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Report Summary

  • 82

    Performance

    Renders faster than
    87% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

olca.co.uk

Free Ads UK Online Classifieds, Classified Ads to Buy Sell Cars ,Mobiles, Real Estate

Page Load Speed

4.2 sec in total

First Response

1.2 sec

Resources Loaded

2.8 sec

Page Rendered

283 ms

About Website

Welcome to olca.co.uk homepage info - get ready to check Olca best content right away, or after learning these important things about olca.co.uk

Free Ads UK online classifieds - United Kingdom Free Classifieds. Post free ads for apartments, houses for rent, jobs, furniture, appliances, cars, pets and items for sale.

Visit olca.co.uk

Key Findings

We analyzed Olca.co.uk page load time and found that the first response time was 1.2 sec and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

olca.co.uk performance score

82

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

95/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

40/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value90 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.5 s

83/100

10%

Network Requests Diagram

olca.co.uk

1175 ms

styles.css

191 ms

modernizr.js

194 ms

adtradr-ad-tag-300x250-1460603499126.js

7 ms

adtradr-ad-tag-728x90-1460603526415.js

6 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 72% of them (13 requests) were addressed to the original Olca.co.uk, 11% (2 requests) were made to Adtradradservices.com and 11% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Olca.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 186.0 kB (12%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Olca.co.uk main page is 1.6 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. 25% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 85.5 kB

  • Original 94.6 kB
  • After minification 59.8 kB
  • After compression 9.1 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 34.8 kB, which is 37% 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 85.5 kB or 90% of the original size.

Image Optimization

-5%

Potential reduce by 70.3 kB

  • Original 1.4 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. Olca images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 5.4 kB

  • Original 30.0 kB
  • After minification 30.0 kB
  • After compression 24.6 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 5.4 kB or 18% of the original size.

CSS Optimization

-85%

Potential reduce by 24.9 kB

  • Original 29.3 kB
  • After minification 18.4 kB
  • After compression 4.4 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. Olca.co.uk needs all CSS files to be minified and compressed as it can save up to 24.9 kB or 85% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

15

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Olca. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

olca.co.uk accessibility score

82

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

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

olca.co.uk best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

olca.co.uk SEO score

92

Search Engine Optimization Advices

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Olca.co.uk 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 Olca.co.uk 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 Olca. 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: