EmailStuff

SPF spf-0.secureserver.net

This seems to be a healthy SPF record
This SPF record has 1/10 terms that cause DNS queries

This is an approximate list of the IP addresses that the domain spf-0.secureserver.net allows email to be sent from according to their SPF record

secureserver
50.63.8.0/22 (1024 addresses)
52.26.164.15/32 (1 address)
52.89.65.132/32 (1 address)
54.184.82.65/32 (1 address)
54.214.222.76/32 (1 address)
68.178.181.0/24 (256 addresses)
68.178.213.0/24 (256 addresses)
68.178.252.0/24 (256 addresses)
72.167.168.0/24 (256 addresses)
72.167.172.0/24 (256 addresses)
72.167.218.0/24 (256 addresses)
72.167.234.0/24 (256 addresses)
72.167.238.0/24 (256 addresses)
92.204.65.0/28 (16 addresses)
92.204.71.0/24 (256 addresses)
92.204.81.0/24 (256 addresses)
97.74.135.0/24 (256 addresses)
132.148.124.0/24 (256 addresses)
173.201.192.0/23 (512 addresses)
182.50.132.0/24 (256 addresses)
184.168.128.0/24 (256 addresses)
184.168.131.0/24 (256 addresses)
184.168.200.0/24 (256 addresses)
184.168.224.0/24 (256 addresses)
188.121.52.0/23 (512 addresses)
198.71.224.0/19 (8192 addresses)
208.109.80.0/24 (256 addresses)
216.69.139.0/24 (256 addresses)
outlook
40.92.0.0/15 (131072 addresses)
40.107.0.0/16 (65536 addresses)
52.100.0.0/14 (262144 addresses)
104.47.0.0/17 (32768 addresses)
2a01:111:f400::/48
2a01:111:f403::/49
2a01:111:f403:8000::/51
2a01:111:f403:c000::/51
2a01:111:f403:f000::/52
QueryResponse
spf-0.secureserver.net TXT
 spf-0.secureserver.net TXTv=spf1 ip4:97.74.135.0/24 ip4:72.167.238.0/24 ip4:72.167.234.0/24 ip4:72.167.218.0/24 ip4:68.178.252.0/24 ip4:68.178.213.0/24 ip4:216.69.139.0/24 ip4:208.109.80.0/24 ip4:92.204.81.0/24 ip4:198.71.224.0/19 ip4:184.168.224.0/24 ip4:184.168.200.0/24 ip4:184. 168.131.0/24 ip4:184.168.128.0/24 ip4:92.204.65.0/28 ip4:182.50.132.0/24 ip4:173.201.192.0/23 ip4:72.167.168.0/24 ip4:92.204.71.0/24 ip4:132.148.124.0/24 ip4:72.167.172.0/24 ip4:188.121.52.0/24 ip4:188.121.53.0/24 ip4:52.89.65.132 ip4:54.214.222.76 ip4:54 .184.82.65 ip4:52.26.164.15 ip4:68.178.181.0/24 ip4:50.63.8.0/22 include:spf.protection.outlook.com -all
spf.protection.outlook.com TXT
 spf.protection.outlook.com TXTv=spf1 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/51 ip6:2a01:111:f403:c000::/51 ip6:2a01:111:f403:f000::/52 -all

Internal debug code. Here be dragons.

qcount => [
  {
    "param" => "spf-0.secureserver.net",
    "query" => "root",
    "record" => ""
  },
  {
    "param" => "spf.protection.outlook.com",
    "query" => "include",
    "record" => "spf-0.secureserver.net"
  }
]

errors => [
  "0This seems to be a healthy SPF record",
  "0This SPF record has 1/10 terms that cause DNS queries"
]

record => {
  "outlook" => [
    "40.92.0.0/15",
    "40.107.0.0/16",
    "52.100.0.0/14",
    "104.47.0.0/17",
    "2a01:111:f400::/48",
    "2a01:111:f403::/49",
    "2a01:111:f403:8000::/51",
    "2a01:111:f403:c000::/51",
    "2a01:111:f403:f000::/52"
  ],
  "secureserver" => [
    "50.63.8.0/22",
    "52.26.164.15/32",
    "52.89.65.132/32",
    "54.184.82.65/32",
    "54.214.222.76/32",
    "68.178.181.0/24",
    "68.178.213.0/24",
    "68.178.252.0/24",
    "72.167.168.0/24",
    "72.167.172.0/24",
    "72.167.218.0/24",
    "72.167.234.0/24",
    "72.167.238.0/24",
    "92.204.65.0/28",
    "92.204.71.0/24",
    "92.204.81.0/24",
    "97.74.135.0/24",
    "132.148.124.0/24",
    "173.201.192.0/23",
    "182.50.132.0/24",
    "184.168.128.0/24",
    "184.168.131.0/24",
    "184.168.200.0/24",
    "184.168.224.0/24",
    "188.121.52.0/23",
    "198.71.224.0/19",
    "208.109.80.0/24",
    "216.69.139.0/24"
  ]
}

queries => [
  {
    "__" => "\336\375\201\200\0\1\0\1\0\0\0\0\5spf-0\fsecureserver\3net\0\0\20\0\1\300\f\0\20\0\1\0\0\16\20\2i\377v=spf1 ip4:97.74.135.0/24 ip4:72.167.238.0/24 ip4:72.167.234.0/24 ip4:72.167.218.0/24 ip4:68.178.252.0/24 ip4:68.178.213.0/24 ip4:216.69.139.0/24 ip4:208.109.80.0/24 ip4:92.204.81.0/24 ip4:198.71.224.0/19 ip4:184.168.224.0/24 ip4:184.168.200.0/24 ip4:184.\377168.131.0/24 ip4:184.168.128.0/24 ip4:92.204.65.0/28 ip4:182.50.132.0/24 ip4:173.201.192.0/23 ip4:72.167.168.0/24 ip4:92.204.71.0/24 ip4:132.148.124.0/24 ip4:72.167.172.0/24 ip4:188.121.52.0/24 ip4:188.121.53.0/24 ip4:52.89.65.132 ip4:54.214.222.76 ip4:54h.184.82.65 ip4:52.26.164.15 ip4:68.178.181.0/24 ip4:50.63.8.0/22 include:spf.protection.outlook.com -all",
    "aa" => "",
    "ad" => "",
    "an" => [
      [
        "spf-0.secureserver.net",
        "txt",
        "in",
        3600,
        "v=spf1 ip4:97.74.135.0/24 ip4:72.167.238.0/24 ip4:72.167.234.0/24 ip4:72.167.218.0/24 ip4:68.178.252.0/24 ip4:68.178.213.0/24 ip4:216.69.139.0/24 ip4:208.109.80.0/24 ip4:92.204.81.0/24 ip4:198.71.224.0/19 ip4:184.168.224.0/24 ip4:184.168.200.0/24 ip4:184.",
        "168.131.0/24 ip4:184.168.128.0/24 ip4:92.204.65.0/28 ip4:182.50.132.0/24 ip4:173.201.192.0/23 ip4:72.167.168.0/24 ip4:92.204.71.0/24 ip4:132.148.124.0/24 ip4:72.167.172.0/24 ip4:188.121.52.0/24 ip4:188.121.53.0/24 ip4:52.89.65.132 ip4:54.214.222.76 ip4:54",
        ".184.82.65 ip4:52.26.164.15 ip4:68.178.181.0/24 ip4:50.63.8.0/22 include:spf.protection.outlook.com -all"
      ]
    ],
    "ar" => [],
    "cd" => "",
    "id" => 57085,
    "ns" => [],
    "op" => "query",
    "qd" => [
      [
        "spf-0.secureserver.net",
        "txt",
        "in"
      ]
    ],
    "qr" => 1,
    "ra" => 1,
    "rc" => "noerror",
    "rd" => 1,
    "tc" => ""
  },
  {
    "__" => "\351]\201\200\0\1\0\1\0\0\0\0\3spf\nprotection\aoutlook\3com\0\0\20\0\1\300\f\0\20\0\1\0\0\2X\0\325\324v=spf1 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/51 ip6:2a01:111:f403:c000::/51 ip6:2a01:111:f403:f000::/52 -all",
    "aa" => "",
    "ad" => "",
    "an" => [
      [
        "spf.protection.outlook.com",
        "txt",
        "in",
        600,
        "v=spf1 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/51 ip6:2a01:111:f403:c000::/51 ip6:2a01:111:f403:f000::/52 -all"
      ]
    ],
    "ar" => [],
    "cd" => "",
    "id" => 59741,
    "ns" => [],
    "op" => "query",
    "qd" => [
      [
        "spf.protection.outlook.com",
        "txt",
        "in"
      ]
    ],
    "qr" => 1,
    "ra" => 1,
    "rc" => "noerror",
    "rd" => 1,
    "tc" => ""
  }
]

ipsizes => {
  "104.47.0.0/17" => 32768,
  "132.148.124.0/24" => 256,
  "173.201.192.0/23" => 512,
  "182.50.132.0/24" => 256,
  "184.168.128.0/24" => 256,
  "184.168.131.0/24" => 256,
  "184.168.200.0/24" => 256,
  "184.168.224.0/24" => 256,
  "188.121.52.0/23" => 512,
  "198.71.224.0/19" => 8192,
  "208.109.80.0/24" => 256,
  "216.69.139.0/24" => 256,
  "40.107.0.0/16" => 65536,
  "40.92.0.0/15" => 131072,
  "50.63.8.0/22" => 1024,
  "52.100.0.0/14" => 262144,
  "52.26.164.15/32" => 1,
  "52.89.65.132/32" => 1,
  "54.184.82.65/32" => 1,
  "54.214.222.76/32" => 1,
  "68.178.181.0/24" => 256,
  "68.178.213.0/24" => 256,
  "68.178.252.0/24" => 256,
  "72.167.168.0/24" => 256,
  "72.167.172.0/24" => 256,
  "72.167.218.0/24" => 256,
  "72.167.234.0/24" => 256,
  "72.167.238.0/24" => 256,
  "92.204.65.0/28" => 16,
  "92.204.71.0/24" => 256,
  "92.204.81.0/24" => 256,
  "97.74.135.0/24" => 256
}