Tools & Wizards About Us
ethermo.us screenshot

Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

ethermo.us

Thermodynamics & Transport Properties Calculation-Refrigerant | enthalpy | Water&Steam| air

Page Load Speed

2.1 sec in total

First Response

216 ms

Resources Loaded

1.4 sec

Page Rendered

503 ms

ethermo.us screenshot

About Website

Visit ethermo.us now to see the best up-to-date Ethermo content and also check out these interesting facts you probably never knew about ethermo.us

The data of the site are in good agreement with the National Bureau of Standards (NIST), which contains more than 2000 kinds of substances: water and water vapor, air, refrigerant, hydrocarbon natural...

Visit ethermo.us

Key Findings

We analyzed Ethermo.us page load time and found that the first response time was 216 ms and then it took 1.9 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

ethermo.us performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value2.5 s

97/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.4 s

71/100

10%

Network Requests Diagram

ethermo.us

216 ms

www.ethermo.us

307 ms

css.css

210 ms

user.css

139 ms

addthis_widget.js

8 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 79% of them (11 requests) were addressed to the original Ethermo.us, 7% (1 request) were made to S7.addthis.com and 7% (1 request) were made to Bdimg.share.baidu.com. The less responsive or slowest element that took the longest time to load (794 ms) relates to the external source Bdimg.share.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 129.1 kB (71%)

Content Size

183.2 kB

After Optimization

54.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ethermo.us main page is 183.2 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 10% of websites need less resources to load. HTML takes 107.2 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 98.2 kB

  • Original 107.2 kB
  • After minification 97.2 kB
  • After compression 9.0 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 98.2 kB or 92% of the original size.

Image Optimization

-46%

Potential reduce by 28.0 kB

  • Original 60.8 kB
  • After minification 32.8 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. Obviously, Ethermo needs image optimization as it can save up to 28.0 kB or 46% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 187 B

  • Original 6.5 kB
  • After minification 6.4 kB
  • After compression 6.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-32%

Potential reduce by 2.8 kB

  • Original 8.6 kB
  • After minification 8.6 kB
  • After compression 5.8 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. Ethermo.us needs all CSS files to be minified and compressed as it can save up to 2.8 kB or 32% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

10

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ethermo. According to our analytics all requests are already optimized.

Network Requests Diagram

ethermo.us

ethermo.us

216 ms

www.ethermo.us

www.ethermo.us

307 ms

css.css

css.css

210 ms

user.css

user.css

139 ms

addthis_widget.js

addthis_widget.js

8 ms

menu.js

menu.js

139 ms

share.js

share.js

794 ms

search_box_icon.png

search_box_icon.png

105 ms

Logo.jpg

Logo.jpg

140 ms

menuBK.png

menuBK.png

70 ms

topBar.png

topBar.png

69 ms

top1.png

top1.png

208 ms

bottomLogo.jpg

bottomLogo.jpg

202 ms

callus.jpg

callus.jpg

138 ms

Accessibility Review

ethermo.us accessibility score

55

Accessibility Issues

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

High

Form elements do not have associated labels

Best Practices

ethermo.us best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

ethermo.us SEO score

58

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ethermo.us 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 Ethermo.us 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

ethermo.us

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