距离误差
| # | 提供商 | 中位数 (km) | 测试 |
|---|---|---|---|
| 1 | BigDataCloud | 2.84 ±0.36 | 386 |
| 2 | IPGeolocation | 4.84 ±1.24 | 386 |
| 2 | IPInfo | 4.87 ±0.73 | 386 |
| 2 | IPRegistry | 4.92 ±0.50 | 367 |
| 2 | IPLocate | 5.44 ±2.07 | 386 |
| 2 | Pangea IP Intel | 5.46 ±1.77 | 373 |
| 2 | IP2Location | 5.89 ±2.18 | 384 |
| 2 | ipapi.is | 5.93 ±2.20 | 382 |
| 3 | MaxMind GeoLite2 | 9.04 ±1.33 | 386 |
| 3 | ipdata | 9.88 ±0.82 | 335 |
| 3 | ip-api.com | 9.91 ±2.84 | 121 |
国家
| # | 提供商 | 准确率 | 测试 |
|---|---|---|---|
| 1 | BigDataCloud | 99.74% ±0.70% | 386 |
| 1 | IPGeolocation | 99.74% ±0.70% | 386 |
| 1 | IPInfo | 99.74% ±0.70% | 386 |
| 1 | IPLocate | 99.74% ±0.70% | 386 |
| 1 | IP2Location | 99.74% ±0.71% | 384 |
| 1 | ipapi.is | 99.74% ±0.71% | 382 |
| 1 | MaxMind GeoLite2 | 99.74% ±0.70% | 386 |
| 1 | IPRegistry | 99.73% ±0.74% | 367 |
| 1 | Pangea IP Intel | 99.73% ±0.73% | 373 |
| 1 | ip-api.com | 99.17% ±2.19% | 121 |
| 1 | ipdata | 99.10% ±1.15% | 335 |
地区
| # | 提供商 | 准确率 | 测试 |
|---|---|---|---|
| 1 | MaxMind GeoLite2 | 83.97% ±3.75% | 386 |
| 1 | BigDataCloud | 83.68% ±3.68% | 386 |
| 1 | IPInfo | 82.25% ±3.82% | 386 |
| 1 | ipdata | 82.21% ±4.33% | 335 |
| 1 | IPRegistry | 81.74% ±3.95% | 367 |
| 1 | IP2Location | 77.34% ±4.17% | 384 |
| 1 | ipapi.is | 75.85% ±4.28% | 382 |
| 2 | IPGeolocation | 75.39% ±4.28% | 386 |
| 2 | ip-api.com | 73.55% ±7.77% | 121 |
| 2 | IPLocate | 68.94% ±7.08% | 386 |
城市
| # | 提供商 | 准确率 | 测试 |
|---|---|---|---|
| 1 | BigDataCloud | 68.65% ±4.61% | 386 |
| 1 | MaxMind GeoLite2 | 67.77% ±4.79% | 386 |
| 1 | IPInfo | 66.84% ±4.68% | 386 |
| 1 | ipdata | 63.95% ±5.46% | 335 |
| 1 | Pangea IP Intel | 63.81% ±4.85% | 373 |
| 1 | IPRegistry | 63.22% ±4.91% | 367 |
| 2 | IPGeolocation | 58.81% ±4.89% | 386 |
| 2 | IP2Location | 57.29% ±4.92% | 384 |
| 2 | IPLocate | 56.22% ±4.93% | 386 |
| 2 | ipapi.is | 53.66% ±4.98% | 382 |
| 2 | ip-api.com | 51.24% ±8.77% | 121 |
在当前样本量下，领先的服务商之间无法作出统计学上的区分：国家 (11), 地区 (7), 城市 (6)。共享同一名次的服务商，其 95% 置信区间相互重叠，并按距离误差排序。
排名采用逆方差加权聚合方式，GPS精度越高的提交权重越大。精度低于1公里的提交按1公里计算，因此单次提交无法左右某个提供商的得分。GPS精度超过5公里的提交将被排除。为防止重复测试导致评分膨胀，每个IP和位置在每7天窗口内仅计算最新一次提交。 了解更多关于方法论的信息。
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