Tools & Wizards About Us
unitslab.com screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

unitslab.com

Online conversion calculator for many types of measurement units in laboratory and medicine practice | UnitsLab.com

Page Load Speed

2.4 sec in total

First Response

244 ms

Resources Loaded

1.9 sec

Page Rendered

179 ms

unitslab.com screenshot

About Website

Welcome to unitslab.com homepage info - get ready to check Units Lab best content for Russia right away, or after learning these important things about unitslab.com

The UnitsLab.com is resource for conversion SI units to conventional or traditional units used in laboratory and medical practice.

Visit unitslab.com

Key Findings

We analyzed Unitslab.com page load time and found that the first response time was 244 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

unitslab.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value1,810 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.442

21/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

Network Requests Diagram

unitslab.com

244 ms

css_bnyVWFdtyLzWVVjn036B14jQ0Bu4ljM3PLqi65yn-_0.css

97 ms

bootstrap.min.css

28 ms

drupal-bootstrap-cerulean.min.css

26 ms

css_a5xHF7CHhaPuUq-8iWv7iizN7lH9Ix1RGlMiMBIXEFo.css

183 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 64% of them (27 requests) were addressed to the original Unitslab.com, 12% (5 requests) were made to Google.com and 7% (3 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Unitslab.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 48.5 kB (11%)

Content Size

442.7 kB

After Optimization

394.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Unitslab.com main page is 442.7 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 322.3 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 40.0 kB

  • Original 52.0 kB
  • After minification 47.4 kB
  • After compression 11.9 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 40.0 kB or 77% of the original size.

Image Optimization

-8%

Potential reduce by 3.8 kB

  • Original 48.5 kB
  • After minification 44.6 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. Units Lab images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.0 kB

  • Original 322.3 kB
  • After minification 322.3 kB
  • After compression 321.3 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

-18%

Potential reduce by 3.6 kB

  • Original 19.9 kB
  • After minification 19.9 kB
  • After compression 16.4 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. Unitslab.com needs all CSS files to be minified and compressed as it can save up to 3.6 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (63%)

Requests Now

30

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Units Lab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

unitslab.com

unitslab.com

244 ms

css_bnyVWFdtyLzWVVjn036B14jQ0Bu4ljM3PLqi65yn-_0.css

css_bnyVWFdtyLzWVVjn036B14jQ0Bu4ljM3PLqi65yn-_0.css

97 ms

bootstrap.min.css

bootstrap.min.css

28 ms

drupal-bootstrap-cerulean.min.css

drupal-bootstrap-cerulean.min.css

26 ms

css_a5xHF7CHhaPuUq-8iWv7iizN7lH9Ix1RGlMiMBIXEFo.css

css_a5xHF7CHhaPuUq-8iWv7iizN7lH9Ix1RGlMiMBIXEFo.css

183 ms

cse.js

cse.js

57 ms

adsbygoogle.js

adsbygoogle.js

159 ms

js

js

64 ms

bootstrap.min.js

bootstrap.min.js

29 ms

en.png

en.png

190 ms

es.png

es.png

188 ms

ru.png

ru.png

273 ms

fr.png

fr.png

281 ms

uk.png

uk.png

280 ms

calcspread-128.png

calcspread-128.png

283 ms

world-128.png

world-128.png

282 ms

lab-report-128.png

lab-report-128.png

282 ms

css_bnyVWFdtyLzWVVjn036B14jQ0Bu4ljM3PLqi65yn-_0.css

css_bnyVWFdtyLzWVVjn036B14jQ0Bu4ljM3PLqi65yn-_0.css

372 ms

css_a5xHF7CHhaPuUq-8iWv7iizN7lH9Ix1RGlMiMBIXEFo.css

css_a5xHF7CHhaPuUq-8iWv7iizN7lH9Ix1RGlMiMBIXEFo.css

372 ms

js_j0JIMbHGX4II5uL1vhYY4CpnXJfH2UF-aF-r_Xm3ud0.js

js_j0JIMbHGX4II5uL1vhYY4CpnXJfH2UF-aF-r_Xm3ud0.js

547 ms

js_cID1uMwy35faaRcrTwkXQjROThVFOCStaEGpwIa1LYw.js

js_cID1uMwy35faaRcrTwkXQjROThVFOCStaEGpwIa1LYw.js

494 ms

de.png

de.png

409 ms

es.png

es.png

408 ms

en.png

en.png

408 ms

ru.png

ru.png

1042 ms

uk.png

uk.png

1038 ms

fr.png

fr.png

1042 ms

lab-report-128.png

lab-report-128.png

1061 ms

world-128.png

world-128.png

1276 ms

calcspread-128.png

calcspread-128.png

1193 ms

header-bg.png

header-bg.png

1137 ms

icon-256x256.png

icon-256x256.png

139 ms

cse_element__en.js

cse_element__en.js

45 ms

default+en.css

default+en.css

66 ms

default.css

default.css

67 ms

icon-256x256.png

icon-256x256.png

1000 ms

js

js

59 ms

analytics.js

analytics.js

107 ms

async-ads.js

async-ads.js

85 ms

branding.png

branding.png

82 ms

clear.png

clear.png

58 ms

collect

collect

22 ms

Accessibility Review

unitslab.com accessibility score

93

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role]s do not have all required [aria-*] attributes

Best Practices

unitslab.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

unitslab.com SEO score

81

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

High

Tap targets are not sized appropriately

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 Unitslab.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 Unitslab.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

unitslab.com

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