Access 91history.com. 精品国现产自在久久线拍,精品国产自在现线直播,精品国产自在97香蕉

About Website

Welcome to 91history.com homepage info - get ready to check 91 History best content right away, or after learning these important things about 91history.com

精品国现产自在久久线拍,精品国产自在现线直播,精品国产自在97香蕉,91精品国产麻豆福利在线观看_91热爆亚洲精品首页_国产丝袜控视频在线观看,国产成人综合日韩精品无码,中文字幕亚洲一区二区三区亚洲欧洲,日产国码无码动漫,四虎国产精品成人,久久精品无码鲁网中文电影

Visit 91history.com

91history.com

4585 ms

bg1.jpg

19996 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to 91history.com and no external sources were called. The less responsive or slowest element that took the longest time to load (20 sec) belongs to the original domain 91history.com.

Content Size

113.1 kB

After Optimization

44.0 kB

In fact, the total size of 91history.com main page is 113.1 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Javascripts take 91.6 kB which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 1.3 kB

Original 2.3 kB
After minification 2.0 kB
After compression 907 B

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. This page needs HTML code to be minified as it can gain 292 B, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 1.3 kB or 60% of the original size.

Image Optimization

-30%

Potential reduce by 4.0 kB

Original 13.1 kB
After minification 9.1 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. Obviously, 91 History needs image optimization as it can save up to 4.0 kB or 30% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 59.3 kB

Original 91.6 kB
After minification 91.6 kB
After compression 32.2 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 59.3 kB or 65% of the original size.

CSS Optimization

-73%

Potential reduce by 4.5 kB

Original 6.2 kB
After minification 4.6 kB
After compression 1.7 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. 91history.com needs all CSS files to be minified and compressed as it can save up to 4.5 kB or 73% of the original size.

Requests Now

After Optimization

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Language and Encoding

Language Detected

N/A

Language Claimed

N/A

Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 91history.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that 91history.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

91history.com

Open Graph description is not detected on the main page of 91 History. 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: