{
  "ok": true,
  "service": "ippure-ip-api",
  "usage": [
    "GET /?ip=1.1.1.1",
    "GET /1.1.1.1",
    "GET /api/1.1.1.1",
    "GET /simple/1.1.1.1          (精简输出，只含网页首页那几行)",
    "GET /?ip=1.1.1.1&format=simple",
    "GET /?ip=example.com   (域名会先通过 DoH 解析)"
  ],
  "fields": [
    "ip",
    "asn (number/organization/domain/type/network)",
    "ip_range",
    "traffic (human/bot 百分比)",
    "location (IP2Location / DB-IP / MaxMind / Bilibili)",
    "ip_source (原生IP / 广播IP)",
    "ip_attribute (机房IP / 住宅IP / 商业宽带 …)",
    "ippure.risk_score + level (系数分段)"
  ]
}