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Ip location query.

  • 0.0.1
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iputil

查询指定 ip 所在地.

支持的 IP 数据格式

10.5.18.0, 10.5.18.255, 中国, 福建, null, 中国福建省
10.5.0.0, 10.5.255.255, 中国, 福建, 福州, 中国福建省
1.0.0.0, 1.0.0.255, 澳大利亚, null, null, 澳大利亚
1.0.1.0, 1.0.3.255, 中国, 福建, null, 中国福建省
1.0.4.0, 1.0.7.255, 澳大利亚, null, null, 澳大利亚
1.0.8.0, 1.0.15.255, 中国, 广东, null, 中国广东省

使用

var IpUtil = require('iputil');

ipUtil = new IpUtil('ip-utf8.txt', 'utf8');

ipUtil.getIpInfo('1.12.0.0').country; // 中国
ipUtil.getIpInfo('1.12.0.0').province; // 北京
ipUtil.getIpInfo('1.12.0.0').city; // 北京   );

ipUtil_gbk = new IpUtil('ip-gbk.txt');

ipUtil_gbk.getIpInfo('1.12.0.0').country; // 中国
ipUtil_gbk.getIpInfo('1.12.0.0').province; // 北京
ipUtil_gbk.getIpInfo('1.12.0.0').city; // 北京 ;

注意

用到了 es6 的生成器, 所以需要使用 node 0.11.x 以上的版本.

Benchmark

$ node benchmark.js
initing iputil
done, use 9088 ms
iputil.getIpInfo("115.193.152.250"): {"startIp":1942067200,"endIp":1942067455,"country":"中国","province":"浙江","city":"杭州","address":"中国浙江省杭州市萧山区"}
iputil.getIpInfo("222.73.68.35"): {"startIp":3729342720,"endIp":3729343999,"country":"中国","province":"上海","city":"上海","address":"中国上海市浦东区"}
iputil.getIpInfo("220.191.113.36"): {"startIp":3703533568,"endIp":3703534591,"country":"中国","province":"浙江","city":"杭州","address":"中国浙江省杭州市萧山区"}
iputil.getIpInfo() one ip x 698,317 ops/sec ±2.01% (92 runs sampled)
Fastest is iputil.getIpInfo() one ip

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Package last updated on 21 Apr 2014

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