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blog.britishmuseum.org screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

blog.britishmuseum.org

Blog | British Museum

Page Load Speed

3.4 sec in total

First Response

164 ms

Resources Loaded

1.9 sec

Page Rendered

1.3 sec

blog.britishmuseum.org screenshot

About Website

Welcome to blog.britishmuseum.org homepage info - get ready to check Blog British Museum best content for United Kingdom right away, or after learning these important things about blog.britishmuseum.org

Visit blog.britishmuseum.org

Key Findings

We analyzed Blog.britishmuseum.org page load time and found that the first response time was 164 ms and then it took 3.2 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

blog.britishmuseum.org performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value34.1 s

0/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value1,290 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

Network Requests Diagram

blog.britishmuseum.org

164 ms

blog.britishmuseum.org

325 ms

blog

26 ms

blog

133 ms

css_jNyaXmPK6wSVdbxMzJ_J68Xqx79noguoc4I0PSTaTEY.css

7 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 7% of them (2 requests) were addressed to the original Blog.britishmuseum.org, 68% (19 requests) were made to Britishmuseum.org and 7% (2 requests) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Consent.cookiebot.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 361.4 kB (72%)

Content Size

501.8 kB

After Optimization

140.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blog.britishmuseum.org main page is 501.8 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. 55% of websites need less resources to load. HTML takes 410.7 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 352.1 kB

  • Original 410.7 kB
  • After minification 383.2 kB
  • After compression 58.6 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. 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 352.1 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 547 B
  • After minification 547 B

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. Blog British Museum images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 9.3 kB

  • Original 56.0 kB
  • After minification 56.0 kB
  • After compression 46.7 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 9.3 kB or 17% of the original size.

CSS Optimization

-0%

Potential reduce by 29 B

  • Original 34.5 kB
  • After minification 34.5 kB
  • After compression 34.5 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. Blog.britishmuseum.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (62%)

Requests Now

21

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog British Museum. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blog.britishmuseum.org

blog.britishmuseum.org

164 ms

blog.britishmuseum.org

blog.britishmuseum.org

325 ms

blog

blog

26 ms

blog

blog

133 ms

css_jNyaXmPK6wSVdbxMzJ_J68Xqx79noguoc4I0PSTaTEY.css

css_jNyaXmPK6wSVdbxMzJ_J68Xqx79noguoc4I0PSTaTEY.css

7 ms

css_YU0aqYINd2IFcsBQY4kro0-uLOJgMBo2bBmEcnraQiM.css

css_YU0aqYINd2IFcsBQY4kro0-uLOJgMBo2bBmEcnraQiM.css

8 ms

js_GnQfiUX3yakQGunLt5gEOLBlSIhIs1cP9G70K5zYTNI.js

js_GnQfiUX3yakQGunLt5gEOLBlSIhIs1cP9G70K5zYTNI.js

29 ms

uc.js

uc.js

41 ms

js_di0SyRyPCbKP2A4SRUgFocDTpt6cC8xl1xmf_6WkZyI.js

js_di0SyRyPCbKP2A4SRUgFocDTpt6cC8xl1xmf_6WkZyI.js

36 ms

gtm.js

gtm.js

475 ms

polyfills.js

polyfills.js

414 ms

configuration.js

configuration.js

450 ms

cc.js

cc.js

1023 ms

british-museum-logo.svg

british-museum-logo.svg

185 ms

icon-chevron-white.svg

icon-chevron-white.svg

182 ms

icon-chevron-unboxed.svg

icon-chevron-unboxed.svg

696 ms

icon-chevron-double-unboxed.svg

icon-chevron-double-unboxed.svg

699 ms

6a2e6e02469544dfa53fdb26e01cbf6e.woff

6a2e6e02469544dfa53fdb26e01cbf6e.woff

755 ms

7759ed8335c173d6608d776a7e27f3aa.woff

7759ed8335c173d6608d776a7e27f3aa.woff

756 ms

eb362f16a7ad17806acecc75c7b3c007.woff

eb362f16a7ad17806acecc75c7b3c007.woff

757 ms

bc-v4.min.html

bc-v4.min.html

120 ms

css_jNyaXmPK6wSVdbxMzJ_J68Xqx79noguoc4I0PSTaTEY.css

css_jNyaXmPK6wSVdbxMzJ_J68Xqx79noguoc4I0PSTaTEY.css

105 ms

css_YU0aqYINd2IFcsBQY4kro0-uLOJgMBo2bBmEcnraQiM.css

css_YU0aqYINd2IFcsBQY4kro0-uLOJgMBo2bBmEcnraQiM.css

106 ms

css_aINlyV3TSt2AWwHL1sb-HYV04AckT5kBnWN1d5xOLjg.css

css_aINlyV3TSt2AWwHL1sb-HYV04AckT5kBnWN1d5xOLjg.css

119 ms

default-skin.png

default-skin.png

132 ms

optimize.js

optimize.js

98 ms

analytics.js

analytics.js

13 ms

css_aINlyV3TSt2AWwHL1sb-HYV04AckT5kBnWN1d5xOLjg.css

css_aINlyV3TSt2AWwHL1sb-HYV04AckT5kBnWN1d5xOLjg.css

4 ms

Accessibility Review

blog.britishmuseum.org accessibility score

76

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

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

blog.britishmuseum.org best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

blog.britishmuseum.org SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

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

High

Tap targets are not sized appropriately

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 Blog.britishmuseum.org 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 Blog.britishmuseum.org 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

blog.britishmuseum.org

Open Graph description is not detected on the main page of Blog British Museum. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: