Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

zf5388.com

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Page Load Speed

5 sec in total

First Response

813 ms

Resources Loaded

3.9 sec

Page Rendered

294 ms

zf5388.com screenshot

About Website

Visit zf5388.com now to see the best up-to-date Zf 5388 content and also check out these interesting facts you probably never knew about zf5388.com

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Visit zf5388.com

Key Findings

We analyzed Zf5388.com page load time and found that the first response time was 813 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

zf5388.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value77.5 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.208

60/100

15%

TTI (Time to Interactive)

Value34.7 s

0/100

10%

Network Requests Diagram

zf5388.com

813 ms

bet1050.com

1099 ms

cdn.php

289 ms

deposit.png

9 ms

home.php

704 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Zf5388.com, 79% (30 requests) were made to 1-15de.kxcdn.com and 18% (7 requests) were made to Bet1050.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Bet1050.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.0 kB (16%)

Content Size

327.6 kB

After Optimization

273.5 kB

In fact, the total size of Zf5388.com main page is 327.6 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. 35% of websites need less resources to load. Images take 288.4 kB which makes up the majority of the site volume.

HTML Optimization

-52%

Potential reduce by 650 B

  • Original 1.2 kB
  • After minification 1.1 kB
  • After compression 594 B

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 650 B or 52% of the original size.

Image Optimization

-8%

Potential reduce by 22.5 kB

  • Original 288.4 kB
  • After minification 265.8 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. Zf 5388 images are well optimized though.

CSS Optimization

-81%

Potential reduce by 30.9 kB

  • Original 38.0 kB
  • After minification 32.1 kB
  • After compression 7.1 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. Zf5388.com needs all CSS files to be minified and compressed as it can save up to 30.9 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (22%)

Requests Now

36

After Optimization

28

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zf 5388. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

zf5388.com accessibility score

66

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

zf5388.com best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

zf5388.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

Page is blocked from indexing

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

    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 Zf5388.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 Zf5388.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 Zf 5388. 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: