Tools & Wizards About Us

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

dvbviewer.tv

DVB viewer - your software for TV and Radio - Home

Page Load Speed

3.6 sec in total

First Response

503 ms

Resources Loaded

3 sec

Page Rendered

163 ms

About Website

Click here to check amazing DVB Viewer content for Austria. Otherwise, check out these important facts you probably never knew about dvbviewer.tv

Der DVBViewer ist eine DVB Software und ermöglicht den Empfang von TV und Radio am PC! Es wird DVB-T(2),S(2),C(2), ATSC und IPTV unterstützt.

Visit dvbviewer.tv

Key Findings

We analyzed Dvbviewer.tv page load time and found that the first response time was 503 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

dvbviewer.tv performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value5.4 s

57/100

10%

TBT (Total Blocking Time)

Value490 ms

59/100

30%

CLS (Cumulative Layout Shift)

Value0.077

95/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

index.php

503 ms

dvb.css

120 ms

common.js

226 ms

win.js

305 ms

overImg.js

316 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Dvbviewer.tv, 15% (11 requests) were made to Platform.twitter.com and 3% (2 requests) were made to Syndication.twitter.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Dvbviewer.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 32.7 kB (12%)

Content Size

279.1 kB

After Optimization

246.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dvbviewer.tv main page is 279.1 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 247.7 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 13.6 kB

  • Original 20.1 kB
  • After minification 18.8 kB
  • After compression 6.5 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 13.6 kB or 68% of the original size.

Image Optimization

-4%

Potential reduce by 10.4 kB

  • Original 247.7 kB
  • After minification 237.3 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. DVB Viewer images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 3.9 kB

  • Original 5.6 kB
  • After minification 4.6 kB
  • After compression 1.7 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 3.9 kB or 69% of the original size.

CSS Optimization

-83%

Potential reduce by 4.8 kB

  • Original 5.7 kB
  • After minification 5.0 kB
  • After compression 949 B

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. Dvbviewer.tv needs all CSS files to be minified and compressed as it can save up to 4.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (54%)

Requests Now

70

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DVB Viewer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

dvbviewer.tv accessibility score

65

Accessibility Issues

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

dvbviewer.tv best practices score

75

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

Serves images with low resolution

SEO Factors

dvbviewer.tv SEO score

69

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

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dvbviewer.tv can be misinterpreted by Google and other search engines. Our service has detected that German 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 Dvbviewer.tv main page’s claimed encoding is iso-8859-1. 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 description is not detected on the main page of DVB Viewer. 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: