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name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

51/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.2 s

99/100

10%

www.0551tt.com

879 ms

longhua.css

411 ms

tj.js

415 ms

common.js

418 ms

hm.js

1203 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 92% of them (60 requests) were addressed to the original 0551tt.com, 6% (4 requests) were made to Hm.baidu.com and 2% (1 request) were made to Push.zhanzhang.baidu.com. The less responsive or slowest element that took the longest time to load (6.2 sec) belongs to the original domain 0551tt.com.

Content Size

5.2 MB

After Optimization

4.9 MB

In fact, the total size of 0551tt.com main page is 5.2 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. 30% of websites need less resources to load. Images take 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 23.4 kB

Original 31.1 kB
After minification 29.0 kB
After compression 7.7 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 23.4 kB or 75% of the original size.

Image Optimization

-4%

Potential reduce by 209.8 kB

Original 5.1 MB
After minification 4.9 MB

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. 0551 Tt images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 1.4 kB

Original 2.6 kB
After minification 2.2 kB
After compression 1.2 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 1.4 kB or 54% of the original size.

CSS Optimization

-77%

Potential reduce by 8.0 kB

Original 10.4 kB
After minification 10.1 kB
After compression 2.4 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. 0551tt.com needs all CSS files to be minified and compressed as it can save up to 8.0 kB or 77% of the original size.

Requests Now

After Optimization

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 0551 Tt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts 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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

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 the experience of reading tabular or list data using assistive technology, like a screen reader.

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

High

Definition list items are not wrapped in <dl> elements

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These are opportunities to improve keyboard navigation in your application.

High

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

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

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

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

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 0551tt.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 0551tt.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

0551tt.com

Open Graph description is not detected on the main page of 0551 Tt. 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.0551tt.com

longhua.css

tj.js

common.js

hm.js

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.0551tt.com

longhua.css

tj.js

common.js

hm.js

hm.js

xuan.png

xxx.png

3-2312291TI6131.jpg

1-210F50T456435.jpg

3-230220091100V7.jpg

sea.png

s_inp.gif

s_ss.gif

he-nav.png

1-2010201321551a.jpg

4-230425095231244.jpg

1-2010201323124U.png

1-20102013233NL.png

1-201020132400K8.png

1-20102115441S17.jpg

pro-nav.png

pro-di.png

pro-b.png

zx_h3.gif

1-201020133646214.jpg

1-201020132912219.jpg

1-201022095P3638.jpg

1-201022095H6148.jpg

1-20102209564C25.jpg

1-20111114401UA.png

tong1.png

t-zi.png

youshi-ban.jpg

youshi-di.jpg

you01.png

you02.png

you03.png

you04.png

t2.png

t1-zi.png

push.js

an-nav.png

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