Tools & Wizards About Us
londondermatologist.co.uk screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

londondermatologist.co.uk

London Dermatologist - Harley Street | Consultant Dermatologist

Page Load Speed

2.3 sec in total

First Response

218 ms

Resources Loaded

1.9 sec

Page Rendered

184 ms

londondermatologist.co.uk screenshot

About Website

Welcome to londondermatologist.co.uk homepage info - get ready to check London Dermatologist best content for United Kingdom right away, or after learning these important things about londondermatologist.co.uk

Consultant Dermatologist in London. NHS and Private Skin, Skin Surgery Specialists and Dermatologists at the Royal Free Hospital and throughout London

Visit londondermatologist.co.uk

Key Findings

We analyzed Londondermatologist.co.uk page load time and found that the first response time was 218 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

londondermatologist.co.uk performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

31/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value430 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

Network Requests Diagram

londondermatologist.co.uk

218 ms

www.londondermatologist.co.uk

365 ms

gtm.js

68 ms

style.min.css

21 ms

normalize.css

35 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 54% of them (26 requests) were addressed to the original Londondermatologist.co.uk, 15% (7 requests) were made to Use.typekit.net and 10% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (659 ms) belongs to the original domain Londondermatologist.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 155.2 kB (15%)

Content Size

1.0 MB

After Optimization

857.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Londondermatologist.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. 55% of websites need less resources to load. Images take 788.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 38.5 kB

  • Original 48.2 kB
  • After minification 44.8 kB
  • After compression 9.7 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 38.5 kB or 80% of the original size.

Image Optimization

-15%

Potential reduce by 116.4 kB

  • Original 788.1 kB
  • After minification 671.8 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, London Dermatologist needs image optimization as it can save up to 116.4 kB or 15% 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 216 B

  • Original 145.2 kB
  • After minification 145.2 kB
  • After compression 145.0 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

-0%

Potential reduce by 106 B

  • Original 31.2 kB
  • After minification 31.2 kB
  • After compression 31.1 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. Londondermatologist.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (41%)

Requests Now

34

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of London Dermatologist. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

londondermatologist.co.uk

londondermatologist.co.uk

218 ms

www.londondermatologist.co.uk

www.londondermatologist.co.uk

365 ms

gtm.js

gtm.js

68 ms

style.min.css

style.min.css

21 ms

normalize.css

normalize.css

35 ms

londondermatologist.css

londondermatologist.css

46 ms

main.css

main.css

42 ms

css

css

41 ms

ihg0iwa.js

ihg0iwa.js

117 ms

jquery.min.js

jquery.min.js

39 ms

jquery-migrate.min.js

jquery-migrate.min.js

34 ms

load.sumome.com

load.sumome.com

55 ms

plugins.min.js

plugins.min.js

35 ms

main.min.js

main.min.js

47 ms

js

js

79 ms

sumome.js

sumome.js

7 ms

fbevents.js

fbevents.js

181 ms

icon-arrow.svg

icon-arrow.svg

173 ms

ga.js

ga.js

204 ms

header-logo.svg

header-logo.svg

81 ms

icon-menu.svg

icon-menu.svg

78 ms

icon-close.svg

icon-close.svg

45 ms

mobile-call.svg

mobile-call.svg

80 ms

mobile-message.svg

mobile-message.svg

78 ms

hero-home-image2.png

hero-home-image2.png

659 ms

logo-tile2.svg

logo-tile2.svg

78 ms

preview-gallery-about-us-1.jpeg

preview-gallery-about-us-1.jpeg

112 ms

infotile-3.png

infotile-3.png

114 ms

loderma-treatments.jpg

loderma-treatments.jpg

113 ms

timeblog-620x410.jpg

timeblog-620x410.jpg

112 ms

depressed-620x410.jpg

depressed-620x410.jpg

112 ms

gelpost-620x410.jpg

gelpost-620x410.jpg

135 ms

contraceptive-620x410.jpg

contraceptive-620x410.jpg

134 ms

dr-orb.png

dr-orb.png

133 ms

u-4X0qWljRw-PfU81xCKCpdpbgZJl6XFpfEd7eA9BIxxkV2EH7alwg.ttf

u-4X0qWljRw-PfU81xCKCpdpbgZJl6XFpfEd7eA9BIxxkV2EH7alwg.ttf

75 ms

u-4X0qWljRw-PfU81xCKCpdpbgZJl6XFpfEd7eA9BIxxkW-EH7alwg.ttf

u-4X0qWljRw-PfU81xCKCpdpbgZJl6XFpfEd7eA9BIxxkW-EH7alwg.ttf

76 ms

u-4X0qWljRw-PfU81xCKCpdpbgZJl6XFpfEd7eA9BIxxkbqDH7alwg.ttf

u-4X0qWljRw-PfU81xCKCpdpbgZJl6XFpfEd7eA9BIxxkbqDH7alwg.ttf

106 ms

0QI6MX1D_JOuGQbT0gvTJPa787weuxJBkqg.ttf

0QI6MX1D_JOuGQbT0gvTJPa787weuxJBkqg.ttf

126 ms

0QI6MX1D_JOuGQbT0gvTJPa787z5vBJBkqg.ttf

0QI6MX1D_JOuGQbT0gvTJPa787z5vBJBkqg.ttf

127 ms

d

d

12 ms

d

d

38 ms

d

d

69 ms

d

d

106 ms

d

d

71 ms

d

d

106 ms

__utm.gif

__utm.gif

60 ms

p.gif

p.gif

21 ms

yqq61el0

yqq61el0

26 ms

Accessibility Review

londondermatologist.co.uk accessibility score

51

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

londondermatologist.co.uk best practices score

83

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

londondermatologist.co.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

    N/A

  • Encoding

    UTF-8

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

londondermatologist.co.uk

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