Tools & Wizards About Us
vitlab.com screenshot

Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

vitlab.com

VITLAB - Your reliable partner for laboratory products

Page Load Speed

3.6 sec in total

First Response

636 ms

Resources Loaded

2.8 sec

Page Rendered

150 ms

vitlab.com screenshot

About Website

Click here to check amazing VITLAB content for Kazakhstan. Otherwise, check out these important facts you probably never knew about vitlab.com

VITLAB is supporting you in your lab work in all areas. Whether volume measuring, titration, dosing, pipetting, or saving and storing.

Visit vitlab.com

Key Findings

We analyzed Vitlab.com page load time and found that the first response time was 636 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

vitlab.com performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

636 ms

uc.js

24 ms

news-basic.css

97 ms

e358460b04.css

95 ms

jquery.fancybox.css

190 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 97% of them (37 requests) were addressed to the original Vitlab.com, 3% (1 request) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (636 ms) belongs to the original domain Vitlab.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 153.9 kB (49%)

Content Size

317.2 kB

After Optimization

163.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Vitlab.com main page is 317.2 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. 25% of websites need less resources to load. Images take 153.8 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 41.8 kB

  • Original 50.2 kB
  • After minification 47.4 kB
  • After compression 8.4 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 41.8 kB or 83% of the original size.

Image Optimization

-16%

Potential reduce by 24.3 kB

  • Original 153.8 kB
  • After minification 129.6 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. Obviously, VITLAB needs image optimization as it can save up to 24.3 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-78%

Potential reduce by 87.9 kB

  • Original 113.2 kB
  • After minification 113.2 kB
  • After compression 25.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 87.9 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (46%)

Requests Now

37

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VITLAB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

636 ms

uc.js

uc.js

24 ms

news-basic.css

news-basic.css

97 ms

e358460b04.css

e358460b04.css

95 ms

jquery.fancybox.css

jquery.fancybox.css

190 ms

style.css

style.css

193 ms

jquery.js

jquery.js

613 ms

jScript.js

jScript.js

385 ms

dd82474708.js

dd82474708.js

284 ms

jquery.mousewheel-3.0.6.pack.js

jquery.mousewheel-3.0.6.pack.js

283 ms

jquery.fancybox.js

jquery.fancybox.js

286 ms

helper.js

helper.js

287 ms

6c0a5b3afe.js

6c0a5b3afe.js

377 ms

bg.jpg

bg.jpg

96 ms

menu-nav.png

menu-nav.png

95 ms

vitlab-logo.png

vitlab-logo.png

96 ms

de.png

de.png

96 ms

en.png

en.png

95 ms

fr.png

fr.png

96 ms

es.png

es.png

176 ms

ru.png

ru.png

189 ms

search-icon.png

search-icon.png

189 ms

vitlab-header3.jpg

vitlab-header3.jpg

284 ms

icon-home.png

icon-home.png

190 ms

newsl-btn.gif

newsl-btn.gif

190 ms

katalog-btn.gif

katalog-btn.gif

270 ms

globus-btn.png

globus-btn.png

376 ms

promo-btn.png

promo-btn.png

283 ms

csm_1_Dosieren_web_ff719e9773.jpg

csm_1_Dosieren_web_ff719e9773.jpg

283 ms

csm_2_Pipettieren_web_5b43fbfada.jpg

csm_2_Pipettieren_web_5b43fbfada.jpg

284 ms

csm_3_Titrieren_web_20f0f361be.jpg

csm_3_Titrieren_web_20f0f361be.jpg

365 ms

csm_4_Volumenmessung_web_9dcada0c91.jpg

csm_4_Volumenmessung_web_9dcada0c91.jpg

377 ms

csm_5_Abmessen_und_umfuellen_web_baa0843ec8.jpg

csm_5_Abmessen_und_umfuellen_web_baa0843ec8.jpg

378 ms

csm_6_Probenvorbereitung_web_d84d3aec4c.jpg

csm_6_Probenvorbereitung_web_d84d3aec4c.jpg

378 ms

csm_7_Lagern_und_Aufbewahren_web_c3895941c4.jpg

csm_7_Lagern_und_Aufbewahren_web_c3895941c4.jpg

379 ms

csm_8_Laborhelfer_web_add04ab3c9.jpg

csm_8_Laborhelfer_web_add04ab3c9.jpg

459 ms

btn-document.gif

btn-document.gif

469 ms

footer-logo.png

footer-logo.png

471 ms

Accessibility Review

vitlab.com accessibility score

93

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

vitlab.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Missing source maps for large first-party JavaScript

SEO Factors

vitlab.com SEO score

97

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

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 Vitlab.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 Vitlab.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

vitlab.com

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