Tools & Wizards About Us
fireoflondon.org.uk screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    51% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 63% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

fireoflondon.org.uk

The Great Fire Of London - The Great Fire of London

Page Load Speed

6.5 sec in total

First Response

897 ms

Resources Loaded

5.3 sec

Page Rendered

301 ms

fireoflondon.org.uk screenshot

About Website

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

Everything you need to know about the Great Fire of London from the Museum of London, London Metropolitan Archives, the Monument and Guildhall Art Gallery.

Visit fireoflondon.org.uk

Key Findings

We analyzed Fireoflondon.org.uk page load time and found that the first response time was 897 ms and then it took 5.6 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

fireoflondon.org.uk performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value1,280 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

www.fireoflondon.org.uk

897 ms

style.min.css

374 ms

frontend.css

399 ms

style.css

36 ms

style.css

34 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 88% of them (53 requests) were addressed to the original Fireoflondon.org.uk, 3% (2 requests) were made to Bs.serving-sys.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Fireoflondon.org.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 98.0 kB (11%)

Content Size

910.9 kB

After Optimization

812.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Fireoflondon.org.uk main page is 910.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 672.6 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 40.7 kB

  • Original 48.7 kB
  • After minification 48.7 kB
  • After compression 8.0 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 40.7 kB or 84% of the original size.

Image Optimization

-8%

Potential reduce by 52.4 kB

  • Original 672.6 kB
  • After minification 620.2 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. Fire Of London images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 825 B

  • Original 130.3 kB
  • After minification 130.3 kB
  • After compression 129.5 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

-7%

Potential reduce by 4.1 kB

  • Original 59.4 kB
  • After minification 59.4 kB
  • After compression 55.3 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. Fireoflondon.org.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (52%)

Requests Now

56

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fire Of London. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.fireoflondon.org.uk

www.fireoflondon.org.uk

897 ms

style.min.css

style.min.css

374 ms

frontend.css

frontend.css

399 ms

style.css

style.css

36 ms

style.css

style.css

34 ms

perfect-scrollbar.css

perfect-scrollbar.css

63 ms

jquerybxslider.css

jquerybxslider.css

49 ms

animate.min.css

animate.min.css

51 ms

lity.css

lity.css

396 ms

audioplayer.css

audioplayer.css

67 ms

magic360.css

magic360.css

90 ms

jquery.js

jquery.js

92 ms

jquerybxslider.min.js

jquerybxslider.min.js

93 ms

bootstrap.min.css

bootstrap.min.css

120 ms

fol-style.css

fol-style.css

86 ms

uk-cookie-consent-js.js

uk-cookie-consent-js.js

31 ms

skip-link-focus-fix.js

skip-link-focus-fix.js

422 ms

bootstrap.min.js

bootstrap.min.js

31 ms

grayscale.js

grayscale.js

50 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

48 ms

functions.js

functions.js

450 ms

perfect-scrollbar.js

perfect-scrollbar.js

57 ms

perfect-scrollbar.jquery.js

perfect-scrollbar.jquery.js

70 ms

bootbox.min.js

bootbox.min.js

80 ms

lity.js

lity.js

92 ms

panzoom.js

panzoom.js

108 ms

audioplayer.js

audioplayer.js

122 ms

magic360.js

magic360.js

153 ms

wp-embed.min.js

wp-embed.min.js

153 ms

wavesurfer.min.js

wavesurfer.min.js

46 ms

ActivityServer.bs

ActivityServer.bs

7 ms

ActivityServer.bs

ActivityServer.bs

40 ms

ebAttribution.js

ebAttribution.js

250 ms

main-bg.png

main-bg.png

428 ms

black-bg.png

black-bg.png

424 ms

left-fist-top.png

left-fist-top.png

78 ms

left-fist-bottom.png

left-fist-bottom.png

413 ms

left-second-top.png

left-second-top.png

1141 ms

left-second-bottom.png

left-second-bottom.png

523 ms

middle-top.png

middle-top.png

1138 ms

middle-bottom.png

middle-bottom.png

415 ms

right-top.png

right-top.png

460 ms

right-bottom.png

right-bottom.png

464 ms

logo.png

logo.png

463 ms

children-games.png

children-games.png

2144 ms

btn-bg.png

btn-bg.png

2147 ms

img-2.png

img-2.png

2143 ms

minecraft.png

minecraft.png

517 ms

splash_page_btn.png

splash_page_btn.png

520 ms

MOL_bw-1.png

MOL_bw-1.png

521 ms

icon-2.png

icon-2.png

2125 ms

icon-5.png

icon-5.png

3136 ms

icon-4.png

icon-4.png

3129 ms

arts-council-logo.png

arts-council-logo.png

3129 ms

icon-3.png

icon-3.png

3124 ms

univers-condensedbold-webfont.woff

univers-condensedbold-webfont.woff

3149 ms

UniversLTStd.woff

UniversLTStd.woff

3161 ms

analytics.js

analytics.js

82 ms

collect

collect

120 ms

collect

collect

222 ms

Accessibility Review

fireoflondon.org.uk accessibility score

86

Accessibility Issues

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

fireoflondon.org.uk best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

fireoflondon.org.uk SEO score

100

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

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 Fireoflondon.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 Fireoflondon.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

fireoflondon.org.uk

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