Tools & Wizards About Us
insidetheperimeter.ca screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

insidetheperimeter.ca

News | Perimeter Institute

Page Load Speed

10.6 sec in total

First Response

70 ms

Resources Loaded

9.7 sec

Page Rendered

834 ms

insidetheperimeter.ca screenshot

About Website

Welcome to insidetheperimeter.ca homepage info - get ready to check Insidethe Perimeter best content for Canada right away, or after learning these important things about insidetheperimeter.ca

Latest news in cosmology, condensed matter physics, supernova, dark matter, event horizons, gravity, the milky way, AI, the big bang & everything in space.

Visit insidetheperimeter.ca

Key Findings

We analyzed Insidetheperimeter.ca page load time and found that the first response time was 70 ms and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

insidetheperimeter.ca performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

33/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

insidetheperimeter.ca

70 ms

insidetheperimeter.ca

8942 ms

js

51 ms

style.min.css

63 ms

toplytics-public.css

55 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 85% of them (113 requests) were addressed to the original Insidetheperimeter.ca, 7% (9 requests) were made to Fonts.gstatic.com and 3% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (8.9 sec) belongs to the original domain Insidetheperimeter.ca.

Page Optimization Overview & Recommendations

Page size can be reduced by 315.6 kB (5%)

Content Size

5.8 MB

After Optimization

5.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Insidetheperimeter.ca main page is 5.8 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 5.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 277.2 kB

  • Original 317.5 kB
  • After minification 283.2 kB
  • After compression 40.3 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. This page needs HTML code to be minified as it can gain 34.2 kB, which is 11% 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 277.2 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 11.8 kB

  • Original 5.3 MB
  • After minification 5.3 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. Insidethe Perimeter images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 19.2 kB

  • Original 142.4 kB
  • After minification 142.4 kB
  • After compression 123.2 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 19.2 kB or 13% of the original size.

CSS Optimization

-25%

Potential reduce by 7.5 kB

  • Original 30.7 kB
  • After minification 30.6 kB
  • After compression 23.2 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. Insidetheperimeter.ca needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (11%)

Requests Now

121

After Optimization

108

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Insidethe Perimeter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

insidetheperimeter.ca

insidetheperimeter.ca

70 ms

insidetheperimeter.ca

insidetheperimeter.ca

8942 ms

js

js

51 ms

style.min.css

style.min.css

63 ms

toplytics-public.css

toplytics-public.css

55 ms

style.css

style.css

55 ms

css

css

51 ms

main.css

main.css

65 ms

frontend-gtag.min.js

frontend-gtag.min.js

56 ms

jquery.min.js

jquery.min.js

77 ms

jquery-migrate.min.js

jquery-migrate.min.js

70 ms

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widgets.js

22 ms

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script.min.js

17 ms

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98 ms

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259 ms

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258 ms

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327 ms

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341 ms

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339 ms

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341 ms

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368 ms

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369 ms

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371 ms

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372 ms

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370 ms

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371 ms

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392 ms

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389 ms

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264 ms

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319 ms

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319 ms

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388 ms

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236 ms

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179 ms

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103 ms

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102 ms

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103 ms

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143 ms

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144 ms

settings

settings

147 ms

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140 ms

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112 ms

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112 ms

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115 ms

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91 ms

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87 ms

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101 ms

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101 ms

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88 ms

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95 ms

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95 ms

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93 ms

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111 ms

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88 ms

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86 ms

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88 ms

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87 ms

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86 ms

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93 ms

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97 ms

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97 ms

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96 ms

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97 ms

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91 ms

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100 ms

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100 ms

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99 ms

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100 ms

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88 ms

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97 ms

embeds

embeds

43 ms

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93 ms

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91 ms

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92 ms

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89 ms

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90 ms

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84 ms

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85 ms

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86 ms

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84 ms

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86 ms

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95 ms

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96 ms

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102 ms

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101 ms

Accessibility Review

insidetheperimeter.ca accessibility score

84

Accessibility Issues

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

High

[aria-hidden="true"] elements contain focusable descendents

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

insidetheperimeter.ca 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

High

Page has valid source maps

SEO Factors

insidetheperimeter.ca SEO score

84

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Insidetheperimeter.ca 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 Insidetheperimeter.ca 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

insidetheperimeter.ca

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