iphunter to hunt a fatest http response. usage iphunter(iplist,check_call_back[,timeout]); import iphunter from 'iphunter'; iphunter([ '192.168.99.199', 'baidu.com', 'aliyun.com', 'qq.com', '192.168.99.100', '127.0.0.0:8080', '192.168.1.48:8080', 'localhost:8080'], function (fatest_ip_response) { if(!fatest_ip_response) return console.error('nothing!'); console.log('done -> ', fatest_ip_response);},3000)