Postfix smtpd

220 mail.deskteclub.live ESMTP Postfix (Ubuntu)
250-mail.deskteclub.live
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:
            6a:27:d7:f1:98:a8:6c:d4:f2:95:0e:c8:b5:f3:92:ca:da:20:ca:0c
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: C=CH, ST=Zurich, L=Zurich, O=My Organization, OU=IT Department, CN=mail.sodcobpen.info
        Validity
            Not Before: Feb  4 19:55:07 2025 GMT
            Not After : Feb  4 19:55:07 2026 GMT
        Subject: C=CH, ST=Zurich, L=Zurich, O=My Organization, OU=IT Department, CN=mail.sodcobpen.info
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:bb:74:10:e0:2e:e3:49:d8:e8:65:b6:94:92:5b:
                    49:a8:7d:85:cd:eb:ed:b5:d5:17:29:fd:57:fa:05:
                    fd:b2:ca:57:5f:93:c0:9e:1b:a3:f0:d0:71:70:33:
                    fc:62:b7:c2:5a:b7:67:07:2c:52:29:a4:1a:a7:c7:
                    82:8e:fb:03:75:9b:ed:25:ee:4b:7a:c8:b4:fd:21:
                    47:0f:18:4b:88:4f:66:d0:b5:1d:ed:ad:8d:e3:53:
                    5d:88:81:bc:66:82:d5:10:3a:07:d1:6b:6c:64:8e:
                    bf:6b:49:2c:29:75:ec:36:11:9e:ad:03:0f:90:f3:
                    55:1c:8f:17:ed:28:e7:1b:b5:5d:98:dd:ea:3c:f4:
                    41:28:62:8b:06:44:c5:ee:1a:fc:56:1a:ff:ec:2e:
                    53:d8:1a:8e:1d:2f:9b:c2:0f:12:7b:70:13:fd:fe:
                    f8:54:61:ef:6f:a0:32:7f:36:5d:36:29:fb:09:1c:
                    e4:cf:91:41:e2:d2:36:d6:d0:98:b4:a2:91:fc:68:
                    5a:bf:84:e8:2e:7c:ae:da:a3:45:34:88:d1:f2:ec:
                    ea:9d:4c:2c:58:08:8d:70:75:73:3b:95:05:5c:de:
                    f5:cb:8e:0f:a4:4f:f3:b7:5c:d5:58:13:35:c0:a5:
                    4c:62:5f:92:79:7f:f9:b2:a5:14:5a:c1:dc:9c:28:
                    a9:9b
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Subject Key Identifier: 
                D2:5A:F5:89:54:1B:06:28:2D:A8:5D:8B:E6:F7:C6:6C:C9:B2:41:28
            X509v3 Authority Key Identifier: 
                D2:5A:F5:89:54:1B:06:28:2D:A8:5D:8B:E6:F7:C6:6C:C9:B2:41:28
            X509v3 Basic Constraints: critical
                CA:TRUE
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        1b:13:15:63:06:c8:4a:2a:f4:6f:23:da:ca:bc:8a:6e:c5:86:
        3e:97:1b:a7:52:22:f5:b4:81:8f:4f:ea:ca:4d:b3:b6:47:36:
        35:57:ef:e4:22:dd:fa:73:15:6c:c2:89:de:03:af:e0:0a:8f:
        81:3c:25:d7:98:5b:54:a0:54:4d:98:f6:b2:02:e2:22:0a:60:
        31:28:b0:58:e8:85:ed:5b:ca:ec:d3:cf:49:4b:60:95:24:99:
        9e:17:d1:87:76:d2:43:bd:33:f1:0d:a5:2e:c5:a5:a1:e6:2a:
        bc:f3:42:9c:7b:f6:04:f6:c7:7d:67:d6:38:f3:13:c2:ac:bf:
        53:15:9a:36:75:48:23:b6:e3:64:96:74:64:2b:4a:48:77:38:
        1a:b8:4c:c2:6a:d0:9f:65:41:02:f2:2a:2e:c4:1f:1f:61:e0:
        f7:48:8c:29:d8:45:fb:63:c6:b2:fe:cd:b9:9a:a7:ed:15:19:
        21:8f:3f:8e:d4:ae:d3:4a:4d:dc:e8:85:da:ef:ad:5f:f4:e7:
        51:15:21:e4:dc:2f:91:9d:c3:3a:08:7d:76:54:77:2e:ae:2a:
        64:76:fa:aa:bd:94:6a:e2:24:e4:32:10:63:84:51:22:4b:ca:
        22:28:11:ba:b7:b7:c0:55:d5:8a:7f:1e:ea:b2:8f:16:40:73:
        d5:2a:d9:0e

OpenResty

HTTP/1.1 200 OK
Server: openresty
Date: Sun, 09 Mar 2025 18:30:20 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Vary: Accept-Encoding
Content-Language: en
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
Referrer-Policy: origin-when-cross-origin
X-XSS-Protection: 1; mode=block
Expect-CT: enforce; max-age=3600
Referrer-Policy: no-referrer-when-downgrade
Strict-Transport-Security: max-age=63072000

OpenResty

HTTP/1.1 400 Bad Request
Server: openresty
Date: Thu, 03 Apr 2025 08:23:40 GMT
Content-Type: text/html
Content-Length: 654
Connection: close