Tools & Wizards About Us
cognitive-surplus.com screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

cognitive-surplus.com

Cognitive Surplus | Science Meets Design – High quality science gifts

Page Load Speed

5.2 sec in total

First Response

1.2 sec

Resources Loaded

2.7 sec

Page Rendered

1.4 sec

cognitive-surplus.com screenshot

About Website

Click here to check amazing Cognitive Surplus content for United States. Otherwise, check out these important facts you probably never knew about cognitive-surplus.com

Stationery and lifestyle goods to celebrate science and inspire discovery, made with respect for the sustainability of our planet. Shop for science notebooks, glassware, bags and apparel. We have won ...

Visit cognitive-surplus.com

Key Findings

We analyzed Cognitive-surplus.com page load time and found that the first response time was 1.2 sec and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

cognitive-surplus.com performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value21.0 s

0/100

25%

SI (Speed Index)

Value15.8 s

0/100

10%

TBT (Total Blocking Time)

Value3,700 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.113

86/100

15%

TTI (Time to Interactive)

Value31.5 s

0/100

10%

Network Requests Diagram

cognitive-surplus.com

1150 ms

theme.css

53 ms

vendor.js

37 ms

theme.js

98 ms

preloads.js

98 ms

Our browser made a total of 119 requests to load all elements on the main page. We found that 87% of them (104 requests) were addressed to the original Cognitive-surplus.com, 6% (7 requests) were made to Cdn.shopify.com and 4% (5 requests) were made to Cdn.judge.me. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Cognitive-surplus.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 850.9 kB (4%)

Content Size

22.9 MB

After Optimization

22.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cognitive-surplus.com main page is 22.9 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. Only a small number of websites need less resources to load. Images take 21.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 730.1 kB

  • Original 844.4 kB
  • After minification 819.1 kB
  • After compression 114.4 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 730.1 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 120.5 kB

  • Original 21.5 MB
  • After minification 21.4 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. Cognitive Surplus images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 398 B

  • Original 360.0 kB
  • After minification 360.0 kB
  • After compression 359.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 27 B

  • Original 100.5 kB
  • After minification 100.5 kB
  • After compression 100.5 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. Cognitive-surplus.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (22%)

Requests Now

116

After Optimization

90

  • Images
  • JavaScript
  • CSS

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cognitive Surplus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cognitive-surplus.com

cognitive-surplus.com

1150 ms

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53 ms

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37 ms

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98 ms

preloads.js

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98 ms

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35 ms

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95 ms

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273 ms

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369 ms

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119 ms

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117 ms

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117 ms

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201 ms

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217 ms

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231 ms

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347 ms

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205 ms

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597 ms

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471 ms

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487 ms

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518 ms

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546 ms

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524 ms

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524 ms

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525 ms

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45 ms

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19 ms

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142 ms

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227 ms

Accessibility Review

cognitive-surplus.com accessibility score

87

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

[id] attributes on active, focusable elements are not unique

Best Practices

cognitive-surplus.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cognitive-surplus.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cognitive-surplus.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 Cognitive-surplus.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.

Social Sharing Optimization

cognitive-surplus.com

Open Graph data is detected on the main page of Cognitive Surplus. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: