Tools & Wizards About Us
orlandoscience.org screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

orlandoscience.org

OSS Main Campus – Orlando Science Schools

Page Load Speed

2 sec in total

First Response

23 ms

Resources Loaded

1.6 sec

Page Rendered

370 ms

orlandoscience.org screenshot

About Website

Click here to check amazing Orlando Science content for United States. Otherwise, check out these important facts you probably never knew about orlandoscience.org

Visit orlandoscience.org

Key Findings

We analyzed Orlandoscience.org page load time and found that the first response time was 23 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

orlandoscience.org performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value16.2 s

0/100

25%

SI (Speed Index)

Value15.1 s

1/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value19.7 s

2/100

10%

Network Requests Diagram

orlandoscience.org

23 ms

orlandoscience.org

94 ms

js

377 ms

css

71 ms

all.min.css

18 ms

Our browser made a total of 202 requests to load all elements on the main page. We found that 70% of them (142 requests) were addressed to the original Orlandoscience.org, 24% (49 requests) were made to Fonts.gstatic.com and 3% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (584 ms) relates to the external source Fonts.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.9 MB (24%)

Content Size

7.8 MB

After Optimization

5.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Orlandoscience.org main page is 7.8 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 5.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 138.0 kB

  • Original 165.4 kB
  • After minification 163.4 kB
  • After compression 27.4 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 138.0 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 260.8 kB

  • Original 5.5 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. Orlando Science images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 859.5 kB

  • Original 1.3 MB
  • After minification 1.1 MB
  • After compression 407.4 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 859.5 kB or 68% of the original size.

CSS Optimization

-79%

Potential reduce by 636.6 kB

  • Original 810.2 kB
  • After minification 720.5 kB
  • After compression 173.6 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. Orlandoscience.org needs all CSS files to be minified and compressed as it can save up to 636.6 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 85 (57%)

Requests Now

148

After Optimization

63

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 148 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Orlando Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 45 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

orlandoscience.org

orlandoscience.org

23 ms

orlandoscience.org

orlandoscience.org

94 ms

js

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377 ms

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71 ms

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18 ms

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47 ms

KFOmCnqEu92Fr1Mu4mxMKTU1Kg.woff

KFOmCnqEu92Fr1Mu4mxMKTU1Kg.woff

14 ms

KFOmCnqEu92Fr1Mu7GxMKTU1Kvnz.woff

KFOmCnqEu92Fr1Mu7GxMKTU1Kvnz.woff

15 ms

KFOmCnqEu92Fr1Mu7WxMKTU1Kvnz.woff

KFOmCnqEu92Fr1Mu7WxMKTU1Kvnz.woff

14 ms

KFOmCnqEu92Fr1Mu4WxMKTU1Kvnz.woff

KFOmCnqEu92Fr1Mu4WxMKTU1Kvnz.woff

15 ms

KFOmCnqEu92Fr1Mu7mxMKTU1Kvnz.woff

KFOmCnqEu92Fr1Mu7mxMKTU1Kvnz.woff

13 ms

KFOmCnqEu92Fr1Mu5mxMKTU1Kvnz.woff

KFOmCnqEu92Fr1Mu5mxMKTU1Kvnz.woff

16 ms

KFOmCnqEu92Fr1Mu72xMKTU1Kvnz.woff

KFOmCnqEu92Fr1Mu72xMKTU1Kvnz.woff

29 ms

KFOlCnqEu92Fr1MmEU9fBBc-AMP6lQ.woff

KFOlCnqEu92Fr1MmEU9fBBc-AMP6lQ.woff

26 ms

KFOlCnqEu92Fr1MmEU9fChc-AMP6lbBP.woff

KFOlCnqEu92Fr1MmEU9fChc-AMP6lbBP.woff

27 ms

KFOlCnqEu92Fr1MmEU9fCxc-AMP6lbBP.woff

KFOlCnqEu92Fr1MmEU9fCxc-AMP6lbBP.woff

27 ms

KFOlCnqEu92Fr1MmEU9fBxc-AMP6lbBP.woff

KFOlCnqEu92Fr1MmEU9fBxc-AMP6lbBP.woff

26 ms

KFOlCnqEu92Fr1MmEU9fCBc-AMP6lbBP.woff

KFOlCnqEu92Fr1MmEU9fCBc-AMP6lbBP.woff

28 ms

KFOlCnqEu92Fr1MmEU9fABc-AMP6lbBP.woff

KFOlCnqEu92Fr1MmEU9fABc-AMP6lbBP.woff

28 ms

KFOlCnqEu92Fr1MmEU9fCRc-AMP6lbBP.woff

KFOlCnqEu92Fr1MmEU9fCRc-AMP6lbBP.woff

29 ms

Accessibility Review

orlandoscience.org accessibility score

93

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

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

orlandoscience.org 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

orlandoscience.org SEO score

88

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

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 Orlandoscience.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 Orlandoscience.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

orlandoscience.org

Open Graph description is not detected on the main page of Orlando Science. 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: