Report Summary

  • 31

    Performance

    Renders faster than
    51% 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

  • 86

    SEO

    Google-friendlier than
    60% of websites

otc.lk

OTC.LK | Sri Lanka's Largest Online Electronics and Accessories Store

Page Load Speed

6.5 sec in total

First Response

318 ms

Resources Loaded

5.7 sec

Page Rendered

450 ms

otc.lk screenshot

About Website

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

Sri Lanka's Largest Online Electronics and Accessories Store. Shop Online for the Best Electronics Brands in the World.

Visit otc.lk

Key Findings

We analyzed Otc.lk page load time and found that the first response time was 318 ms and then it took 6.2 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

otc.lk performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value3,520 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.115

86/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

otc.lk

318 ms

admin-outofstock.css

33 ms

outofstock.css

50 ms

style.min.css

26 ms

mediaelementplayer-legacy.min.css

331 ms

Our browser made a total of 162 requests to load all elements on the main page. We found that 94% of them (153 requests) were addressed to the original Otc.lk, 1% (2 requests) were made to Stats.wp.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Otc.lk.

Page Optimization Overview & Recommendations

Page size can be reduced by 685.3 kB (23%)

Content Size

3.0 MB

After Optimization

2.3 MB

In fact, the total size of Otc.lk main page is 3.0 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. 70% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 642.0 kB

  • Original 708.2 kB
  • After minification 687.8 kB
  • After compression 66.2 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 642.0 kB or 91% of the original size.

Image Optimization

-3%

Potential reduce by 38.3 kB

  • Original 1.5 MB
  • After minification 1.4 MB

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. OTC images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 2.6 kB

  • Original 579.4 kB
  • After minification 579.4 kB
  • After compression 576.8 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

-1%

Potential reduce by 2.4 kB

  • Original 236.8 kB
  • After minification 234.8 kB
  • After compression 234.4 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. Otc.lk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 74 (48%)

Requests Now

155

After Optimization

81

The browser has sent 155 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OTC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 49 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

otc.lk accessibility score

72

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

[aria-hidden="true"] elements contain focusable descendents

High

[role]s do not have all required [aria-*] attributes

High

[aria-*] attributes do not have valid values

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

Links do not have a discernible name

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

Best Practices

otc.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

otc.lk SEO score

86

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

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 doesn't use legible font sizes

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 Otc.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 Otc.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 OTC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: