Tools & Wizards About Us

Report Summary

  • 85

    Performance

    Renders faster than
    88% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

blueradios.com

Bluetooth 5.0 nRF52840 Low Energy smart wireless 2.4GHz embedded medical data radio modem modules.

Page Load Speed

1.6 sec in total

First Response

309 ms

Resources Loaded

837 ms

Page Rendered

414 ms

About Website

Click here to check amazing Blue Radio S content for India. Otherwise, check out these important facts you probably never knew about blueradios.com

Bluetooth 5.0 nRF52840 Low Energy module devices work for many medical applications. The Bluetooth wireless radio mounts directly into your products, converting them into Bluetooth-enabled wireless de...

Visit blueradios.com

Key Findings

We analyzed Blueradios.com page load time and found that the first response time was 309 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

blueradios.com performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value2.3 s

98/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

blueradios.com

309 ms

style.css

167 ms

jquery-latest.min.js

4 ms

jquery.tablehover.js

257 ms

background-circuit.jpg

197 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 95% of them (20 requests) were addressed to the original Blueradios.com, 5% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (344 ms) belongs to the original domain Blueradios.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 36.0 kB (12%)

Content Size

291.4 kB

After Optimization

255.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blueradios.com main page is 291.4 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. 25% of websites need less resources to load. Images take 248.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 14.1 kB

  • Original 19.0 kB
  • After minification 16.5 kB
  • After compression 5.0 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. This page needs HTML code to be minified as it can gain 2.5 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 14.1 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 248.4 kB
  • After minification 247.4 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. Blue Radio S images are well optimized though.

JavaScript Optimization

-91%

Potential reduce by 12.1 kB

  • Original 13.4 kB
  • After minification 3.6 kB
  • After compression 1.2 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 12.1 kB or 91% of the original size.

CSS Optimization

-82%

Potential reduce by 8.7 kB

  • Original 10.6 kB
  • After minification 8.1 kB
  • After compression 1.9 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. Blueradios.com needs all CSS files to be minified and compressed as it can save up to 8.7 kB or 82% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

20

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blue Radio S. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

blueradios.com 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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

blueradios.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

blueradios.com SEO score

58

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

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 Blueradios.com 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 Blueradios.com 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 description is not detected on the main page of Blue Radio S. 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: