:
                    4e:a1:8b:cf:64:2c:ad:cc:0d:b2:ff:12:91:67:91:
                    34:80:c8:ff:ce:8d:bd:ed:d9:bd:80:9c:07:36:be:
                    df:2f:fc:ed:cc:65:fe:f1:d6:20:11:8f:0d:19:dc:
                    0f:f1:ba:48:0c:cc:ec:59:6a:ae:e6:6c:39:6d:9d:
                    49:a1:72:b5:c1:1b:43:47:ce:55:ee:30:fb:c6:be:
                    be:ed
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: 
                CA:FALSE
            X509v3 Subject Alternative Name: 
                DNS:web5.alternativaj.com.br
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        3d:51:4f:f3:69:c0:41:71:1d:67:b9:54:8e:d2:31:58:95:09:
        3e:92:b4:0c:62:f9:d9:cf:61:ea:ec:df:da:1d:01:b9:53:ce:
        6a:d0:11:27:13:35:72:63:ea:56:fc:9a:16:17:cf:b2:4c:37:
        a8:38:28:55:27:86:52:83:1f:bf:e6:c2:30:2a:1b:ca:67:30:
        e9:b7:99:53:47:51:d5:c7:5b:42:27:95:17:8e:7e:87:47:01:
        17:46:4a:70:10:86:c5:48:12:ed:8b:f1:e0:e4:90:aa:df:50:
        67:06:65:a4:a3:c9:3d:9d:47:8e:46:dd:17:d0:5c:d7:48:c6:
        7c:aa:73:2b:80:1c:ab:b6:ba:57:d3:cc:fe:12:c8:75:75:50:
        02:d4:a3:70:fc:5e:55:b3:f1:b4:3f:48:cb:e6:ff:f7:e0:b0:
        9b:58:83:52:ea:ec:12:27:41:47:7c:20:24:d7:35:62:8e:58:
        06:54:8e:35:2a:6d:8b:ce:a4:50:97:8d:91:88:28:00:ce:e4:
        9a:36:b9:d9:b7:81:b1:5a:f5:5f:95:ea:e8:86:87:f6:80:21:
        54:8f:77:0b:9d:07:21:b5:36:d3:73:8f:7b:67:ca:2e:1b:a4:
        8f:70:93:11:b4:f2:bc:a3:fc:a9:c0:6d:af:88:4f:21:ba:c3:
        54:e6:78:6a