Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

Page Load Speed

5.4 sec in total

First Response

1.8 sec

Resources Loaded

3.1 sec

Page Rendered

447 ms

chemistry.2lv.in screenshot

About Website

Welcome to chemistry.2lv.in homepage info - get ready to check Chemistry 2 Lv best content for India right away, or after learning these important things about chemistry.2lv.in

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Key Findings

We analyzed Chemistry.2lv.in page load time and found that the first response time was 1.8 sec and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

chemistry.2lv.in performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value2.7 s

96/100

10%

TBT (Total Blocking Time)

Value230 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

chemistry.2lv.in

1808 ms

style.css

108 ms

default.css

161 ms

add-link-to-facebook.css

194 ms

sidebar-login.css

228 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 37% of them (35 requests) were addressed to the original Chemistry.2lv.in, 11% (10 requests) were made to Resources.infolinks.com and 6% (6 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Chemistry.2lv.in.

Page Optimization Overview & Recommendations

Page size can be reduced by 782.4 kB (46%)

Content Size

1.7 MB

After Optimization

932.9 kB

In fact, the total size of Chemistry.2lv.in main page is 1.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 69.0 kB

  • Original 84.2 kB
  • After minification 77.1 kB
  • After compression 15.2 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 69.0 kB or 82% of the original size.

Image Optimization

-7%

Potential reduce by 28.9 kB

  • Original 400.8 kB
  • After minification 372.0 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. Chemistry 2 Lv images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 646.1 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 540.7 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 646.1 kB or 54% of the original size.

CSS Optimization

-88%

Potential reduce by 38.5 kB

  • Original 43.6 kB
  • After minification 25.0 kB
  • After compression 5.1 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. Chemistry.2lv.in needs all CSS files to be minified and compressed as it can save up to 38.5 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (64%)

Requests Now

83

After Optimization

30

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemistry 2 Lv. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

chemistry.2lv.in accessibility score

68

Accessibility Issues

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

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

chemistry.2lv.in best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

chemistry.2lv.in SEO score

100

Search Engine Optimization Advices

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

    N/A

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chemistry.2lv.in can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Chemistry.2lv.in 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

Open Graph description is not detected on the main page of Chemistry 2 Lv. 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: