Tools & Wizards About Us

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

2blitz.com

千亿·体育(中国)官方网站

Page Load Speed

31.1 sec in total

First Response

2 sec

Resources Loaded

29 sec

Page Rendered

146 ms

About Website

Visit 2blitz.com now to see the best up-to-date 2 Blitz content and also check out these interesting facts you probably never knew about 2blitz.com

千亿·体育(中国)官方网站是一家专业的电阻生产厂家，在中国深圳有两个工厂，厂房面积约2万平方米，从事全系列电阻产品的研发、生产及销售。在台湾和香港设有公司，从事主要原材料的采购及财务运作。目前是国内潜水装备行业领域的龙头企业和全球主要的潜水服及渔猎服生产企业之一，是全球范围内在该领域唯一一家形成了从上游原材料开发、产品设计到成品生产、最后到终端销售的完整产业链的集团化企业。有限公司成立于公元200...

Visit 2blitz.com

Key Findings

We analyzed 2blitz.com page load time and found that the first response time was 2 sec and then it took 29.2 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 6 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

2blitz.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.081

94/100

15%

TTI (Time to Interactive)

Value5.7 s

68/100

10%

Network Requests Diagram

2blitz.com

1958 ms

www.2blitz.com

579 ms

ky1.js

3104 ms

css.css

225 ms

jquery.min.js

19504 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 34% of them (28 requests) were addressed to the original 2blitz.com, 22% (18 requests) were made to Image.weidaoliu.com and 15% (12 requests) were made to Ptfafa.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain 2blitz.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 273.0 kB (10%)

Content Size

2.7 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 2blitz.com main page is 2.7 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 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 26.2 kB

  • Original 34.0 kB
  • After minification 33.8 kB
  • After compression 7.8 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 26.2 kB or 77% of the original size.

Image Optimization

-9%

Potential reduce by 218.4 kB

  • Original 2.5 MB
  • After minification 2.3 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. 2 Blitz images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 25.6 kB

  • Original 129.4 kB
  • After minification 129.4 kB
  • After compression 103.8 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 25.6 kB or 20% of the original size.

CSS Optimization

-13%

Potential reduce by 2.8 kB

  • Original 21.4 kB
  • After minification 21.4 kB
  • After compression 18.7 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. 2blitz.com needs all CSS files to be minified and compressed as it can save up to 2.8 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (30%)

Requests Now

71

After Optimization

50

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 2 Blitz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

2blitz.com accessibility score

55

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

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

<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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

2blitz.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

Displays images with incorrect aspect ratio

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

2blitz.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 2blitz.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that 2blitz.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

Open Graph description is not detected on the main page of 2 Blitz. 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: