Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 47

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

onradio.gr

OnRadio.gr | Listen Live | Ακούστε Ζωντανά - Live Ραδιοφωνικοί σταθμοί στο OnRadio

Page Load Speed

8.7 sec in total

First Response

1.4 sec

Resources Loaded

6.8 sec

Page Rendered

471 ms

onradio.gr screenshot

About Website

Visit onradio.gr now to see the best up-to-date On Radio content for Greece and also check out these interesting facts you probably never knew about onradio.gr

Listen Live Radio - Ακούστε Ζωντανά τον αγαπημένο σας σταθμό. Η μεγαλύτερη πύλη των ελληνικών ραδιοφώνων online. Greek Radio stations. Listen live sports & music. ONRADIO

Visit onradio.gr

Key Findings

We analyzed Onradio.gr page load time and found that the first response time was 1.4 sec and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

onradio.gr performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value11.1 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value4,920 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.055

98/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

onradio.gr

1425 ms

main_styles2011.css

329 ms

jquery-latest.js

13 ms

jsocial.js

165 ms

urchin.js

23 ms

Our browser made a total of 296 requests to load all elements on the main page. We found that 73% of them (216 requests) were addressed to the original Onradio.gr, 5% (15 requests) were made to S0.2mdn.net and 3% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Onradio.gr.

Page Optimization Overview & Recommendations

Page size can be reduced by 639.3 kB (39%)

Content Size

1.7 MB

After Optimization

1.0 MB

In fact, the total size of Onradio.gr main page is 1.7 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. 70% of websites need less resources to load. Images take 946.6 kB which makes up the majority of the site volume.

HTML Optimization

-95%

Potential reduce by 388.1 kB

  • Original 406.4 kB
  • After minification 243.1 kB
  • After compression 18.3 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 163.3 kB, which is 40% 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 388.1 kB or 95% of the original size.

Image Optimization

-6%

Potential reduce by 54.6 kB

  • Original 946.6 kB
  • After minification 892.0 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. On Radio images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 169.2 kB

  • Original 274.4 kB
  • After minification 268.8 kB
  • After compression 105.2 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 169.2 kB or 62% of the original size.

CSS Optimization

-90%

Potential reduce by 27.4 kB

  • Original 30.6 kB
  • After minification 23.3 kB
  • After compression 3.2 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. Onradio.gr needs all CSS files to be minified and compressed as it can save up to 27.4 kB or 90% of the original size.

Requests Breakdown

Number of requests can be reduced by 66 (23%)

Requests Now

284

After Optimization

218

The browser has sent 284 CSS, Javascripts, AJAX and image requests in order to completely render the main page of On Radio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

onradio.gr accessibility score

47

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

onradio.gr best practices score

58

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

Displays images with incorrect aspect ratio

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

onradio.gr SEO score

91

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

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

    EL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-7

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Onradio.gr can be misinterpreted by Google and other search engines. Our service has detected that Greek 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 Onradio.gr main page’s claimed encoding is iso-8859-7. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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