# known IPs of any DNS located in China:
china = {
    "1.1.8.8",
    "1.1.8.9",
    "1.2.4.8",
    "1.8.1.8",
    "1.8.8.8",
    "58.213.28.126",
    "58.221.250.86",
    "58.222.226.146",
    "114.254.201.131",
    # "204.13.152.3",  # not china but seems to be poisoned
    "218.94.128.126",
    "218.94.193.170",
    "218.107.55.108",
    "221.231.0.210",
    "222.216.2.236",
}

# known IPs (not servers) that are used to deny access to websites:
blocks = {
    "1.2.3.4",          # timeout
    "5.129.186.222",
    "31.204.161.41",
    "34.218.72.125",
    "36.86.63.185",
    "49.128.177.13",
    "52.15.96.207",
    "54.242.237.204",
    "62.77.154.37",
    "62.85.160.222",
    "62.113.48.25",
    "64.13.232.149",
    "85.214.151.164",
    "91.195.127.75",
    "93.158.134.250",
    "95.77.94.80",
    "114.6.128.8",
    "118.97.116.27",
    "119.235.29.59",
    "124.40.255.99",
    "146.112.61.104",
    "146.112.61.105",
    "146.112.61.106",
    "146.112.61.107",
    "146.112.61.108",
    "146.112.61.109",
    "146.112.61.110",
    "146.112.61.111",
    "146.112.61.112",
    "146.112.61.113",
    "163.28.10.160",
    "165.21.74.4",
    "175.139.142.25",
    "176.103.130.130",
    "176.103.130.131",
    "176.103.130.132",
    "176.103.130.133",
    "176.103.130.134",
    "176.103.130.135",
    "182.93.64.126",
    "188.186.157.49",
    "192.99.140.48",
    "193.58.251.1",
    "195.46.39.1",
    "195.175.254.2",
    "195.186.208.169",
    "195.208.152.206",
    "195.234.22.137",
    "202.40.187.91",
    "202.162.209.133",
    "202.165.36.253",
    "202.169.44.80",
    "203.119.13.75",
    "203.119.13.76",
    "203.119.13.77",
    "203.119.13.78",
    "203.190.55.217",
    "203.195.99.1",
    "213.177.28.90",
    "213.224.83.39",
    "217.175.53.72",
}

block_checks = [
    "156.154.112.",
    "156.154.113.",
    "156.154.175.",
    "156.154.176.",
]

gfw_ips = {
    "4.36.66.178",
    "8.7.198.45",
    "8.7.198.46",
    "23.101.24.70",
    "23.225.141.210",
    "23.234.30.58",
    "38.121.72.166",
    "39.109.122.128",
    "45.114.11.25",
    "45.114.11.238",
    "46.82.174.68",
    "46.82.174.69",
    "47.88.58.234",
    "49.2.123.56",
    "50.87.93.246",
    "52.58.1.161",
    "54.76.135.1",
    "54.89.135.129",
    "54.234.18.200",
    "54.245.22.188",
    "59.24.3.173",
    "59.24.3.174",
    "65.49.68.152",
    "66.220.146.94",
    "66.220.147.11",
    "66.220.147.47",
    "66.220.149.18",
    "66.220.149.32",
    "66.220.149.99",
    "66.220.151.20",
    "66.220.152.17",
    "66.220.155.12",
    "66.220.155.14",
    "66.220.158.32",
    "67.15.100.252",
    "67.15.129.210",
    "67.228.102.32",
    "67.228.235.91",
    "67.228.235.93",
    "67.230.169.182",
    "69.63.176.15",
    "69.63.176.59",
    "69.63.176.143",
    "69.63.178.13",
    "69.63.180.173",
    "69.63.181.11",
    "69.63.181.12",
    "69.63.184.14",
    "69.63.184.30",
    "69.63.184.142",
    "69.63.186.30",
    "69.63.186.31",
    "69.63.187.12",
    "69.63.189.16",
    "69.63.190.26",
    "74.86.3.208",
    "74.86.12.172",
    "74.86.12.173",
    "74.86.17.48",
    "74.86.118.24",
    "74.86.142.55",
    "74.86.151.162",
    "74.86.151.167",
    "74.86.226.234",
    "74.86.228.110",
    "75.126.2.43",
    "75.126.33.156",
    "75.126.115.192",
    "75.126.124.162",
    "75.126.135.131",
    "75.126.150.210",
    "75.126.164.178",
    "75.126.215.88",
    "77.4.7.92",
    "78.16.49.15",
    "88.191.249.182",
    "88.191.249.183",
    "88.191.253.157",
    "93.46.8.89",
    "93.46.8.90",
    "93.179.102.140",
    "98.159.108.57",
    "98.159.108.61",
    "103.39.76.66",
    "103.42.176.244",
    "103.56.16.112",
    "103.73.161.52",
    "103.97.3.19",
    "103.97.176.73",
    "103.200.30.143",
    "103.200.30.245",
    "103.214.168.106",
    "103.226.246.99",
    "103.228.130.61",
    "103.240.180.117",
    "103.240.182.55",
    "103.246.246.144",
    "103.252.114.61",
    "103.252.114.101",
    "103.252.115.153",
    "103.252.115.165",
    "103.252.115.169",
    "104.244.46.5",
    "104.244.46.52",
    "104.244.46.57",
    "104.244.46.63",
    "104.244.46.71",
    "104.244.46.93",
    "104.244.46.185",
    "104.244.46.244",
    "108.160.161.20",
    "108.160.162.31",
    "108.160.162.102",
    "108.160.162.104",
    "108.160.163.108",
    "108.160.163.112",
    "108.160.165.8",
    "108.160.165.9",
    "108.160.165.11",
    "108.160.165.53",
    "108.160.165.55",
    "108.160.165.141",
    "108.160.165.147",
    "108.160.165.211",
    "108.160.165.212",
    "108.160.166.42",
    "108.160.166.49",
    "108.160.166.57",
    "108.160.166.61",
    "108.160.167.30",
    "108.160.167.148",
    "108.160.167.156",
    "108.160.167.165",
    "108.160.167.174",
    "108.160.169.179",
    "108.160.169.181",
    "108.160.169.185",
    "108.160.169.186",
    "108.160.170.26",
    "108.160.170.33",
    "108.160.170.41",
    "108.160.170.43",
    "108.160.170.44",
    "108.160.170.45",
    "108.160.170.51",
    "108.160.172.1",
    "108.160.172.200",
    "108.160.172.204",
    "108.160.173.207",
    "111.243.214.169",
    "114.43.24.59",
    "118.193.240.37",
    "118.193.240.41",
    "119.28.87.227",
    "122.10.85.4",
    "128.121.146.101",
    "128.121.146.228",
    "128.121.146.235",
    "128.242.240.20",
    "128.242.240.85",
    "128.242.240.91",
    "128.242.240.117",
    "128.242.240.149",
    "148.163.48.215",
    "150.107.3.176",
    "154.83.14.134",
    "154.83.15.20",
    "154.83.15.45",
    "154.85.102.30",
    "154.85.102.32",
    "156.233.67.243",
    "157.240.8.41",
    "157.240.10.32",
    "157.240.17.41",
    "157.240.17.50",
    "159.138.20.20",
    "162.125.17.131",
    "162.125.32.2",
    "162.125.32.5",
    "162.125.32.6",
    "162.125.32.9",
    "162.125.32.15",
    "162.125.34.133",
    "162.220.12.226",
    "173.244.217.42",
    "173.252.73.48",
    "173.252.88.67",
    "173.252.100.21",
    "173.252.100.32",
    "173.252.102.16",
    "173.252.102.241",
    "173.252.103.64",
    "173.252.110.21",
    "174.36.196.242",
    "174.36.228.136",
    "174.37.54.20",
    "174.37.154.236",
    "174.37.175.229",
    "184.173.136.86",
    "185.45.7.165",
    "185.45.7.189",
    "185.60.216.11",
    "185.60.219.41",
    "192.133.77.59",
    "192.133.77.133",
    "192.133.77.189",
    "192.133.77.191",
    "192.133.77.197",
    "197.4.4.12",
    "198.27.124.186",
    "198.44.185.131",
    "199.16.158.190",
    "199.59.148.97",
    "199.59.148.209",
    "199.59.149.136",
    "199.59.149.244",
    "199.59.150.49",
    "199.96.58.15",
    "199.96.58.105",
    "199.96.58.157",
    "199.96.58.177",
    "199.96.59.95",
    "199.96.62.17",
    "199.96.63.53",
    "199.96.63.75",
    "202.53.137.209",
    "202.160.128.14",
    "202.160.128.40",
    "202.160.128.195",
    "202.160.128.205",
    "202.160.128.210",
    "202.160.128.238",
    "202.160.129.6",
    "202.160.129.36",
    "202.160.129.37",
    "202.160.129.164",
    "202.160.130.7",
    "202.160.130.66",
    "202.160.130.118",
    "202.160.130.145",
    "203.98.7.65",
    "203.111.254.117",
    "203.161.230.171",
    "205.186.152.122",
    "208.31.254.33",
    "208.43.170.231",
    "208.43.237.140",
    "208.77.47.172",
    "208.101.21.43",
    "208.101.60.87",
    "209.95.56.60",
    "210.56.51.192",
    "210.56.51.193",
    "210.209.84.142",
    "211.104.160.39",
    "243.185.187.39",
    "249.129.46.48",
    "253.157.14.165",
}

bogon_checks = [
    "0.",
    "10.",
    "127.",
    "169.254.",
    "192.0.0.",
    "192.0.2.",
    "192.168.",
    "198.18.",
    "198.19.",
    "198.51.100.",
    "203.0.113.",
] + [
    "100.{}.".format(i) for i in range(64, 128)
] + [
    "172.{}.".format(i) for i in range(16, 32)
] + [
    "{}.".format(i) for i in range(224, 256)
]


def is_bogon(ip):
    return any(ip.startswith(check) for check in bogon_checks)


def is_block_target(ip):
    if ip in blocks:
        return True
    return any(ip.startswith(check) for check in block_checks)