14.6 sec in total
1 sec
13.2 sec
342 ms
Visit 51sat.com now to see the best up-to-date 51 Sat content for United States and also check out these interesting facts you probably never knew about 51sat.com
天道培训是您出国考试的首选品牌,为您提供北京最好的sat考试培训、托福考试培训,采用一对一和精品小班课程,实现保分进名校。天道培训还整理了SAT、托福、雅思等相关考试及培训信息,使您考试无忧。
Visit 51sat.comWe analyzed 51sat.com page load time and found that the first response time was 1 sec and then it took 13.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
51sat.com performance score
1012 ms
298 ms
594 ms
1551 ms
901 ms
Our browser made a total of 105 requests to load all elements on the main page. We found that 73% of them (77 requests) were addressed to the original 51sat.com, 7% (7 requests) were made to Lxbjs.baidu.com and 4% (4 requests) were made to Kefu4.tiandaoedu.com. The less responsive or slowest element that took the longest time to load (5.7 sec) belongs to the original domain 51sat.com.
Page size can be reduced by 438.1 kB (24%)
1.8 MB
1.4 MB
In fact, the total size of 51sat.com main page is 1.8 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 39.5 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 39.5 kB or 78% of the original size.
Potential reduce by 131.6 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. 51 Sat images are well optimized though.
Potential reduce by 232.4 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 232.4 kB or 70% of the original size.
Potential reduce by 34.6 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. 51sat.com needs all CSS files to be minified and compressed as it can save up to 34.6 kB or 80% of the original size.
Number of requests can be reduced by 20 (20%)
102
82
The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 51 Sat. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
51sat.com
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51sat.com SEO score
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 51sat.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that 51sat.com main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
51sat.com
Open Graph description is not detected on the main page of 51 Sat. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: