Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

Page Load Speed

5 sec in total

First Response

701 ms

Resources Loaded

4.1 sec

Page Rendered

165 ms

About Website

Click here to check amazing O 2 Cab content. Otherwise, check out these important facts you probably never knew about o2cab.com

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Key Findings

We analyzed O2cab.com page load time and found that the first response time was 701 ms and then it took 4.3 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

o2cab.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value11.7 s

0/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value720 ms

41/100

30%

CLS (Cumulative Layout Shift)

Value0.079

94/100

15%

TTI (Time to Interactive)

Value13.0 s

13/100

10%

Network Requests Diagram

o2cab.com

701 ms

o2cab.com

1660 ms

bootstrap.css

888 ms

font-awesome.css

676 ms

easy-responsive-tabs.css

678 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 58% of them (23 requests) were addressed to the original O2cab.com, 23% (9 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain O2cab.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 120.9 kB (12%)

Content Size

1.0 MB

After Optimization

893.1 kB

In fact, the total size of O2cab.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. 40% of websites need less resources to load. Javascripts take 510.0 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 62.5 kB

  • Original 72.1 kB
  • After minification 44.5 kB
  • After compression 9.6 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 27.6 kB, which is 38% 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 62.5 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 11.2 kB

  • Original 378.9 kB
  • After minification 367.7 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. O 2 Cab images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 40.0 kB

  • Original 510.0 kB
  • After minification 510.0 kB
  • After compression 469.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-13%

Potential reduce by 7.1 kB

  • Original 53.0 kB
  • After minification 53.0 kB
  • After compression 45.8 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. O2cab.com needs all CSS files to be minified and compressed as it can save up to 7.1 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (71%)

Requests Now

28

After Optimization

8

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of O 2 Cab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

o2cab.com accessibility score

69

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role]s are not contained by their required parent element

High

[aria-*] attributes do not have valid values

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

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>).

Best Practices

o2cab.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

o2cab.com SEO score

80

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

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 O2cab.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), while the claimed language is English. Our system also found out that O2cab.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 O 2 Cab. 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: