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bnfl-instruments.co.uk screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

bnfl-instruments.co.uk

Measurement and characterisation of radioactive materials and renewable energy

Page Load Speed

25.5 sec in total

First Response

381 ms

Resources Loaded

21 sec

Page Rendered

4.1 sec

bnfl-instruments.co.uk screenshot

About Website

Click here to check amazing Bnfl Instruments content. Otherwise, check out these important facts you probably never knew about bnfl-instruments.co.uk

Measurement and characterisation of radioactive materials

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Key Findings

We analyzed Bnfl-instruments.co.uk page load time and found that the first response time was 381 ms and then it took 25.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

bnfl-instruments.co.uk performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

76/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

bnfl-instruments.co.uk

381 ms

style.css

133 ms

jquery-1.3.2.min.js

286 ms

jquery.cycle.all.min.js

194 ms

js.js

207 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 72% of them (23 requests) were addressed to the original Bnfl-instruments.co.uk, 19% (6 requests) were made to Apis.google.com and 3% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (19.6 sec) belongs to the original domain Bnfl-instruments.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 103.6 kB (25%)

Content Size

422.0 kB

After Optimization

318.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bnfl-instruments.co.uk main page is 422.0 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. 35% of websites need less resources to load. Images take 241.7 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 12.4 kB

  • Original 18.1 kB
  • After minification 16.4 kB
  • After compression 5.7 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 12.4 kB or 68% of the original size.

Image Optimization

-0%

Potential reduce by 10 B

  • Original 241.7 kB
  • After minification 241.7 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. Bnfl Instruments images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 85.4 kB

  • Original 154.7 kB
  • After minification 142.4 kB
  • After compression 69.3 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 85.4 kB or 55% of the original size.

CSS Optimization

-78%

Potential reduce by 5.8 kB

  • Original 7.5 kB
  • After minification 6.5 kB
  • After compression 1.7 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. Bnfl-instruments.co.uk needs all CSS files to be minified and compressed as it can save up to 5.8 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (34%)

Requests Now

29

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bnfl Instruments. 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 as a result speed up the page load time.

Network Requests Diagram

bnfl-instruments.co.uk

bnfl-instruments.co.uk

381 ms

style.css

style.css

133 ms

jquery-1.3.2.min.js

jquery-1.3.2.min.js

286 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

194 ms

js.js

js.js

207 ms

SpryDOMUtils.js

SpryDOMUtils.js

219 ms

template3.js

template3.js

211 ms

plusone.js

plusone.js

80 ms

main_bg.gif

main_bg.gif

181 ms

simple_img_1.jpg

simple_img_1.jpg

343 ms

simple_img_2.jpg

simple_img_2.jpg

340 ms

simple_img_3.jpg

simple_img_3.jpg

183 ms

simple_img_4.jpg

simple_img_4.jpg

322 ms

tabs_bg.gif

tabs_bg.gif

175 ms

tabs_2.gif

tabs_2.gif

229 ms

radioactive.jpg

radioactive.jpg

246 ms

energy.jpg

energy.jpg

342 ms

Average-Solar-Radiation.jpg

Average-Solar-Radiation.jpg

407 ms

spacer.gif

spacer.gif

323 ms

gadget_dropdown.gif

gadget_dropdown.gif

323 ms

plant.jpg

plant.jpg

387 ms

legislation.png

legislation.png

714 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

58 ms

piwik.php

piwik.php

19625 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

108 ms

fastbutton

fastbutton

107 ms

tabs_1.gif

tabs_1.gif

261 ms

googlelogo_color_150x54dp.png

googlelogo_color_150x54dp.png

95 ms

postmessageRelay

postmessageRelay

54 ms

2231879498-postmessagerelay.js

2231879498-postmessagerelay.js

29 ms

rpc:shindig_random.js

rpc:shindig_random.js

51 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

6 ms

Accessibility Review

bnfl-instruments.co.uk accessibility score

56

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

bnfl-instruments.co.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

SEO Factors

bnfl-instruments.co.uk SEO score

67

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

Image elements do not have [alt] attributes

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 Bnfl-instruments.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 Bnfl-instruments.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

bnfl-instruments.co.uk

Open Graph description is not detected on the main page of Bnfl Instruments. 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: