Report Summary

  • 91

    Performance

    Renders faster than
    91% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

superbox.lk

Online Grocery - SUPERBOX.LK - Same or lower price than supermarkets

Page Load Speed

433 ms in total

First Response

79 ms

Resources Loaded

303 ms

Page Rendered

51 ms

superbox.lk screenshot

About Website

Click here to check amazing SUPERBOX content for Sri Lanka. Otherwise, check out these important facts you probably never knew about superbox.lk

Superbox.lk - Sri Lanka's first, fully online integrated supermarket. Huge range including fish, meat, and imported grocery

Visit superbox.lk

Key Findings

We analyzed Superbox.lk page load time and found that the first response time was 79 ms and then it took 354 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

superbox.lk performance score

91

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.3 s

100/100

25%

SI (Speed Index)

Value1.3 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.283

43/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

superbox.lk

79 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Superbox.lk and no external sources were called. The less responsive or slowest element that took the longest time to load (79 ms) belongs to the original domain Superbox.lk.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.9 kB (15%)

Content Size

254.1 kB

After Optimization

215.2 kB

In fact, the total size of Superbox.lk main page is 254.1 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 127.0 kB which makes up the majority of the site volume.

HTML Optimization

-23%

Potential reduce by 38 B

  • Original 163 B
  • After minification 163 B
  • After compression 125 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 38 B or 23% of the original size.

Image Optimization

-3%

Potential reduce by 3.9 kB

  • Original 127.0 kB
  • After minification 123.1 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. SUPERBOX images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 35.0 kB

  • Original 126.9 kB
  • After minification 126.9 kB
  • After compression 92.0 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 35.0 kB or 28% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

superbox.lk accessibility score

52

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

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

superbox.lk best practices score

83

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

SEO Factors

superbox.lk 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

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Superbox.lk 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 Superbox.lk main page’s claimed encoding is . 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 SUPERBOX. 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: