Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

Page Load Speed

5.5 sec in total

First Response

406 ms

Resources Loaded

4.6 sec

Page Rendered

459 ms

zubiweb.net screenshot

About Website

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Key Findings

We analyzed Zubiweb.net page load time and found that the first response time was 406 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

zubiweb.net performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.3 s

3/100

10%

LCP (Largest Contentful Paint)

Value13.5 s

0/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value310 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.388

26/100

15%

TTI (Time to Interactive)

Value17.9 s

4/100

10%

Network Requests Diagram

zubiweb.net

406 ms

style.css

116 ms

default.css

21 ms

custom.css

23 ms

mediaelementplayer.min.css

71 ms

Our browser made a total of 175 requests to load all elements on the main page. We found that 20% of them (35 requests) were addressed to the original Zubiweb.net, 11% (19 requests) were made to Apis.google.com and 7% (13 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Apis.google.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 709.3 kB (49%)

Content Size

1.4 MB

After Optimization

738.2 kB

In fact, the total size of Zubiweb.net main page is 1.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 786.3 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 131.8 kB

  • Original 159.8 kB
  • After minification 155.3 kB
  • After compression 28.0 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 131.8 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 22.7 kB

  • Original 387.8 kB
  • After minification 365.1 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. Zubiweb images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 461.4 kB

  • Original 786.3 kB
  • After minification 757.2 kB
  • After compression 324.9 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 461.4 kB or 59% of the original size.

CSS Optimization

-82%

Potential reduce by 93.4 kB

  • Original 113.5 kB
  • After minification 105.2 kB
  • After compression 20.1 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. Zubiweb.net needs all CSS files to be minified and compressed as it can save up to 93.4 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 82 (49%)

Requests Now

166

After Optimization

84

The browser has sent 166 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zubiweb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 53 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zubiweb.net accessibility score

55

Accessibility Issues

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

Tables and lists

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

Impact

Issue

High

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

High

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

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

zubiweb.net best practices score

67

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

Page has valid source maps

SEO Factors

zubiweb.net SEO score

85

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zubiweb.net 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), while the claimed language is English. Our system also found out that Zubiweb.net 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 data is detected on the main page of Zubiweb. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: