什么是Alexa排名?
Alexa排名是指网站的世界排名，主要分为综合排名和分类排名，Alexa网站查询提供了包括综合排名、到访量排名、页面访问量排名等多个评价指标信息查询，大多数人把它当作当前较为权威的网站访问量评价指标。
Alexa网站查询接口: http://www.haoservice.com/docs/45
支持格式: json
接口形式:http
{
"error_code":0, "reason":"Success", "result":{ "domain":"baidu.com",/*站点域名*/ "daily_pageview":null,/*每日综合浏览量*/ "daily_ads_revenue":"￥15,383,505",/*每日广告收入*/ "traffic_rank":"5",/*全球流量排名*/ "pagerank":"5",/*综合排名*/ "backlinks":"193487",/*反向链接*/ "traffic_data":[{/*流量信息*/ "time_range":"当天", "traffic_rank":"5",/*流量排名*/ "reach_rank":"6",/*到访量排名*/ "reach_permillion":"135,400",/*每百万人中访问人数*/ "pageviews_rank":"11,640",/*页面访问量排名*/ "pageviews_permillion":"5",/*每百万人访问页面中访问本站的页面数*/ "pageviews_peruser":"8.09"/*平均每个访问者浏览的页面数*/ },{
"time_range":"一星期",/*近一个星期平均*/ "traffic_rank":"5",
"reach_rank":"6", "reach_permillion":"132,700", "pageviews_rank":"11,163", "pageviews_permillion":"5", "pageviews_peruser":"8.65" },{ "time_range":"一个月",/*近一个月平均*/ "traffic_rank":"5", "reach_rank":"6", "reach_permillion":"131,600", "pageviews_rank":"10,926", "pageviews_permillion":"5", "pageviews_peruser":"8.67" },{ "time_range":"三个月",/*近三个月平均*/ "traffic_rank":"5", "reach_rank":"6", "reach_permillion":"134,020", "pageviews_rank":"11,255", "pageviews_permillion":"5", "pageviews_peruser":"8.80" }], "reach_rank":"6", "reach_permillion":"132,700", "pageviews_rank":"11,163", "pageviews_permillion":"5", "pageviews_peruser":"8.65" },{ "time_range":"一个月",/*近一个月平均*/ "traffic_rank":"5", "reach_rank":"6", "reach_permillion":"131,600", "pageviews_rank":"10,926", "pageviews_permillion":"5", "pageviews_peruser":"8.67" },{ "time_range":"三个月",/*近三个月平均*/ "traffic_rank":"5", "reach_rank":"6", "reach_permillion":"134,020", "pageviews_rank":"11,255", "pageviews_permillion":"5", "pageviews_peruser":"8.80" }], "country_data":[{/* 国家/地区排名、访问比例*/ "country":"中国台湾 Taiwan",/*国家/地区名称*/ "user":"0.4%",/*比例*/ "rank":"0.8%"/*排名*/ },{ "country":"美国 United States", "user":"0.8%", "rank":"1.1%" },{ "country":"中国香港 Hong Kong", "user":"0.6%", "rank":"0.8%" },{ "country":"南朝鲜 Korea-South", "user":"1.2%", "rank":"1.9%" },{ "country":"日本 Japan", "user":"1.0%", "rank":"1.3%" },{ "country":"中国 China", "user":"94.9%", "rank":"92.5%" },{ "country":"其它", "user":"1.1%", "rank":"1.6%" }], "subdomains_data":[{/*下属子站点 被访问比例 及 人均页面浏览量*/ "subdomain":"baidu.com",/*站点域名*/ "pageviews":"88.82%"/比例/ },{ "subdomain":"zhidao.baidu.com", "pageviews":"21.09%" },{ "subdomain":"wenku.baidu.com", "pageviews":"12.74%" },{ "subdomain":"app.baidu.com", "pageviews":"9.55%" },{ "subdomain":"image.baidu.com", "pageviews":"4.18%" },{ "subdomain":"tieba.baidu.com", "pageviews":"6.67%" },{ "subdomain":"baike.baidu.com", "pageviews":"8.09%" },{ "subdomain":"news.baidu.com", "pageviews":"3.15%" },{ "subdomain":"pan.baidu.com", "pageviews":"2.05%" },{ "subdomain":"zhanzhang.baidu.com", "pageviews":"0.79%" },{ "subdomain":"tongji.baidu.com", "pageviews":"1.24%" },{ "subdomain":"v.baidu.com", "pageviews":"1.55%" },{ "subdomain":"map.baidu.com", "pageviews":"2.46%" },{ "subdomain":"jingyan.baidu.com", "pageviews":"2.23%" },{ "subdomain":"music.baidu.com", "pageviews":"1.06%" },{ "subdomain":"video.baidu.com", "pageviews":"1.07%" },{ "subdomain":"cas.baidu.com", "pageviews":"1.32%" },{ "subdomain":"union.baidu.com", "pageviews":"0.66%" },{ "subdomain":"index.baidu.com", "pageviews":"0.32%" },{ "subdomain":"mp3.baidu.com", "pageviews":"0.53%" },{ "subdomain":"passport.baidu.com", "pageviews":"0.81%" },{ "subdomain":"share.baidu.com", "pageviews":"0.35%" },{ "subdomain":"play.baidu.com", "pageviews":"0.70%" },{ "subdomain":"hi.baidu.com", "pageviews":"0.53%" },{ "subdomain":"fengchao.baidu.com", "pageviews":"0.30%" },{ "subdomain":"cpro.baidu.com", "pageviews":"0.57%" },{ "subdomain":"fanyi.baidu.com", "pageviews":"0.80%" },{ "subdomain":"top.baidu.com", "pageviews":"0.54%" },{ "subdomain":"baijia.baidu.com", "pageviews":"0.39%" },{ "subdomain":"opendata.baidu.com", "pageviews":"0.31%" },{ "subdomain":"tuiguang.baidu.com", "pageviews":"0.35%" },{ "subdomain":"yun.baidu.com", "pageviews":"0.31%" },{ "subdomain":"e.baidu.com", "pageviews":"0.51%" },{ "subdomain":"lvyou.baidu.com", "pageviews":"0.09%" },{ "subdomain":"zhangmen.baidu.com", "pageviews":"0.37%" },{ "subdomain":"koubei.baidu.com", "pageviews":"0.23%" },{ "subdomain":"yingxiao.baidu.com", "pageviews":"0.15%" },{ "subdomain":"b.baidu.com", "pageviews":"0.19%" },{ "subdomain":"OTHER", "pageviews":"0" }], "rank_graph":{/*排名走势图*/ "six_months":"http://traffic.alexa.com/graph?w=700&h=280&r=6m&y=t&u=baidu.com",/*近6个月*/ "three_months":"http://traffic.alexa.com/graph?w=700&h=280&r=3m&y=t&u=baidu.com",/*近3个月*/ "one_month":"http://traffic.alexa.com/graph?w=700&h=280&r=1m&y=t&u=baidu.com",/*近1个月*/ "two_weeks":"http://traffic.alexa.com/graph?w=700&h=280&r=15.0m&y=t&u=baidu.com",/*近2周*/ "one_week":"http://traffic.alexa.com/graph?w=700&h=280&r=7.0m&y=t&u=baidu.com"},/*近1周*/ "reach_graph":{/*到访量走势图*/ "six_months":"http://traffic.alexa.com/graph?w=700&h=280&r=6m&y=r&u=baidu.com", "three_months":"http://traffic.alexa.com/graph?w=700&h=280&r=3m&y=r&u=baidu.com", "one_month":"http://traffic.alexa.com/graph?w=700&h=280&r=1m&y=r&u=baidu.com", "two_weeks":"http://traffic.alexa.com/graph?w=700&h=280&r=15.0m&y=r&u=baidu.com", "one_week":"http://traffic.alexa.com/graph?w=700&h=280&r=7.0m&y=r&u=baidu.com" }, "pageviews_graph":{/*浏览量走势图*/ "six_months":"http://traffic.alexa.com/graph?w=700&h=280&r=6m&y=p&u=baidu.com", "three_months":"http://traffic.alexa.com/graph?w=700&h=280&r=3m&y=p&u=baidu.com", "one_month":"http://traffic.alexa.com/graph?w=700&h=280&r=1m&y=p&u=baidu.com", "two_weeks":"http://traffic.alexa.com/graph?w=700&h=280&r=15.0m&y=p&u=baidu.com", "one_week":"http://traffic.alexa.com/graph?w=700&h=280&r=7.0m&y=p&u=baidu.com" }} }