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域名PR值查询--免费查询

PR查询


查询地点	当前PR值
www.google.com
216.239.59.44
64.233.169.99
64.233.169.99
209.85.135.103

PR值查询工具简介

PR值全称为PageRank(网页级别)，取自Google的创始人LarryPage。它是Google排名运算法则（排名公式）的一部分，是Google用于用来标识网页的等级/重要性的一种方法，是Google用来衡量一个网站的好坏的唯一标准。在揉合了诸如Title标识和Keywords标识等所有其它因素之后，Google通过PageRank来调整结果，使那些更具“等级/重要性”的网页在搜索结果中令网站排名获得提升，从而提高搜索结果的相关性和质量。