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Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

presto.lk

Online Shopping Sri Lanka | Electronics, Kitchen Appliances & More | Presto.lk

Page Load Speed

6.5 sec in total

First Response

634 ms

Resources Loaded

5.6 sec

Page Rendered

186 ms

About Website

Visit presto.lk now to see the best up-to-date Presto content and also check out these interesting facts you probably never knew about presto.lk

Buy electronics, baby products, clothes, home and kitchen appliances, beauty and personal care products, organic food and more on Presto.lk. The newest online shopping experience in Sri Lanka. Enjoy g...

Visit presto.lk

Key Findings

We analyzed Presto.lk page load time and found that the first response time was 634 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

presto.lk performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value26.1 s

0/100

25%

SI (Speed Index)

Value14.3 s

1/100

10%

TBT (Total Blocking Time)

Value1,040 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.073

96/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

presto.lk

634 ms

presto.lk

868 ms

css

37 ms

js

81 ms

styles.a27256a2329b969edbab.css

655 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 54% of them (26 requests) were addressed to the original Presto.lk, 15% (7 requests) were made to Api.presto.lk and 8% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Presto.lk.

Page Optimization Overview & Recommendations

Page size can be reduced by 117.8 kB (8%)

Content Size

1.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Presto.lk main page is 1.5 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. 35% of websites need less resources to load. Javascripts take 903.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 19.9 kB

  • Original 26.7 kB
  • After minification 25.6 kB
  • After compression 6.8 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 19.9 kB or 74% of the original size.

Image Optimization

-18%

Potential reduce by 85.3 kB

  • Original 486.2 kB
  • After minification 400.9 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. Obviously, Presto needs image optimization as it can save up to 85.3 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 12.6 kB

  • Original 903.9 kB
  • After minification 903.7 kB
  • After compression 891.3 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

-0%

Potential reduce by 95 B

  • Original 58.5 kB
  • After minification 58.5 kB
  • After compression 58.4 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. Presto.lk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (47%)

Requests Now

45

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Presto. 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 as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

presto.lk accessibility score

72

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

presto.lk best practices score

75

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

presto.lk SEO score

80

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Presto.lk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Presto.lk 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 Presto. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: