Access opencartsablon.com. 国产成人精品1沈娜娜_91高清在线观看_91视频综合网

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

59/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.2 s

74/100

10%

www.opencartsablon.com

554 ms

push.js

1708 ms

common.js

120 ms

tj.js

125 ms

hotnews_v1.css

914 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 14% of them (3 requests) were addressed to the original Opencartsablon.com, 19% (4 requests) were made to Hm.baidu.com and 14% (3 requests) were made to Ss2.360tres.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Push.zhanzhang.baidu.com.

Content Size

76.5 kB

After Optimization

13.0 kB

In fact, the total size of Opencartsablon.com main page is 76.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. HTML takes 63.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 54.3 kB

Original 63.3 kB
After minification 36.6 kB
After compression 9.0 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. This page needs HTML code to be minified as it can gain 26.6 kB, which is 42% 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 54.3 kB or 86% of the original size.

JavaScript Optimization

-70%

Potential reduce by 9.2 kB

Original 13.2 kB
After minification 12.7 kB
After compression 4.0 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 9.2 kB or 70% of the original size.

Requests Now

After Optimization

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opencartsablon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

High

Some elements have a [tabindex] value greater than 0

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

Language and Encoding

Language Detected

N/A
Language Claimed

N/A
Encoding

GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opencartsablon.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 Opencartsablon.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.

Social Sharing Optimization

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