Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

nationalautismcenter.org

Home - National Autism Center at May Institute

Page Load Speed

3.2 sec in total

First Response

664 ms

Resources Loaded

2.4 sec

Page Rendered

141 ms

nationalautismcenter.org screenshot

About Website

Visit nationalautismcenter.org now to see the best up-to-date National Autism Center content for United States and also check out these interesting facts you probably never knew about nationalautismcenter.org

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Key Findings

We analyzed Nationalautismcenter.org page load time and found that the first response time was 664 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

nationalautismcenter.org performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.202

61/100

15%

TTI (Time to Interactive)

Value13.0 s

13/100

10%

Network Requests Diagram

www.nationalautismcenter.org

664 ms

style.css

94 ms

mediaqueries.css

117 ms

sliders.css

115 ms

galleria.classic.css

135 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 80% of them (57 requests) were addressed to the original Nationalautismcenter.org, 4% (3 requests) were made to S.ytimg.com and 3% (2 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (691 ms) belongs to the original domain Nationalautismcenter.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 643.5 kB (75%)

Content Size

857.8 kB

After Optimization

214.3 kB

In fact, the total size of Nationalautismcenter.org main page is 857.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. CSS take 546.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 37.5 kB

  • Original 45.9 kB
  • After minification 45.6 kB
  • After compression 8.4 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 37.5 kB or 82% of the original size.

JavaScript Optimization

-64%

Potential reduce by 169.8 kB

  • Original 265.6 kB
  • After minification 265.5 kB
  • After compression 95.8 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 169.8 kB or 64% of the original size.

CSS Optimization

-80%

Potential reduce by 436.2 kB

  • Original 546.2 kB
  • After minification 506.2 kB
  • After compression 110.1 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. Nationalautismcenter.org needs all CSS files to be minified and compressed as it can save up to 436.2 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (69%)

Requests Now

68

After Optimization

21

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of National Autism Center. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nationalautismcenter.org accessibility score

70

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

nationalautismcenter.org best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

nationalautismcenter.org SEO score

93

Search Engine Optimization Advices

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 Nationalautismcenter.org 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 Nationalautismcenter.org 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 National Autism Center. 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: