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pdsa.org.uk screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

pdsa.org.uk

The vet charity for pets in need - PDSA

Page Load Speed

3.6 sec in total

First Response

171 ms

Resources Loaded

3.2 sec

Page Rendered

258 ms

pdsa.org.uk screenshot

About Website

Visit pdsa.org.uk now to see the best up-to-date PDSA content for United Kingdom and also check out these interesting facts you probably never knew about pdsa.org.uk

PDSA is the vet charity for pets in need, working to keep people and pets together. Find out more about us and how you can support our work

Visit pdsa.org.uk

Key Findings

We analyzed Pdsa.org.uk page load time and found that the first response time was 171 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

pdsa.org.uk performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value10.5 s

0/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

Network Requests Diagram

pdsa.org.uk

171 ms

www.pdsa.org.uk

742 ms

jquery.min.js

388 ms

otSDKStub.js

54 ms

global.css

587 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 78% of them (25 requests) were addressed to the original Pdsa.org.uk, 9% (3 requests) were made to Cdn.cookielaw.org and 6% (2 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Pdsa.org.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 301.2 kB (16%)

Content Size

1.8 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pdsa.org.uk main page is 1.8 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. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 64.9 kB

  • Original 82.5 kB
  • After minification 69.7 kB
  • After compression 17.6 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 12.8 kB, which is 15% 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 64.9 kB or 79% of the original size.

Image Optimization

-21%

Potential reduce by 234.0 kB

  • Original 1.1 MB
  • After minification 888.4 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, PDSA needs image optimization as it can save up to 234.0 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 1.2 kB

  • Original 511.5 kB
  • After minification 511.5 kB
  • After compression 510.3 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

-1%

Potential reduce by 1.0 kB

  • Original 111.6 kB
  • After minification 111.6 kB
  • After compression 110.6 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. Pdsa.org.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (30%)

Requests Now

23

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PDSA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

pdsa.org.uk

pdsa.org.uk

171 ms

www.pdsa.org.uk

www.pdsa.org.uk

742 ms

jquery.min.js

jquery.min.js

388 ms

otSDKStub.js

otSDKStub.js

54 ms

global.css

global.css

587 ms

print.css

print.css

329 ms

scripts.min.js

scripts.min.js

1993 ms

f90ef454-99f5-4e50-89f8-321ec9c3a2f4.json

f90ef454-99f5-4e50-89f8-321ec9c3a2f4.json

32 ms

pdsa_logo_main.png

pdsa_logo_main.png

80 ms

pdsa-logo-header-mob.png

pdsa-logo-header-mob.png

523 ms

pdsa-logo-header.png

pdsa-logo-header.png

159 ms

pdsa-logo-header-condensed.png

pdsa-logo-header-condensed.png

375 ms

lottery-pretzel-dog.png

lottery-pretzel-dog.png

1189 ms

pdsa-pet-store-cat-with-products.png

pdsa-pet-store-cat-with-products.png

543 ms

pdsa-white.png

pdsa-white.png

374 ms

location

location

44 ms

otBannerSdk.js

otBannerSdk.js

19 ms

summer-appeal-hpb-006.png

summer-appeal-hpb-006.png

245 ms

homepage-reg-giving-dog-4.jpg

homepage-reg-giving-dog-4.jpg

122 ms

homepage-reg-giving-cat-2.jpg

homepage-reg-giving-cat-2.jpg

205 ms

homepage-tile-option-2.png

homepage-tile-option-2.png

587 ms

pet-insurance-test-fixed.jpg

pet-insurance-test-fixed.jpg

1412 ms

foco.woff

foco.woff

239 ms

foco-light.woff

foco-light.woff

247 ms

foco-bold.woff

foco-bold.woff

904 ms

foco-black.woff

foco-black.woff

326 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

486 ms

foco-italic.woff

foco-italic.woff

566 ms

pdsa.woff

pdsa.woff

702 ms

gtm.js

gtm.js

103 ms

iframe_api

iframe_api

55 ms

www-widgetapi.js

www-widgetapi.js

40 ms

Accessibility Review

pdsa.org.uk accessibility score

48

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-*] attributes do not match their roles

High

[role] values are not valid

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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.

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

pdsa.org.uk 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

Missing source maps for large first-party JavaScript

SEO Factors

pdsa.org.uk SEO score

85

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

Links do not have descriptive text

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pdsa.org.uk 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 Pdsa.org.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

pdsa.org.uk

Open Graph data is detected on the main page of PDSA. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: