Postfix smtpd

220 stfe.internal ESMTP Postfix (Ubuntu)
250-stfe.internal
250-PIPELINING
250-SIZE 10240000
250-VRFY
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-SMTPUTF8
250 CHUNKING

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            7b:69:94:71:35:22:7c:28:19:b1:8d:39:88:91:45:a5:da:e1:f9:64
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: CN=spamtrap-frontend
        Validity
            Not Before: Jun 15 08:50:14 2023 GMT
            Not After : Jun 12 08:50:14 2033 GMT
        Subject: CN=spamtrap-frontend
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:c8:a9:27:c7:b6:12:dc:a7:4c:d1:d9:e1:57:8f:
                    14:00:c4:1b:f9:f7:bb:79:c5:b0:bc:dc:4b:99:13:
                    d0:be:65:ba:b9:fa:28:1d:cf:71:4b:a8:0d:02:45:
                    65:43:76:40:f3:70:f1:b7:3a:7e:f0:f1:61:aa:c7:
                    15:ec:db:67:3a:54:17:b8:ed:de:47:15:ed:51:c5:
                    c5:2a:d2:3f:85:3f:b7:6b:98:58:87:59:3f:97:bc:
                    aa:82:2f:8a:c2:6e:dd:89:49:d6:83:dd:b0:3e:36:
                    2a:2e:f1:39:21:84:c2:98:c1:8d:ba:e3:32:a7:0d:
                    cc:4c:65:78:0f:97:8e:00:bd:f8:24:9f:a7:1c:49:
                    e1:60:c8:ab:de:fe:44:1e:76:5c:ae:52:27:a2:61:
                    5f:65:51:3b:c9:f1:9f:fe:ae:df:05:63:2e:67:8a:
                    85:f2:bc:d2:61:93:b9:84:fe:e4:22:36:48:f8:ba:
                    4f:74:5c:50:11:25:05:e6:a7:ff:34:3b:9c:b0:be:
                    7d:d8:45:b4:36:f3:39:88:f1:2f:94:58:f3:42:8c:
                    79:0c:63:c5:66:2e:ff:be:e0:8e:2d:06:47:2b:22:
                    ba:16:6f:e5:31:38:44:ec:dc:a7:6d:44:89:23:32:
                    86:82:fa:2f:a2:4d:a9:15:c4:57:b4:51:db:a8:6b:
                    15:3f
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: 
                CA:FALSE
            X509v3 Subject Alternative Name: 
                DNS:spamtrap-frontend
            X509v3 Subject Key Identifier: 
                E6:BE:61:4A:EE:41:EC:C1:9C:CC:EC:B4:54:6C:2A:30:DB:89:4D:13
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        0e:89:d7:95:b4:64:e1:df:e8:12:1f:7a:b8:71:5a:e9:b4:80:
        59:5f:1e:c2:80:36:06:ff:88:b0:68:a3:ae:2c:c9:d7:4e:fe:
        89:2e:f1:0a:7f:7a:df:00:31:cb:e5:72:24:66:37:3a:da:c5:
        b9:19:cf:f2:05:75:be:8a:b0:e0:b6:88:c4:cc:db:93:cb:69:
        e0:e4:96:7d:6a:93:97:2e:d3:d9:f1:5d:7a:f2:e7:c6:70:70:
        38:d4:18:29:49:54:2b:49:c6:96:a5:ab:18:09:5d:60:bb:dd:
        6b:06:0d:16:c0:ad:34:33:7e:00:31:bf:8c:de:a7:f6:9f:8e:
        6b:fd:a0:8b:e6:70:8e:d7:92:d3:8b:c2:71:c9:69:df:37:29:
        91:44:6c:1b:27:42:87:45:e2:cb:63:b1:57:f2:7b:85:0a:df:
        67:d5:49:ea:e2:f8:35:11:91:3e:e1:b6:4d:2e:b4:c9:41:1e:
        92:eb:c6:8f:cf:56:3e:0e:ce:0d:ff:15:dc:26:30:91:4f:23:
        b0:b1:58:ab:21:96:26:a4:1b:54:bd:be:78:ec:6f:a0:f7:7a:
        e1:2f:f5:24:97:35:2f:8a:6e:ab:9f:c2:50:ea:84:c0:a6:59:
        77:fc:74:10:b2:c4:57:df:4e:8e:fb:b6:44:41:86:49:cd:6b:
        0e:9f:02:dc

nginx1.18.0

HTTP/1.1 200 OK
Server: nginx/1.18.0 (Ubuntu)
Date: Sat, 04 Jan 2025 10:00:18 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
X-Robots-Tag: noindex, nofollow, nosnippet, noarchive