Extend ssh fingerprints to include DSA

fingerprints

/* https://www.shodan.io/host/128.104.222.95 */
~/ssh_scan (master ✔) ᐅ ./bin/ssh_scan --suppress-update-status -t 128.104.222.95
I, [2016-10-22T16:32:56.293495 #31222]  INFO -- : Started ssh_scan of 128.104.222.95
I, [2016-10-22T16:33:05.999246 #31222]  INFO -- : Completed ssh_scan of 128.104.222.95
[
  {
    "ssh_scan_version": "0.0.15",
    "ip": "128.104.222.95",
    "port": 22,
    "server_banner": "SSH-2.0-OpenSSH_6.6.1p1 Ubuntu-2ubuntu2.8",
    "ssh_version": 2.0,
    "os": "ubuntu",
    "os_cpe": "o:canonical:ubuntu:14.04",
    "ssh_lib": "openssh",
    "ssh_lib_cpe": "a:openssh:openssh:6.6.1p1",
    "cookie": "f123428e210e8f9e8f33e8ae1ef6beeb",
    "key_algorithms": [
      "[email protected]",
      "ecdh-sha2-nistp256",
      "ecdh-sha2-nistp384",
      "ecdh-sha2-nistp521",
      "diffie-hellman-group-exchange-sha256",
      "diffie-hellman-group-exchange-sha1",
      "diffie-hellman-group14-sha1",
      "diffie-hellman-group1-sha1"
    ],
    "server_host_key_algorithms": [
      "ssh-rsa",
      "ssh-dss"
    ],
    "encryption_algorithms_client_to_server": [
      "aes128-ctr",
      "aes192-ctr",
      "aes256-ctr",
      "arcfour256",
      "arcfour128",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "aes128-cbc",
      "3des-cbc",
      "blowfish-cbc",
      "cast128-cbc",
      "aes192-cbc",
      "aes256-cbc",
      "arcfour",
      "[email protected]"
    ],
    "encryption_algorithms_server_to_client": [
      "aes128-ctr",
      "aes192-ctr",
      "aes256-ctr",
      "arcfour256",
      "arcfour128",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "aes128-cbc",
      "3des-cbc",
      "blowfish-cbc",
      "cast128-cbc",
      "aes192-cbc",
      "aes256-cbc",
      "arcfour",
      "[email protected]"
    ],
    "mac_algorithms_client_to_server": [
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "hmac-md5",
      "hmac-sha1",
      "[email protected]",
      "[email protected]",
      "hmac-sha2-256",
      "hmac-sha2-512",
      "hmac-ripemd160",
      "[email protected]",
      "hmac-sha1-96",
      "hmac-md5-96"
    ],
    "mac_algorithms_server_to_client": [
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "[email protected]",
      "hmac-md5",
      "hmac-sha1",
      "[email protected]",
      "[email protected]",
      "hmac-sha2-256",
      "hmac-sha2-512",
      "hmac-ripemd160",
      "[email protected]",
      "hmac-sha1-96",
      "hmac-md5-96"
    ],
    "compression_algorithms_client_to_server": [
      "none",
      "[email protected]"
    ],
    "compression_algorithms_server_to_client": [
      "none",
      "[email protected]"
    ],
    "languages_client_to_server": [

    ],
    "languages_server_to_client": [

    ],
    "hostname": "",
    "auth_methods": [
      "publickey",
      "password"
    ],
    "fingerprints": {
      "rsa": {
        "md5": "1f:f4:d6:18:e3:4d:18:04:89:19:af:90:53:dd:90:0b",
        "sha1": "22:3f:f5:16:ac:34:39:a2:e8:76:6b:06:3d:f1:4e:9c:21:1b:a5:31",
        "sha256": "fe:8a:07:dd:7e:60:1e:8c:88:15:81:68:97:c4:76:bb:45:e9:c4:c1:a0:9a:5b:d1:ce:73:d8:b2:e0:5d:1a:e5"
      },
      "dsa": {
        "md5": "26:a8:60:dc:c6:a0:5a:68:7f:3c:59:3c:59:de:13:06",
        "sha1": "ae:65:0c:e3:0e:89:a7:2c:57:2a:c2:d3:bc:e6:ec:60:03:67:09:c9",
        "sha256": "f2:ef:66:35:91:db:a2:a9:1b:93:45:55:12:03:1e:a8:fd:16:e1:5c:bc:ef:f1:6a:d8:c5:69:c0:b4:41:07:bc"
      }
    },
    "start_time": "2016-10-22 16:32:56 +0530",
    "end_time": "2016-10-22 16:33:05 +0530",
    "scan_duration_seconds": 9.705549181,
    "duplicate_host_key_ips": [

    ],
    "compliance": {
      "policy": "Mozilla Modern",
      "compliant": false,
      "recommendations": [
        "Remove these Key Exchange Algos: diffie-hellman-group-exchange-sha1, diffie-hellman-group14-sha1, diffie-hellman-group1-sha1",
        "Remove these MAC Algos: [email protected], [email protected], [email protected], [email protected], [email protected], [email protected], hmac-md5, hmac-sha1, [email protected], hmac-ripemd160, [email protected], hmac-sha1-96, hmac-md5-96",
        "Remove these Encryption Ciphers: arcfour256, arcfour128, aes128-cbc, 3des-cbc, blowfish-cbc, cast128-cbc, aes192-cbc, aes256-cbc, arcfour, [email protected]",
        "Remove these Authentication Methods: password"
      ],
      "references": [
        "https://wiki.mozilla.org/Security/Guidelines/OpenSSH"
      ]
    }
  }
]