Postfix smtpd

220 v1.doorstuurserver.nl ESMTP Postfix
250-v1.doorstuurserver.nl
250-PIPELINING
250-SIZE 40240000
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250-SMTPUTF8
250 CHUNKING

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            f3:49:d9:4e:f9:e2:3b:4c:34:a8:c0:77:81:e0:ce:71
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Domain Validation Secure Server CA
        Validity
            Not Before: Nov 13 00:00:00 2023 GMT
            Not After : Nov 22 23:59:59 2024 GMT
        Subject: CN=www.doorstuurserver.nl
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:c9:93:84:36:aa:2a:99:75:f7:ff:d9:40:1b:24:
                    56:6f:ed:51:09:60:9c:81:0e:1f:75:3f:e5:81:de:
                    64:63:78:33:5a:9b:87:a8:93:9a:c1:56:56:69:c5:
                    8a:34:83:d8:37:ed:63:cb:c1:9e:05:c1:f2:32:78:
                    12:90:5a:00:57:ab:e3:56:c8:ab:10:95:7e:e4:cc:
                    61:d2:26:32:26:a7:63:40:7f:a6:b7:7f:e9:b2:c7:
                    13:9a:4c:01:a0:b4:b5:16:5b:8c:a0:ba:3e:c8:5e:
                    b1:3d:a2:a5:32:89:80:5d:2e:23:4f:4d:37:fc:0a:
                    7f:9e:39:ee:48:4c:d6:cf:52:1b:be:97:4d:ff:d6:
                    cc:9c:6e:e7:84:4f:4d:6e:c4:7b:dc:52:f3:da:ff:
                    f9:2c:9c:61:5d:e4:3a:31:1b:87:91:a9:6e:51:cc:
                    62:7e:41:63:f9:5a:db:0b:a8:f8:df:09:74:ea:ab:
                    12:ae:c1:a2:db:03:50:3a:fb:77:92:f4:d4:69:c1:
                    f8:d1:45:8f:f5:29:67:2c:f3:72:3d:2a:ee:72:2a:
                    a2:fb:22:da:2c:eb:95:40:c5:a1:4e:39:08:31:18:
                    97:c9:72:df:03:6c:22:fe:e6:3a:f7:3c:b5:7b:4c:
                    27:d1:ac:0a:77:af:cc:ec:ab:b0:cc:0d:15:a4:5a:
                    17:c1
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Authority Key Identifier: 
                8D:8C:5E:C4:54:AD:8A:E1:77:E9:9B:F9:9B:05:E1:B8:01:8D:61:E1
            X509v3 Subject Key Identifier: 
                51:7B:B6:DE:E0:6D:90:6B:7C:64:3E:94:9A:61:2C:9A:9E:F4:B6:E2
            X509v3 Key Usage: critical
                Digital Signature, Key Encipherment
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Certificate Policies: 
                Policy: 1.3.6.1.4.1.6449.1.2.2.7
                  CPS: https://sectigo.com/CPS
                Policy: 2.23.140.1.2.1
            Authority Information Access: 
                CA Issuers - URI:http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt
                OCSP - URI:http://ocsp.sectigo.com
            X509v3 Subject Alternative Name: 
                DNS:www.doorstuurserver.nl, DNS:doorstuurserver.nl
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 76:FF:88:3F:0A:B6:FB:95:51:C2:61:CC:F5:87:BA:34:
                                B4:A4:CD:BB:29:DC:68:42:0A:9F:E6:67:4C:5A:3A:74
                    Timestamp : Nov 13 12:41:19.222 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:13:4D:F7:EF:72:41:0F:FA:05:6C:92:19:
                                46:6D:52:78:26:61:6A:44:0A:9A:D1:20:0A:EC:83:3A:
                                77:9E:97:6A:02:20:4E:12:8D:82:4F:05:F3:89:FD:A3:
                                A7:2A:2D:DA:FA:E3:97:95:1B:3D:AD:31:CF:A4:65:D8:
                                8B:4B:03:AD:5C:08
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 3F:17:4B:4F:D7:22:47:58:94:1D:65:1C:84:BE:0D:12:
                                ED:90:37:7F:1F:85:6A:EB:C1:BF:28:85:EC:F8:64:6E
                    Timestamp : Nov 13 12:41:19.368 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:44:02:20:11:FC:58:08:00:69:56:4D:0F:86:7F:7C:
                                36:C0:0D:88:F9:6C:44:57:08:99:37:02:E7:0E:E2:9C:
                                18:33:A4:3A:02:20:07:67:78:8E:48:04:80:3E:8D:F3:
                                2A:A1:2B:D3:1D:78:AB:8B:B5:6F:B7:76:DE:77:8A:FF:
                                60:D3:04:76:5D:DF
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : EE:CD:D0:64:D5:DB:1A:CE:C5:5C:B7:9D:B4:CD:13:A2:
                                32:87:46:7C:BC:EC:DE:C3:51:48:59:46:71:1F:B5:9B
                    Timestamp : Nov 13 12:41:19.267 2023 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:46:02:21:00:E0:F4:9B:FC:CA:FC:32:2E:92:81:A9:
                                5F:A1:CD:0D:B0:90:FD:DC:D9:B1:61:E7:DF:E6:AE:2F:
                                09:2C:AF:22:B9:02:21:00:98:D8:97:7E:2B:5E:EC:B5:
                                99:A0:FF:78:B9:E0:9A:59:2B:39:5B:8E:65:CA:40:78:
                                75:62:09:84:4A:0B:BC:6E
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        44:11:51:bd:8e:6d:89:c8:0f:2e:ab:ac:e1:4f:37:bb:36:06:
        29:eb:1c:a5:2a:4d:8f:07:10:18:9d:2f:3c:f3:c6:52:e8:0b:
        ec:84:51:c4:8f:0b:fe:5e:5d:53:ee:6a:fe:69:ae:58:aa:00:
        49:27:2c:d6:b0:c3:c6:30:f4:89:92:4b:f2:83:f9:b4:48:9a:
        04:bb:ac:85:24:3b:aa:09:47:2e:74:a4:67:ef:52:d1:fa:ab:
        e3:71:be:0e:de:b0:2e:a3:74:2b:79:73:9c:01:d4:56:63:fa:
        f2:7d:6c:a0:b7:e9:d6:c5:d4:5d:b2:03:bd:29:6e:88:3f:f6:
        41:1f:30:0d:5e:92:6a:bf:b5:d2:fa:c0:1c:9c:bb:65:5a:2c:
        41:48:c9:aa:00:c2:43:d6:b3:16:7a:b9:10:69:5a:38:f4:1a:
        be:02:6f:b1:be:7f:42:c9:61:c1:06:60:79:97:d2:0c:39:10:
        c6:15:14:f5:19:33:98:35:bd:da:ea:73:df:b7:0d:ae:a2:10:
        6b:02:94:2e:2a:ad:49:a3:be:dc:2d:a9:4c:75:43:29:b9:06:
        e3:21:f4:6d:0a:0f:d5:1d:89:67:4f:11:48:0c:91:67:d2:36:
        aa:8e:c2:18:65:63:cd:7b:fc:22:04:ea:45:83:0e:7d:9e:57:
        13:5e:67:bd

HTTP/1.1 200 OK
content-type: text/html; charset=UTF-8
content-length: 1162
date: Sat, 14 Sep 2024 13:50:20 GMT
connection: Keep-Alive

SSL Error: TLSV1_UNRECOGNIZED_NAME