Access qkk.cn. 天津720全景拍摄、天津全景VR拍摄、天津360全景拍摄

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value16.3 s

0/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value1.819

0/100

15%

TTI (Time to Interactive)

Value14.1 s

9/100

10%

qkk.cn

759 ms

www.qkk.cn

1578 ms

101.css

227 ms

jquery.min.js

2318 ms

jquery.SuperSlide.2.1.1.js

451 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 56% of them (54 requests) were addressed to the original Qkk.cn, 34% (33 requests) were made to Cdn.qkk.cn and 5% (5 requests) were made to Filecdn.qkk.cn. The less responsive or slowest element that took the longest time to load (14.3 sec) relates to the external source Cdn.qkk.cn.

Content Size

3.2 MB

After Optimization

3.1 MB

In fact, the total size of Qkk.cn main page is 3.2 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. 50% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 26.0 kB

Original 33.8 kB
After minification 27.0 kB
After compression 7.9 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 6.8 kB, which is 20% 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 26.0 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 65.1 kB

Original 2.9 MB
After minification 2.9 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. Qkk images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 63.6 kB

Original 234.1 kB
After minification 217.1 kB
After compression 170.5 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 63.6 kB or 27% of the original size.

CSS Optimization

-34%

Potential reduce by 2.3 kB

Original 6.6 kB
After minification 6.6 kB
After compression 4.3 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. Qkk.cn needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 34% of the original size.

Requests Now

After Optimization

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qkk. 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 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

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Links are not crawlable

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

ZH
Language Claimed

N/A
Encoding

UTF-8

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

qkk.cn

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

天津720全景拍摄、天津全景VR拍摄、天津360全景拍摄

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

qkk.cn

www.qkk.cn

101.css

jquery.min.js

jquery.SuperSlide.2.1.1.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

qkk.cn

www.qkk.cn

101.css

jquery.min.js

jquery.SuperSlide.2.1.1.js

common.js

changedevice.js

win.js

ify.js

pc-qkk.js

system.css

logo.png

sybannerxgg2.jpg

20171023165312111.jpg

20171023165335901.jpg

201710231653528101.jpg

201710231654102171.jpg

201710231654261051.jpg

201710231654447381.jpg

201710231654582291.jpg

201710231655133591.jpg

syvrktjxgg.jpg

201835941331771.jpg

201835941469541.jpg

201835941576871.jpg

20183594273491.jpg

201711161428331461.jpg

201711161427565581.jpg

201711161428446451.jpg

201711221627371871.jpg

201711221627478571.jpg

20171122162857751.jpg

201711281636346681.jpg

201711221627565691.jpg

sychwygg.jpg

201887157144321.jpg

20187201715187821.jpg

201861199349981.jpg

20185302348291441.jpg

sylyzxgg.jpg

d825a1fb-b742-42e7-b642-ff57d2e3393d.jpg

f168e0b9-73ab-4761-86bf-79003b136fee.jpg

d4a82c0e-c305-4caf-a39c-37caf4c66152.jpg