Tools & Wizards About Us
ornithopter.org screenshot

Report Summary

  • 83

    Performance

    Renders faster than
    87% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

ornithopter.org

The Ornithopter Zone - Build Your Own Ornithopter

Page Load Speed

710 ms in total

First Response

169 ms

Resources Loaded

397 ms

Page Rendered

144 ms

ornithopter.org screenshot

About Website

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

Discover successful flapping-wing aircraft, called ornithopters, with free plans, news, history, and how to build your own bird flight models!

Visit ornithopter.org

Key Findings

We analyzed Ornithopter.org page load time and found that the first response time was 169 ms and then it took 541 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

ornithopter.org performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

68/100

25%

SI (Speed Index)

Value3.3 s

90/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.084

93/100

15%

TTI (Time to Interactive)

Value3.3 s

93/100

10%

Network Requests Diagram

ornithopter.org

169 ms

style.css

69 ms

crowfly.gif

41 ms

ozone.jpg

41 ms

space.gif

80 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Ornithopter.org and no external sources were called. The less responsive or slowest element that took the longest time to load (169 ms) belongs to the original domain Ornithopter.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 17.4 kB (25%)

Content Size

69.0 kB

After Optimization

51.6 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Ornithopter.org main page is 69.0 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. Only 5% of websites need less resources to load. Images take 47.7 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 16.4 kB

  • Original 21.2 kB
  • After minification 17.0 kB
  • After compression 4.8 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 4.2 kB, which is 20% 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 16.4 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 954 B

  • Original 47.7 kB
  • After minification 46.7 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. Ornithopter images are well optimized though.

CSS Optimization

-65%

Potential reduce by 36 B

  • Original 55 B
  • After minification 19 B
  • After compression 19 B

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. Ornithopter.org needs all CSS files to be minified and compressed as it can save up to 36 B or 65% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • Images
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ornithopter. According to our analytics all requests are already optimized.

Network Requests Diagram

ornithopter.org

ornithopter.org

169 ms

style.css

style.css

69 ms

crowfly.gif

crowfly.gif

41 ms

ozone.jpg

ozone.jpg

41 ms

space.gif

space.gif

80 ms

home-shut.gif

home-shut.gif

78 ms

facebook.jpg

facebook.jpg

77 ms

titan.jpg

titan.jpg

77 ms

so.jpg

so.jpg

80 ms

kempf-korobelnik.jpg

kempf-korobelnik.jpg

80 ms

servo.jpg

servo.jpg

114 ms

toporov.150.jpg

toporov.150.jpg

113 ms

home-open.gif

home-open.gif

40 ms

Accessibility Review

ornithopter.org accessibility score

59

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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

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

ornithopter.org best practices score

50

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

ornithopter.org SEO score

83

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ornithopter.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Ornithopter.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

ornithopter.org

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