2.9 sec in total
202 ms
2.5 sec
197 ms
Welcome to dvb.com homepage info - get ready to check DVB best content right away, or after learning these important things about dvb.com
DVB Members work together to design open technical specifications for digital television and media delivery. DVB standards are in use throughout the world.
Visit dvb.comWe analyzed Dvb.com page load time and found that the first response time was 202 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
dvb.com performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value8.7 s
1/100
25%
Value5.7 s
52/100
10%
Value670 ms
44/100
30%
Value0.126
83/100
15%
Value9.8 s
28/100
10%
202 ms
817 ms
194 ms
259 ms
255 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Dvb.com, 94% (64 requests) were made to Dvb.org and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (963 ms) relates to the external source Dvb.org.
Page size can be reduced by 661.4 kB (41%)
1.6 MB
952.6 kB
In fact, the total size of Dvb.com main page is 1.6 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. 35% of websites need less resources to load. Images take 965.7 kB which makes up the majority of the site volume.
Potential reduce by 33.9 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 8.0 kB, which is 19% 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 33.9 kB or 78% of the original size.
Potential reduce by 178.2 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. Obviously, DVB needs image optimization as it can save up to 178.2 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 260.3 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 260.3 kB or 68% of the original size.
Potential reduce by 188.9 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. Dvb.com needs all CSS files to be minified and compressed as it can save up to 188.9 kB or 85% of the original size.
Number of requests can be reduced by 30 (45%)
66
36
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DVB. 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 5 to 1 for CSS and as a result speed up the page load time.
dvb.com
202 ms
www.dvb.org
817 ms
screen.css
194 ms
modernizr.js
259 ms
colorbox.css
255 ms
jquery.jcarousel.css
253 ms
chosen.min.css
255 ms
skin.css
251 ms
jquery.min.js
372 ms
jquery.jcarousel.pack.js
369 ms
jquery.colorbox-min-aerian.js
368 ms
jquery-ui.custom.min.js
424 ms
chosen.jquery.min.js
367 ms
dvb.js
407 ms
dvb-logo.png
175 ms
dvb_asia_logo_2016_642_428_crop.png
566 ms
dvbw16_venice.jpg
327 ms
dvb-scene47-cover_vr.jpg
271 ms
meet_the_tm.png
963 ms
enews.png
656 ms
dvb_asia_logo_2016_642_428_crop.png
259 ms
dvbw16_venice.jpg
342 ms
dvb-scene47-cover_vr.jpg
334 ms
meet_the_tm.png
396 ms
enews_small.png
410 ms
dvb-t_map.jpg
415 ms
scene.jpg
475 ms
dvbt2.png
493 ms
dvbc2.png
496 ms
dvbs2.png
556 ms
dvbrcs2.png
572 ms
dvb3dtv.png
577 ms
bca2016.png
631 ms
ibc2016.png
638 ms
dvb_asia_logo_2016_642_428_crop_no_year.png
734 ms
cvn_logo.jpg
657 ms
ericsson_v.png
711 ms
b-com.png
718 ms
spinner.png
720 ms
hughes.png
739 ms
digitaleurope.png
795 ms
analytics.js
101 ms
header_bg.jpg
755 ms
header_search_icon.jpg
758 ms
login_dropdown_arrow.jpg
770 ms
top_nav_bg.jpg
718 ms
top_nav_item.jpg
771 ms
top_nav-home.jpg
776 ms
collect
17 ms
featured_promo_news_icon.png
741 ms
white_overlay.png
754 ms
clock_dark_grey.png
750 ms
vertical-tab-selectors.png
733 ms
magnify-glass.png
724 ms
secondary_promo_bg.jpg
717 ms
secondary_promo_head_first.jpg
675 ms
secondary_promo_head_second.jpg
661 ms
read_more_link.png
696 ms
how_dvb_logos_button.jpg
646 ms
list-item.jpg
639 ms
footer_bg.jpg
637 ms
footer_li_divider.png
591 ms
twitter_logo.png
576 ms
dvb_clip_board.png
615 ms
twitter_reply_icon.png
574 ms
twitter_retweet_icon.png
574 ms
twitter_favourite_icon.png
560 ms
nr-892.min.js
100 ms
dvb.com accessibility score
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
[aria-*] attributes do not match their roles
ARIA IDs are not unique
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
dvb.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
dvb.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dvb.com 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 Dvb.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.
dvb.com
Open Graph description is not detected on the main page of DVB. 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: