Postfix smtpd

220 dbddb639-cef3-4004-a364-07cc6748eb75 ESMTP Postfix (Ubuntu)
250-dbddb639-cef3-4004-a364-07cc6748eb75
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:
            d4:7d:77:e6:bf:e9:ae:bd
        Signature Algorithm: sha256WithRSAEncryption
        Issuer: CN=dbddb639-cef3-4004-a364-07cc6748eb75
        Validity
            Not Before: Oct 15 18:18:37 2018 GMT
            Not After : Oct 12 18:18:37 2028 GMT
        Subject: CN=dbddb639-cef3-4004-a364-07cc6748eb75
        Subject Public Key Info:
            Public Key Algorithm: rsaEncryption
                Public-Key: (2048 bit)
                Modulus:
                    00:bd:79:c1:b4:8b:6d:29:73:6a:d4:14:ff:b7:37:
                    8e:aa:ce:38:17:d3:e3:81:b2:bb:8d:28:e3:2f:94:
                    1c:7d:88:6b:86:bd:8b:13:1a:09:c6:a0:0d:23:a5:
                    55:aa:44:f3:49:9e:ab:d1:d4:dd:62:25:d3:e3:dd:
                    81:3a:92:fd:e3:73:ed:3a:90:5b:00:d5:2b:0c:5e:
                    2d:fe:aa:a2:3c:47:ec:99:a6:0f:f9:58:4c:6a:c3:
                    c0:33:b4:20:67:f2:42:19:3b:c2:db:2b:b5:ae:f3:
                    9f:6e:48:2e:ab:ff:92:9c:b9:6f:e3:6a:cc:a1:c5:
                    39:4a:4b:4a:92:a0:df:cf:3f:eb:89:63:0b:40:1c:
                    fe:8e:1c:e5:5a:05:25:15:76:b2:a2:cd:4d:23:db:
                    e5:75:05:47:e4:fd:e3:91:bf:87:53:45:67:8d:1b:
                    f6:30:31:35:de:6a:e7:7c:18:e9:10:0e:70:59:17:
                    73:21:1a:f5:ab:a2:35:1f:dc:79:98:33:36:32:3f:
                    8a:1d:11:cb:32:b4:5c:09:5a:03:49:d9:ad:a7:f0:
                    3d:da:ed:a5:63:84:e6:cb:97:cf:94:6d:44:95:01:
                    3c:c2:20:ba:9b:7a:88:49:76:1f:14:4b:4d:38:e4:
                    00:f5:f9:ac:41:61:43:08:87:a8:56:8e:9d:1f:ad:
                    64:db
                Exponent: 65537 (0x10001)
        X509v3 extensions:
            X509v3 Basic Constraints: 
                CA:FALSE
    Signature Algorithm: sha256WithRSAEncryption
    Signature Value:
        42:ca:2e:ca:79:a5:88:de:83:62:74:93:20:86:8a:5b:20:cc:
        5a:7a:37:3f:77:48:96:9c:42:86:45:c5:d0:f2:1e:3c:28:89:
        97:9c:c6:30:60:0d:6d:4e:69:5e:3e:3c:42:b7:6e:da:6a:0d:
        09:9b:1c:ac:6d:bf:64:e3:c3:f0:b5:a0:d8:6f:ec:d3:4c:60:
        e8:3c:e5:1f:a2:35:f2:15:3e:d0:e3:24:96:b5:5e:a5:b7:4b:
        07:0d:6b:18:b7:f6:2a:90:af:a6:09:42:99:ed:0a:8e:75:45:
        8f:f2:26:47:77:51:f2:f7:a7:56:b6:23:36:ef:7d:1f:e3:59:
        87:73:3a:42:eb:04:9d:68:ac:b8:64:99:28:8f:68:e6:39:f2:
        02:b7:d6:93:1e:4c:63:69:08:76:fd:6f:1a:69:69:71:07:48:
        59:b6:a7:ed:60:ab:64:a4:9c:2e:ef:ee:49:8a:7e:c4:13:6a:
        3d:68:79:55:ca:fb:37:18:f8:04:1f:76:87:27:75:7e:51:0f:
        64:4e:ef:66:c1:85:3c:ac:e7:a0:f1:bf:5d:20:cb:b0:f4:c9:
        5a:6f:85:dd:b0:d9:89:c1:8e:ca:00:39:88:c2:87:61:79:c5:
        95:bb:73:b8:f7:bd:71:4c:fa:74:26:f7:96:3c:41:9e:c1:a4:
        3c:4b:cc:0f

07:CC:67:48:EB:75
    Unknown

9.18.28-0ubuntu0.22.04.1-Ubuntu
Resolver name: 112a824f-eca8-eb84-e8fa-9757282c5b5d

9.18.30-0ubuntu0.22.04.1-Ubuntu
Resolver name: 112a824f-eca8-eb84-e8fa-9757282c5b5d

404 Not Found

HTTP/1.1 404 Not Found
Content-Length: 189
Content-Type: text/html; charset=UTF-8
Date: Wed, 08 Jan 2025 22:50:36 GMT
Server: Caddy
Server: Apache