Tools & Wizards About Us
pcvis.vision screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

pcvis.vision

Pediatric Cortical Visual Impairment Society - Helping Children with CVI

Page Load Speed

1.7 sec in total

First Response

276 ms

Resources Loaded

1.3 sec

Page Rendered

148 ms

pcvis.vision screenshot

About Website

Visit pcvis.vision now to see the best up-to-date P CVI S content and also check out these interesting facts you probably never knew about pcvis.vision

The Pediatric Cortical Visual Impairment Society mission is to advocate for improvement in the quality of life of children with vision loss due to CVI

Visit pcvis.vision

Key Findings

We analyzed Pcvis.vision page load time and found that the first response time was 276 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

pcvis.vision performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value700 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0.082

94/100

15%

TTI (Time to Interactive)

Value9.6 s

29/100

10%

Network Requests Diagram

pcvis.vision

276 ms

mediaelementplayer-legacy.min.css

24 ms

wp-mediaelement.min.css

23 ms

sfsi-style.css

182 ms

uaf.css

39 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 55% of them (34 requests) were addressed to the original Pcvis.vision, 13% (8 requests) were made to C0.wp.com and 8% (5 requests) were made to Pcvis2.wpengine.com. The less responsive or slowest element that took the longest time to load (649 ms) relates to the external source Pcvis2.wpengine.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 221.0 kB (20%)

Content Size

1.1 MB

After Optimization

865.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pcvis.vision main page is 1.1 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. 55% of websites need less resources to load. Images take 580.1 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 193.4 kB

  • Original 232.4 kB
  • After minification 229.8 kB
  • After compression 39.0 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 193.4 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 18.4 kB

  • Original 580.1 kB
  • After minification 561.8 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. P CVI S images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 4.6 kB

  • Original 188.1 kB
  • After minification 188.1 kB
  • After compression 183.5 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

-5%

Potential reduce by 4.7 kB

  • Original 86.0 kB
  • After minification 86.0 kB
  • After compression 81.4 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. Pcvis.vision has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 40 (69%)

Requests Now

58

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of P CVI S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

pcvis.vision

pcvis.vision

276 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

24 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

23 ms

sfsi-style.css

sfsi-style.css

182 ms

uaf.css

uaf.css

39 ms

wp-accessibility-helper.min.css

wp-accessibility-helper.min.css

29 ms

style.css

style.css

34 ms

css

css

39 ms

generic-no-float.min.css

generic-no-float.min.css

56 ms

jetpack.css

jetpack.css

6 ms

main.css

main.css

16 ms

js

js

70 ms

formreset.min.css

formreset.min.css

15 ms

formsmain.min.css

formsmain.min.css

16 ms

readyclass.min.css

readyclass.min.css

17 ms

browsers.min.css

browsers.min.css

217 ms

image-cdn.js

image-cdn.js

27 ms

jquery.min.js

jquery.min.js

10 ms

jquery-migrate.min.js

jquery-migrate.min.js

9 ms

core.min.js

core.min.js

15 ms

modernizr.custom.min.js

modernizr.custom.min.js

28 ms

jquery.shuffle.min.js

jquery.shuffle.min.js

24 ms

random-shuffle-min.js

random-shuffle-min.js

24 ms

custom.js

custom.js

35 ms

wp-accessibility-helper.min.js

wp-accessibility-helper.min.js

33 ms

idle-timer.min.js

idle-timer.min.js

38 ms

custom.js

custom.js

37 ms

effect.min.js

effect.min.js

9 ms

scripts.min.js

scripts.min.js

45 ms

smoothscroll.js

smoothscroll.js

46 ms

jquery.fitvids.js

jquery.fitvids.js

47 ms

jquery.mobile.js

jquery.mobile.js

299 ms

easypiechart.js

easypiechart.js

299 ms

common.js

common.js

59 ms

e-202410.js

e-202410.js

18 ms

main.js

main.js

57 ms

actual.min.js

actual.min.js

72 ms

jquery.exitintent.min.js

jquery.exitintent.min.js

79 ms

PCVIS-horzlogo.png

PCVIS-horzlogo.png

418 ms

615578643

615578643

217 ms

heart-1.png

heart-1.png

106 ms

sdk.js

sdk.js

178 ms

flat_facebook.png

flat_facebook.png

79 ms

flat_twitter.png

flat_twitter.png

268 ms

flat_instagram.png

flat_instagram.png

83 ms

accessibility-48.jpg

accessibility-48.jpg

163 ms

style.min.css

style.min.css

82 ms

image4-web.jpg

image4-web.jpg

586 ms

Home-Horse.jpg

Home-Horse.jpg

649 ms

brain-CVI-5.png

brain-CVI-5.png

591 ms

member-map.jpg

member-map.jpg

590 ms

eyeball.png

eyeball.png

162 ms

ipad-learning.png

ipad-learning.png

264 ms

js

js

132 ms

analytics.js

analytics.js

164 ms

190405124801Pompadour.woff

190405124801Pompadour.woff

109 ms

modules.woff

modules.woff

108 ms

1260530780-05d5c980d023dd4cd1b67d1f3bddfa6b1e16853fbf008af02

1260530780-05d5c980d023dd4cd1b67d1f3bddfa6b1e16853fbf008af02

91 ms

sdk.js

sdk.js

69 ms

615578643

615578643

118 ms

collect

collect

32 ms

1260530780-05d5c980d023dd4cd1b67d1f3bddfa6b1e16853fbf008af02

1260530780-05d5c980d023dd4cd1b67d1f3bddfa6b1e16853fbf008af02

3 ms

Accessibility Review

pcvis.vision accessibility score

86

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.

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

pcvis.vision 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

pcvis.vision SEO score

92

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

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 Pcvis.vision 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 Pcvis.vision 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

pcvis.vision

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