Report Summary

  • 47

    Performance

    Renders faster than
    66% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 72% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

hertsvisionloss.org.uk

Sight loss help in Hertfordshire, advice, social clubs | Herts Vision Loss

Page Load Speed

7.4 sec in total

First Response

1.5 sec

Resources Loaded

5.4 sec

Page Rendered

554 ms

hertsvisionloss.org.uk screenshot

About Website

Welcome to hertsvisionloss.org.uk homepage info - get ready to check Herts Vision Loss best content right away, or after learning these important things about hertsvisionloss.org.uk

Herts Vision Loss offers a range of services for anyone with a sight impairment in and across Hertfordshire. Includes social clubs, home visiting, befriending, and advice about equipment. We can advoc...

Visit hertsvisionloss.org.uk

Key Findings

We analyzed Hertsvisionloss.org.uk page load time and found that the first response time was 1.5 sec and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

hertsvisionloss.org.uk performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

hertsvisionloss.org.uk

1514 ms

slick.css

26 ms

3c2484a2e6.js

113 ms

formidableforms.css

142 ms

style.min.css

305 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 71% of them (25 requests) were addressed to the original Hertsvisionloss.org.uk, 6% (2 requests) were made to Cdn.jsdelivr.net and 6% (2 requests) were made to Cdn.userway.org. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Hertsvisionloss.org.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 193.6 kB (14%)

Content Size

1.4 MB

After Optimization

1.2 MB

In fact, the total size of Hertsvisionloss.org.uk main page is 1.4 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. 40% 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 54.8 kB

  • Original 69.6 kB
  • After minification 65.9 kB
  • After compression 14.8 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 54.8 kB or 79% of the original size.

Image Optimization

-10%

Potential reduce by 113.2 kB

  • Original 1.1 MB
  • After minification 968.1 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. Herts Vision Loss images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 12.1 kB

  • Original 152.0 kB
  • After minification 151.5 kB
  • After compression 139.9 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

-16%

Potential reduce by 13.4 kB

  • Original 84.3 kB
  • After minification 84.2 kB
  • After compression 70.8 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. Hertsvisionloss.org.uk needs all CSS files to be minified and compressed as it can save up to 13.4 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (84%)

Requests Now

31

After Optimization

5

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Herts Vision Loss. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

hertsvisionloss.org.uk accessibility score

89

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

hertsvisionloss.org.uk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

hertsvisionloss.org.uk SEO score

86

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 Hertsvisionloss.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 Hertsvisionloss.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

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