Access 7lituan.com.

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value5.6 s

54/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.074

95/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

www.7lituan.com

509 ms

font.css

145 ms

aui.css

141 ms

ui.css

148 ms

site.css

152 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 50% of them (37 requests) were addressed to the original 7lituan.com, 8% (6 requests) were made to Img2.imgtp.com and 5% (4 requests) were made to Img.mresou.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Uutytp.com.

Content Size

316.0 kB

After Optimization

213.7 kB

In fact, the total size of 7lituan.com main page is 316.0 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. 60% of websites need less resources to load. Javascripts take 97.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 74.9 kB

Original 93.0 kB
After minification 82.8 kB
After compression 18.1 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 10.2 kB, which is 11% 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 74.9 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 1.8 kB

Original 73.6 kB
After minification 71.8 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. 7 Lituan images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 11.3 kB

Original 97.3 kB
After minification 97.2 kB
After compression 86.0 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 11.3 kB or 12% of the original size.

CSS Optimization

-28%

Potential reduce by 14.4 kB

Original 52.1 kB
After minification 52.1 kB
After compression 37.7 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. 7lituan.com needs all CSS files to be minified and compressed as it can save up to 14.4 kB or 28% of the original size.

Requests Now

After Optimization

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 7 Lituan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

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

High

[lang] attributes do not have a valid value

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 7lituan.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 7lituan.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

7lituan.com

Open Graph description is not detected on the main page of 7 Lituan. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.7lituan.com

font.css

aui.css

ui.css

site.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.7lituan.com

font.css

aui.css

ui.css

site.css

color.css

jquery.min.js

site.js

ui.js

tj.js

51tj.js

ay1.js

ok_zuoyou.php

ok_di.php

ok_beiyong.php

ok_shang.php

gdym.js

spk.js

foot.php

hm.js

js-sdk-pro.min.js

jquery.autocomplete.js

logo.gif

fontawesome-webfont.woff

close.jpg

ok_di.html

ok_shang.html

cy350.gif

huanghelou.gif

spk_bj.gif

play.png

foot.html

zui.css

ed9f853ee68a16863b211cc4e42991da.gif

31ec96f2d1154bd188c5ec868344f308.gif

ca1349540923dd54ccdc50559709b3de9c824864.gif

a-960x60.gif

960x60.gif

JS2XW7c7x4nfyo1yvP5jaBeXQ9Uhxu.gif

809476d2a4b44074a8c2c3a7fa882054.gif

9602k3j4k32iosidi23n2k3k60.gif

960X60.gif

36bd7945f76ae5b485c21fecbcabf913.gif

547c4d2b7481551e4e7d3458ccb36819.gif