Tools & Wizards About Us
chemlab.informer.com screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

chemlab.informer.com

ChemLab Download - Model ChemLab is a lab simulation for lab experience

Page Load Speed

1.8 sec in total

First Response

71 ms

Resources Loaded

1.4 sec

Page Rendered

317 ms

chemlab.informer.com screenshot

About Website

Click here to check amazing Chem Lab Informer content for India. Otherwise, check out these important facts you probably never knew about chemlab.informer.com

ChemLab (Chemlab.exe). Model ChemLab - Evaluation Version 2.5 is a lab simulation for lab experience. It has been originated from academics to computer simulation. Model ChemLab consists of a real-tim...

Visit chemlab.informer.com

Key Findings

We analyzed Chemlab.informer.com page load time and found that the first response time was 71 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

chemlab.informer.com performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

92/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value7,050 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.033

100/100

15%

TTI (Time to Interactive)

Value17.5 s

4/100

10%

Network Requests Diagram

chemlab.informer.com

71 ms

chemlab.informer.com

265 ms

gpt.js

254 ms

empty.gif

255 ms

log_hit6.php

116 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 23% of them (8 requests) were addressed to the original Chemlab.informer.com, 26% (9 requests) were made to Img.informer.com and 11% (4 requests) were made to I.informer.com. The less responsive or slowest element that took the longest time to load (667 ms) relates to the external source Img.informer.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 221.1 kB (38%)

Content Size

580.4 kB

After Optimization

359.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Chemlab.informer.com main page is 580.4 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. 40% of websites need less resources to load. Javascripts take 420.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 69.3 kB

  • Original 90.7 kB
  • After minification 90.7 kB
  • After compression 21.5 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 69.3 kB or 76% of the original size.

Image Optimization

-2%

Potential reduce by 1.2 kB

  • Original 69.7 kB
  • After minification 68.5 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. Chem Lab Informer images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 150.6 kB

  • Original 420.0 kB
  • After minification 420.0 kB
  • After compression 269.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 150.6 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (55%)

Requests Now

29

After Optimization

13

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chem Lab Informer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chemlab.informer.com

chemlab.informer.com

71 ms

chemlab.informer.com

chemlab.informer.com

265 ms

gpt.js

gpt.js

254 ms

empty.gif

empty.gif

255 ms

log_hit6.php

log_hit6.php

116 ms

footer4.js

footer4.js

288 ms

js

js

204 ms

program-mac.min.js

program-mac.min.js

359 ms

hilight_software_v4.js

hilight_software_v4.js

286 ms

achecker3.js

achecker3.js

286 ms

client

client

122 ms

log.php

log.php

284 ms

empty_stars.svg

empty_stars.svg

106 ms

841071.png

841071.png

283 ms

blank.gif

blank.gif

283 ms

5524797.png

5524797.png

667 ms

SourceSansPro-Regular.woff

SourceSansPro-Regular.woff

281 ms

SourceSansPro-SemiBold.woff

SourceSansPro-SemiBold.woff

283 ms

SourceSansPro-Bold.woff

SourceSansPro-Bold.woff

283 ms

program.min.css

program.min.css

28 ms

empty_stars.svg

empty_stars.svg

55 ms

pubads_impl.js

pubads_impl.js

87 ms

th_view.php

th_view.php

78 ms

log.php

log.php

152 ms

2219973.png

2219973.png

34 ms

logo_si_white.svg

logo_si_white.svg

91 ms

fill_stars.svg

fill_stars.svg

92 ms

elements.png

elements.png

78 ms

ads

ads

102 ms

container.html

container.html

33 ms

chemlab-v2.5-simulation.png

chemlab-v2.5-simulation.png

392 ms

icon.png

icon.png

54 ms

abg_lite.js

abg_lite.js

38 ms

nmedianet.js

nmedianet.js

93 ms

ufs_web_display.js

ufs_web_display.js

49 ms

Accessibility Review

chemlab.informer.com accessibility score

98

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.

Best Practices

chemlab.informer.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

chemlab.informer.com SEO score

93

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

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

    EN

  • Encoding

    UTF-8

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

chemlab.informer.com

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