Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

cub.io

cub.io - a really cool domain parked on Park.io

Page Load Speed

2.1 sec in total

First Response

404 ms

Resources Loaded

1.1 sec

Page Rendered

624 ms

cub.io screenshot

About Website

Visit cub.io now to see the best up-to-date Cub content and also check out these interesting facts you probably never knew about cub.io

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Visit cub.io

Key Findings

We analyzed Cub.io page load time and found that the first response time was 404 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

cub.io performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.2 s

85/100

10%

Network Requests Diagram

cub.io

404 ms

contest

12 ms

30 ms

new-style.css

34 ms

font-awesome.min.css

23 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Cub.io, 47% (27 requests) were made to Wizehive.com and 12% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (404 ms) belongs to the original domain Cub.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 530.6 kB (27%)

Content Size

1.9 MB

After Optimization

1.4 MB

In fact, the total size of Cub.io main page is 1.9 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 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 48.5 kB

  • Original 62.1 kB
  • After minification 53.2 kB
  • After compression 13.6 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 8.8 kB, which is 14% 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 48.5 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 36.5 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. Cub images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 284.5 kB

  • Original 476.4 kB
  • After minification 454.3 kB
  • After compression 191.9 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 284.5 kB or 60% of the original size.

CSS Optimization

-84%

Potential reduce by 161.1 kB

  • Original 192.1 kB
  • After minification 180.1 kB
  • After compression 31.0 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. Cub.io needs all CSS files to be minified and compressed as it can save up to 161.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (49%)

Requests Now

41

After Optimization

21

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cub. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cub.io accessibility score

88

Accessibility Issues

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

Heading elements are not in a sequentially-descending order

Best Practices

cub.io best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

cub.io SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cub.io can be misinterpreted by Google and other search engines. Our service has detected that English 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 Cub.io 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 Cub. 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: