Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

o2tvgo.cz

Sledování | O2 TV

Page Load Speed

2.9 sec in total

First Response

344 ms

Resources Loaded

2.3 sec

Page Rendered

272 ms

o2tvgo.cz screenshot

About Website

Welcome to o2tvgo.cz homepage info - get ready to check O2 TV Go best content right away, or after learning these important things about o2tvgo.cz

Přihlaste se do O2 TV a vstupte živě do světa nejlepšího sportu, premiérových filmů a seriálů, poutavých dokumentů nebo zábavných a naučných dětských pořadů. V O2 TV si vybere každý!

Visit o2tvgo.cz

Key Findings

We analyzed O2tvgo.cz page load time and found that the first response time was 344 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

o2tvgo.cz performance score

0

Network Requests Diagram

o2tvgo.cz

344 ms

www.o2tv.cz

384 ms

ad3484747525db1c08357604f71bf390-main.min.css

336 ms

db2cccefedcc741a45a582e91a5afe8d-jquery-1.7.1.min.js

325 ms

e68e572d1bfd791eea9a2b04facffbce-tdi-bundle-1.7.5.min.js

220 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original O2tvgo.cz, 71% (50 requests) were made to O2tv.cz and 4% (3 requests) were made to Assets.adobedtm.com. The less responsive or slowest element that took the longest time to load (966 ms) relates to the external source O2tv.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 174.1 kB (23%)

Content Size

753.1 kB

After Optimization

579.0 kB

In fact, the total size of O2tvgo.cz main page is 753.1 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. 50% of websites need less resources to load. Images take 533.1 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 18.3 kB

  • Original 25.6 kB
  • After minification 24.5 kB
  • After compression 7.3 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. 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 18.3 kB or 71% of the original size.

Image Optimization

-6%

Potential reduce by 29.5 kB

  • Original 533.1 kB
  • After minification 503.6 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. O2 TV Go images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 126.3 kB

  • Original 194.4 kB
  • After minification 194.4 kB
  • After compression 68.1 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 126.3 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (61%)

Requests Now

61

After Optimization

24

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of O2 TV Go. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and as a result speed up the page load time.

SEO Factors

o2tvgo.cz SEO score

0

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise O2tvgo.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech 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 O2tvgo.cz 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 O2 TV Go. 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: