Access helis.com. Helicopter History Site

Report Summary

About Website

Click here to check amazing Helis content for United States. Otherwise, check out these important facts you probably never knew about helis.com

The helicopter history site traces the evolution of rotary wing aircraft back to Leonardo Da Vinci

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.189

65/100

15%

TTI (Time to Interactive)

Value5.6 s

69/100

10%

helis.com

98 ms

www.helis.com

171 ms

pkCidRDtSin8cMAmpxzv0f3ofv0.js

29 ms

font-awesome.min.css

46 ms

css2

43 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 78% of them (21 requests) were addressed to the original Helis.com, 7% (2 requests) were made to Cdnjs.cloudflare.com and 4% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Helis.com.

Content Size

910.0 kB

After Optimization

863.7 kB

In fact, the total size of Helis.com main page is 910.0 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. 45% of websites need less resources to load. Images take 856.1 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 11.8 kB

Original 15.2 kB
After minification 14.7 kB
After compression 3.4 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 11.8 kB or 78% of the original size.

Image Optimization

-4%

Potential reduce by 34.4 kB

Original 856.1 kB
After minification 821.7 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. Helis images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 46 B

Original 35.9 kB
After minification 35.9 kB
After compression 35.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 38 B

Original 2.9 kB
After minification 2.9 kB
After compression 2.8 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. Helis.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Helis. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

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 Helis.com 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 Helis.com 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

helis.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Helicopter History Site

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)