Tools & Wizards About Us
kemlab.hu screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

kemlab.hu

Laboratóriumi eszközök, laboratóriumi eszközök eladása, laboratóriumi műszerek, laboratóriumi műszer szervíz, laboratóriumi műszerek javítása, komplet...

Page Load Speed

6 sec in total

First Response

416 ms

Resources Loaded

5 sec

Page Rendered

569 ms

kemlab.hu screenshot

About Website

Visit kemlab.hu now to see the best up-to-date Kemlab content and also check out these interesting facts you probably never knew about kemlab.hu

Laboratóriumi eszközök, laboratóriumi eszközök eladása, laboratóriumi műszerek, laboratóriumi műszer szervíz, laboratóriumi műszerek javítása, komplett laboratóriumok berendezése, laboratóriumi mikro ...

Visit kemlab.hu

Key Findings

We analyzed Kemlab.hu page load time and found that the first response time was 416 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

kemlab.hu performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value16.4 s

0/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value1,100 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.082

94/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

kemlab.hu

416 ms

www.kemlab.hu

1084 ms

root.css

227 ms

style.css

889 ms

jquery.min.js

595 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that all of those requests were addressed to Kemlab.hu and no external sources were called. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Kemlab.hu.

Page Optimization Overview & Recommendations

Page size can be reduced by 773.3 kB (54%)

Content Size

1.4 MB

After Optimization

670.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kemlab.hu main page is 1.4 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. 25% of websites need less resources to load. Images take 638.5 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 54.1 kB

  • Original 64.4 kB
  • After minification 52.8 kB
  • After compression 10.3 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. This page needs HTML code to be minified as it can gain 11.6 kB, which is 18% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 54.1 kB or 84% of the original size.

Image Optimization

-20%

Potential reduce by 127.5 kB

  • Original 638.5 kB
  • After minification 511.1 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, Kemlab needs image optimization as it can save up to 127.5 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-74%

Potential reduce by 335.0 kB

  • Original 451.5 kB
  • After minification 345.3 kB
  • After compression 116.5 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 335.0 kB or 74% of the original size.

CSS Optimization

-89%

Potential reduce by 256.7 kB

  • Original 289.2 kB
  • After minification 202.5 kB
  • After compression 32.5 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. Kemlab.hu needs all CSS files to be minified and compressed as it can save up to 256.7 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (39%)

Requests Now

57

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kemlab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kemlab.hu

kemlab.hu

416 ms

www.kemlab.hu

www.kemlab.hu

1084 ms

root.css

root.css

227 ms

style.css

style.css

889 ms

jquery.min.js

jquery.min.js

595 ms

custom.js

custom.js

243 ms

selectnav.js

selectnav.js

241 ms

formvalidate.js

formvalidate.js

241 ms

enewsletterformvalidator.js

enewsletterformvalidator.js

487 ms

general.js

general.js

485 ms

jquery.js

jquery.js

814 ms

jquery.autocomplete.css

jquery.autocomplete.css

513 ms

1.7.1.jquery.min.js

1.7.1.jquery.min.js

1051 ms

jquery.fancybox.js

jquery.fancybox.js

950 ms

jquery.fancybox.css

jquery.fancybox.css

744 ms

jquery.fancybox-buttons.css

jquery.fancybox-buttons.css

834 ms

jquery.fancybox-buttons.js

jquery.fancybox-buttons.js

982 ms

jquery.fancybox-thumbs.css

jquery.fancybox-thumbs.css

1048 ms

jquery.fancybox-thumbs.js

jquery.fancybox-thumbs.js

1069 ms

jquery.fancybox-media.js

jquery.fancybox-media.js

1109 ms

jquery.nivo.slider.js

jquery.nivo.slider.js

1312 ms

style_slider.css

style_slider.css

1202 ms

jscript_libraries.js

jscript_libraries.js

1383 ms

jscript_main.js

jscript_main.js

1277 ms

jscript_index.js

jscript_index.js

1288 ms

cookie.js

cookie.js

1334 ms

bg_pc_white.png

bg_pc_white.png

323 ms

header-tel-icon.png

header-tel-icon.png

400 ms

header-mail-icon.png

header-mail-icon.png

409 ms

header-login-icon.png

header-login-icon.png

434 ms

logo.png

logo.png

559 ms

keresobox.png

keresobox.png

499 ms

loading.gif

loading.gif

553 ms

64d061a42e8809407de92a254b8c7b0f-20130227110240-duolith%20line.jpg

64d061a42e8809407de92a254b8c7b0f-20130227110240-duolith%20line.jpg

1077 ms

f4ca843945dd739380948c6d1eacea3e-20150204060233-kep1.jpg

f4ca843945dd739380948c6d1eacea3e-20150204060233-kep1.jpg

1000 ms

details-img.png

details-img.png

670 ms

kat1.png

kat1.png

871 ms

kat2.png

kat2.png

909 ms

kat4.png

kat4.png

796 ms

kat5.png

kat5.png

1015 ms

kat6.png

kat6.png

1135 ms

kat7.png

kat7.png

1221 ms

kat8.png

kat8.png

1243 ms

kat9.png

kat9.png

1350 ms

kat10.png

kat10.png

1368 ms

kat11.png

kat11.png

1436 ms

kat12.png

kat12.png

1471 ms

kat13.png

kat13.png

1565 ms

Fem-laboreszkozok_0.jpg

Fem-laboreszkozok_0.jpg

1481 ms

Muanyag-laboratoriumi-eszkozok.jpg

Muanyag-laboratoriumi-eszkozok.jpg

1575 ms

MPW-223e_0.jpg

MPW-223e_0.jpg

1599 ms

mya_3y_f_microbalances_for_filter_weighing_94713674.jpg

mya_3y_f_microbalances_for_filter_weighing_94713674.jpg

1660 ms

uya_3y_ultra_microbalances.jpg

uya_3y_ultra_microbalances.jpg

1704 ms

mya_3y_microbalances.jpg

mya_3y_microbalances.jpg

1714 ms

footer-email-icon.png

footer-email-icon.png

1797 ms

bgtest.png

bgtest.png

1972 ms

detailstitle.png

detailstitle.png

1644 ms

arrows.png

arrows.png

124 ms

bullets.png

bullets.png

238 ms

Accessibility Review

kemlab.hu accessibility score

48

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.

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

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

kemlab.hu best practices score

58

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

kemlab.hu SEO score

80

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    HU

  • Language Claimed

    HU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kemlab.hu can be misinterpreted by Google and other search engines. Our service has detected that Hungarian is used on the page, and it matches the claimed language. Our system also found out that Kemlab.hu 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

kemlab.hu

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