220 mx4.rittersporn.net ESMTP
250-mx4.rittersporn.net
250-PIPELINING
250-SIZE 52428800
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250-SMTPUTF8
250 CHUNKING

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            03:d9:c9:42:eb:e2:e2:27:12:21:71:a7:a8:ab:7c:75:d1:60
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=US, O=Let's Encrypt, CN=R3
        Validity
            Not Before: Feb 19 18:18:53 2024 GMT
            Not After : May 19 18:18:52 2024 GMT
        Subject: CN=mx4.rittersporn.net
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:94:7b:3d:2f:15:71:1c:1f:f4:cb:09:4c:21:28:
                    ab:62:d2:3e:6c:13:6d:a5:cd:5c:1e:29:e7:ae:73:
                    a6:f1:0e:f6:01:0b:05:08:dd:8d:65:4a:b9:f2:47:
                    e6:ad:f2:bf:62:bc:11:57:02:21:87:d1:14:6d:26:
                    a1:06:35:44:20:25:0a:17:a5:c8:27:41:3c:4d:4a:
                    a5:a4:7c:46:db:d8:82:fe:cb:4a:0b:ed:d6:34:9d:
                    8b:25:f4:e1:5a:e1:a4:87:a1:6c:b1:49:b2:1d:a3:
                    30:b4:85:7f:ed:19:81:21:f4:a5:16:19:78:d1:04:
                    11:bd:d5:d3:10:d5:73:d2:44:9e:6b:92:54:0f:b1:
                    71:e0:17:09:64:95:b3:b1:00:2b:d4:16:ba:03:ad:
                    94:31:d6:d7:e5:1a:cd:20:f5:4d:0f:8b:0d:ec:74:
                    99:94:bd:55:eb:22:a6:1b:be:74:fd:62:35:ae:7c:
                    4a:70:22:c2:8e:4f:95:b2:6b:a8:78:a7:1f:34:09:
                    5f:60:b8:a5:ef:65:d3:50:1e:10:4c:66:62:36:70:
                    05:0c:d7:50:f9:a4:70:49:3f:f7:dd:82:67:84:e8:
                    e8:34:de:75:22:c3:16:bc:7b:78:6e:ee:b7:c5:76:
                    9d:35:c3:b1:16:d8:47:77:18:57:80:f6:3d:38:fe:
                    a3:5d
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Subject Key Identifier: 
                0B:47:82:DC:AB:84:45:1B:2B:EF:4F:E5:CA:E9:5C:6F:AF:27:BC:2D
            X509v3 Authority Key Identifier: 
                14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6
            Authority Information Access: 
                OCSP - URI:http://r3.o.lencr.org
                CA Issuers - URI:http://r3.i.lencr.org/
            X509v3 Subject Alternative Name: 
                DNS:mx4.rittersporn.net
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : A2:E2:BF:D6:1E:DE:2F:2F:07:A0:D6:4E:6D:37:A7:DC:
                                65:43:B0:C6:B5:2E:A2:DA:B7:8A:F8:9A:6D:F5:17:D8
                    Timestamp : Feb 19 19:18:53.244 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:3A:B7:EC:49:42:F4:EB:4A:51:DF:A8:91:
                                D5:25:64:4A:D2:12:80:BD:9C:EE:DE:50:6D:49:4E:70:
                                7F:EC:06:BF:02:20:51:0E:FD:27:92:95:F0:93:36:B6:
                                C3:67:66:C7:78:C7:1E:1E:02:95:37:6B:01:FD:4A:00:
                                7B:1C:11:5F:C2:52
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 3B:53:77:75:3E:2D:B9:80:4E:8B:30:5B:06:FE:40:3B:
                                67:D8:4F:C3:F4:C7:BD:00:0D:2D:72:6F:E1:FA:D4:17
                    Timestamp : Feb 19 19:18:53.504 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:4E:71:B2:55:9B:CE:82:85:30:89:57:EB:
                                CD:34:A6:33:91:67:63:E9:F6:35:B4:7B:D9:9F:0B:5A:
                                64:58:E3:FF:02:21:00:C8:20:E4:4A:17:74:8B:75:0D:
                                30:81:68:E7:76:AD:6E:A1:2C:7C:F0:2F:B6:FD:08:06:
                                39:F3:F1:AA:D3:12:21
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        b4:c0:16:95:0f:6c:58:46:24:63:e1:10:aa:40:f1:87:37:38:
        a8:21:77:83:ab:e2:1e:ae:a0:3d:f6:0a:91:92:0a:78:fd:2a:
        74:03:8f:75:5e:32:d8:85:c7:86:64:31:2d:a6:b7:9b:40:6e:
        ab:ed:c4:77:72:e7:63:c7:48:1a:44:88:9a:22:53:b8:aa:6d:
        e6:59:1c:9d:fb:c1:35:3e:19:cb:8a:ec:21:7d:6a:c6:bc:bd:
        11:70:c4:5c:8d:49:a8:6d:34:f7:27:14:64:66:45:7d:65:72:
        f1:66:cb:07:b8:48:28:f7:b2:4c:de:a5:ff:56:fa:ae:bd:55:
        03:d3:b6:b0:04:ef:e9:4a:85:58:f1:ce:5c:f3:4d:b0:af:d0:
        db:36:23:2f:3b:53:c4:a4:60:a3:84:65:52:21:5e:c2:1f:f7:
        88:9d:be:33:b9:02:74:58:7a:3e:75:49:1b:e2:ac:fe:c9:34:
        dd:8b:15:2a:c1:e5:8f:fd:47:f2:71:e3:04:a5:1c:cd:04:b7:
        cf:b6:e5:98:ae:c8:05:a6:b2:a3:5a:cd:ce:45:09:28:1e:7c:
        f1:2c:60:e6:cd:24:20:49:ba:2d:38:3d:80:e3:a5:94:c5:f8:
        d0:7b:d5:43:20:78:fd:56:0e:d8:93:28:ee:aa:9e:49:9d:d5:
        b8:a8:21:1b