{
    "Google":{
        "Primary": "8.8.8.8",
        "Secondary": "8.8.4.4"
    },
    "Cloudflare":{
        "Primary": "1.1.1.1",
        "Secondary": "1.0.0.1"
    },
    "Cloudflare_Malware":{
        "Primary": "1.1.1.2",
        "Secondary": "1.0.0.2"
    },
    "Cloudflare_Malware_Adult":{
        "Primary": "1.1.1.3",
        "Secondary": "1.0.0.3"
    },
    "Level3":{
        "Primary": "4.2.2.2",
        "Secondary": "4.2.2.1"
    },
    "Open_DNS":{
        "Primary": "208.67.222.222",
        "Secondary": "208.67.220.220"
    },
    "Quad9":{
        "Primary": "9.9.9.9",
        "Secondary": "149.112.112.112"
    }
}