Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

obsidianchemical.com

Robot Challenge Screen

Page Load Speed

246 ms in total

First Response

84 ms

Resources Loaded

86 ms

Page Rendered

76 ms

obsidianchemical.com screenshot

About Website

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

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Key Findings

We analyzed Obsidianchemical.com page load time and found that the first response time was 84 ms and then it took 162 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

obsidianchemical.com performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value0.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.319

36/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

obsidianchemical.com

84 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Obsidianchemical.com and no external sources were called. The less responsive or slowest element that took the longest time to load (84 ms) belongs to the original domain Obsidianchemical.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 70.7 kB (4%)

Content Size

1.7 MB

After Optimization

1.6 MB

In fact, the total size of Obsidianchemical.com main page is 1.7 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-13%

Potential reduce by 23 B

  • Original 177 B
  • After minification 177 B
  • After compression 154 B

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 23 B or 13% of the original size.

Image Optimization

-1%

Potential reduce by 12.5 kB

  • Original 1.4 MB
  • After minification 1.4 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. Obsidianchemical images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 9.8 kB

  • Original 62.7 kB
  • After minification 62.7 kB
  • After compression 52.9 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 9.8 kB or 16% of the original size.

CSS Optimization

-25%

Potential reduce by 48.5 kB

  • Original 194.7 kB
  • After minification 194.4 kB
  • After compression 146.2 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. Obsidianchemical.com needs all CSS files to be minified and compressed as it can save up to 48.5 kB or 25% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

obsidianchemical.com accessibility score

100

Accessibility Issues

Best Practices

obsidianchemical.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

obsidianchemical.com SEO score

77

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

High

robots.txt is not valid

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

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Obsidianchemical.com 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 Obsidianchemical.com main page’s claimed encoding is . 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

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