Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

londonivfandgenetics.co.uk

IVF Clinic London | Fertility Tests London | London IVF & Genetics

Page Load Speed

4 sec in total

First Response

582 ms

Resources Loaded

3.1 sec

Page Rendered

322 ms

londonivfandgenetics.co.uk screenshot

About Website

Welcome to londonivfandgenetics.co.uk homepage info - get ready to check London IVF And Genetics best content right away, or after learning these important things about londonivfandgenetics.co.uk

Choose the best London IVF and fertility treatment for you. We offer money-back guarantees & free initial appointments. Located in central London.

Visit londonivfandgenetics.co.uk

Key Findings

We analyzed Londonivfandgenetics.co.uk page load time and found that the first response time was 582 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

londonivfandgenetics.co.uk performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value18.2 s

0/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value1,530 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value18.5 s

3/100

10%

Network Requests Diagram

www.londonivfandgenetics.co.uk

582 ms

g55b8.css

389 ms

61ax4.js

303 ms

site.js

15 ms

autoptimize_9f3331b4b5805c19ca8fa2120a614e48.js

594 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 69% of them (27 requests) were addressed to the original Londonivfandgenetics.co.uk, 10% (4 requests) were made to Maps.googleapis.com and 8% (3 requests) were made to A.mailmunch.co. The less responsive or slowest element that took the longest time to load (594 ms) belongs to the original domain Londonivfandgenetics.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 266.2 kB (26%)

Content Size

1.0 MB

After Optimization

742.4 kB

In fact, the total size of Londonivfandgenetics.co.uk main page is 1.0 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. 25% of websites need less resources to load. Javascripts take 398.3 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 115.9 kB

  • Original 137.1 kB
  • After minification 136.2 kB
  • After compression 21.2 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 115.9 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 1.4 kB

  • Original 183.5 kB
  • After minification 182.1 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. London IVF And Genetics images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 92.6 kB

  • Original 398.3 kB
  • After minification 398.3 kB
  • After compression 305.6 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 92.6 kB or 23% of the original size.

CSS Optimization

-19%

Potential reduce by 56.3 kB

  • Original 289.8 kB
  • After minification 289.8 kB
  • After compression 233.5 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. Londonivfandgenetics.co.uk needs all CSS files to be minified and compressed as it can save up to 56.3 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (23%)

Requests Now

35

After Optimization

27

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of London IVF And Genetics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

londonivfandgenetics.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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

londonivfandgenetics.co.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

Missing source maps for large first-party JavaScript

SEO Factors

londonivfandgenetics.co.uk SEO score

79

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

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 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 Londonivfandgenetics.co.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 Londonivfandgenetics.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 data is detected on the main page of London IVF And Genetics. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: