Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

spoj.pl

Sphere Online Judge (SPOJ)

Page Load Speed

53.3 sec in total

First Response

747 ms

Resources Loaded

23 sec

Page Rendered

29.5 sec

spoj.pl screenshot

About Website

Welcome to spoj.pl homepage info - get ready to check SPOJ best content for Poland right away, or after learning these important things about spoj.pl

SPOJ (Sphere Online Judge) is an online judge system with over 315,000 registered users and over 20000 problems. The solution to problems can be submitted in over 60 languages including C, C++, Java, ...

Visit spoj.pl

Key Findings

We analyzed Spoj.pl page load time and found that the first response time was 747 ms and then it took 52.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

spoj.pl performance score

0

Network Requests Diagram

spoj.pl

747 ms

www.spoj.com

1284 ms

css

1364 ms

bootstrap.min.css

1663 ms

font-awesome.min.css

1926 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Spoj.pl, 29% (23 requests) were made to Discuss.spoj.com and 16% (13 requests) were made to Stx1.spoj.com. The less responsive or slowest element that took the longest time to load (5.9 sec) relates to the external source Googleads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 763.6 kB (48%)

Content Size

1.6 MB

After Optimization

843.3 kB

In fact, the total size of Spoj.pl 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 821.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 37.5 kB

  • Original 50.7 kB
  • After minification 45.9 kB
  • After compression 13.2 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 37.5 kB or 74% of the original size.

Image Optimization

-6%

Potential reduce by 31.9 kB

  • Original 530.0 kB
  • After minification 498.1 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. SPOJ images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 524.6 kB

  • Original 821.9 kB
  • After minification 815.8 kB
  • After compression 297.3 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 524.6 kB or 64% of the original size.

CSS Optimization

-83%

Potential reduce by 169.6 kB

  • Original 204.3 kB
  • After minification 192.7 kB
  • After compression 34.7 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. Spoj.pl needs all CSS files to be minified and compressed as it can save up to 169.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (78%)

Requests Now

63

After Optimization

14

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SPOJ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

SEO Factors

spoj.pl SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spoj.pl 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 Spoj.pl 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 SPOJ. 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: