URL长度
建议不要超过255byte
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静态页参数
在静态页面上使用动态参数，会造成spider多次和重复抓取
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Meta及标题信息
搜索引擎优化的关键
该页面信息完整
Frame信息
搜索引擎抓取不到Frame的内容
该页面有框架
Flash文字描述
Flash描述能让搜索引擎了解该Flash信息
无Flash描述(0)
1. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.163.com/favicon.ico">
2. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://cloud.tencent.com/favicon.ico">
3. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.dmozi.com/favicon.ico">
4. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.umeng.com/favicon.ico">
5. <img class="lazy-load" src="assets/images/loading.gif" data-src="http://www.7cji.com/favicon.ico">
6. <img class="lazy-load" src="assets/images/loading.gif" data-src="http://www.q940.com/favicon.ico">
7. <img class="lazy-load" src="assets/images/loading.gif" data-src="http://www.nanjing5.com.cn/favicon.ico">
8. <img class="lazy-load" src="assets/images/loading.gif" data-src="http://www.mulubang.com/favicon.ico">
9. <img class="lazy-load" src="assets/images/loading.gif" data-src="/assets/images/favicon.ico">
10. <img class="lazy-load" src="assets/images/loading.gif" data-src="/assets/images/default_ico.png">
11. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.zhaotongkuan.cn/favicon.ico">
12. <img class="lazy-load" src="assets/images/loading.gif" data-src="http://liuliw.cn/zb_users/theme/suiranx_nav/image/favicon.ico">
13. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://didi.seowhy.com/favicon.ico">
14. <img class="lazy-load" src="assets/images/loading.gif" data-src="http://www.exxt.cn/favicon.ico">
15. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://statics.itc.cn/web/static/images/pic/sohu-logo/favicon.ico">
16. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.aliyun.com/favicon.ico">
17. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.threexi.com/favicon.ico">
18. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.sogou.com/favicon.ico">
19. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.sina.com.cn/favicon.ico">
20. <img class="lazy-load" src="assets/images/loading.gif" data-src="https://www.9zsm.com/favicon.ico">
21. ......
seo优化建议可以快速定位你页面哪些地方存在不利seo的因素。
