Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

52blackberry.com

www.52blackberry.com-官网首页

Page Load Speed

98.9 sec in total

First Response

6.5 sec

Resources Loaded

92.2 sec

Page Rendered

180 ms

52blackberry.com screenshot

About Website

Visit 52blackberry.com now to see the best up-to-date 52 Blackberry content for China and also check out these interesting facts you probably never knew about 52blackberry.com

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Visit 52blackberry.com

Key Findings

We analyzed 52blackberry.com page load time and found that the first response time was 6.5 sec and then it took 92.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 70 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

52blackberry.com performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.1 s

100/100

10%

Network Requests Diagram

52blackberry.com

6496 ms

www.52blackberry.com

15462 ms

clear.png

4623 ms

fm.js

2477 ms

style_2_common.css

17580 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 95% of them (84 requests) were addressed to the original 52blackberry.com, 2% (2 requests) were made to Fp.fraudmetrix.cn and 1% (1 request) were made to Static.fraudmetrix.cn. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain 52blackberry.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 466.5 kB (46%)

Content Size

1.0 MB

After Optimization

554.4 kB

In fact, the total size of 52blackberry.com main page is 1.0 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. Only 10% of websites need less resources to load. Images take 432.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 58.4 kB

  • Original 73.2 kB
  • After minification 70.2 kB
  • After compression 14.8 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 58.4 kB or 80% of the original size.

Image Optimization

-11%

Potential reduce by 46.7 kB

  • Original 432.3 kB
  • After minification 385.6 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, 52 Blackberry needs image optimization as it can save up to 46.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 216.0 kB

  • Original 337.4 kB
  • After minification 327.3 kB
  • After compression 121.4 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 216.0 kB or 64% of the original size.

CSS Optimization

-82%

Potential reduce by 145.5 kB

  • Original 178.1 kB
  • After minification 161.1 kB
  • After compression 32.5 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. 52blackberry.com needs all CSS files to be minified and compressed as it can save up to 145.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (56%)

Requests Now

16

After Optimization

7

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 52 Blackberry. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

52blackberry.com accessibility score

79

Accessibility Issues

Names and labels

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.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

52blackberry.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

52blackberry.com SEO score

83

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 52blackberry.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 52blackberry.com main page’s claimed encoding is gbk. 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 52 Blackberry. 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: