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glassproperties.com screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

glassproperties.com

Statistical Calculation and Development of Glass Properties

Page Load Speed

392 ms in total

First Response

89 ms

Resources Loaded

203 ms

Page Rendered

100 ms

glassproperties.com screenshot

About Website

Visit glassproperties.com now to see the best up-to-date Glass Properties content and also check out these interesting facts you probably never knew about glassproperties.com

Calculation of Physical Glass Properties from the Chemical Composition for Process Modeling, Process Control, Optimization, and Development; Compositions of Common Glasses, Measurement Techniques, Gla...

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Key Findings

We analyzed Glassproperties.com page load time and found that the first response time was 89 ms and then it took 303 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

glassproperties.com performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value1.4 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

glassproperties.com

89 ms

style.css

27 ms

nav.js

26 ms

tips.js

39 ms

menu.js

24 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Glassproperties.com and no external sources were called. The less responsive or slowest element that took the longest time to load (89 ms) belongs to the original domain Glassproperties.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 47.1 kB (55%)

Content Size

86.3 kB

After Optimization

39.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Glassproperties.com main page is 86.3 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 30.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 24.1 kB

  • Original 30.2 kB
  • After minification 29.9 kB
  • After compression 6.1 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 24.1 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 336 B

  • Original 27.5 kB
  • After minification 27.2 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. Glass Properties images are well optimized though.

JavaScript Optimization

-80%

Potential reduce by 21.2 kB

  • Original 26.4 kB
  • After minification 24.6 kB
  • After compression 5.2 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 21.2 kB or 80% of the original size.

CSS Optimization

-72%

Potential reduce by 1.5 kB

  • Original 2.1 kB
  • After minification 2.0 kB
  • After compression 593 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. Glassproperties.com needs all CSS files to be minified and compressed as it can save up to 1.5 kB or 72% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

13

After Optimization

13

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Glass Properties. According to our analytics all requests are already optimized.

Network Requests Diagram

glassproperties.com

glassproperties.com

89 ms

style.css

style.css

27 ms

nav.js

nav.js

26 ms

tips.js

tips.js

39 ms

menu.js

menu.js

24 ms

box.htm

box.htm

35 ms

navigation_back.gif

navigation_back.gif

13 ms

navigation.gif

navigation.gif

33 ms

francais.gif

francais.gif

34 ms

spacer.gif

spacer.gif

32 ms

deutsch.gif

deutsch.gif

33 ms

schott.jpg

schott.jpg

41 ms

abbe.jpg

abbe.jpg

39 ms

tip.gif

tip.gif

17 ms

Accessibility Review

glassproperties.com accessibility score

81

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

<frame> or <iframe> elements do not have a title

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

Best Practices

glassproperties.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

glassproperties.com SEO score

69

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

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

glassproperties.com

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