Tools & Wizards About Us
lab-shop.com screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

lab-shop.com

LabShop - Buy Scientific Laboratory & Production Supplies Online

Page Load Speed

4.1 sec in total

First Response

639 ms

Resources Loaded

2.6 sec

Page Rendered

873 ms

lab-shop.com screenshot

About Website

Click here to check amazing Lab Shop content. Otherwise, check out these important facts you probably never knew about lab-shop.com

LabShop supplies a massive range of scientific chemicals, consumables, labware, equipment and instrumentation for laboratory and production applications.

Visit lab-shop.com

Key Findings

We analyzed Lab-shop.com page load time and found that the first response time was 639 ms and then it took 3.4 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

lab-shop.com performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

69/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

23/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value1,270 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.315

37/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

www.lab-shop.com

639 ms

analytics.js

27 ms

fancy-input.css

84 ms

1533635983-90855200.jpg

455 ms

1533029958-40501000.jpg

785 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 92% of them (36 requests) were addressed to the original Lab-shop.com, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Lab-shop.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 882.1 kB (41%)

Content Size

2.2 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Lab-shop.com main page is 2.2 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. 50% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 880.7 kB

  • Original 963.1 kB
  • After minification 739.4 kB
  • After compression 82.3 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 223.6 kB, which is 23% 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 880.7 kB or 91% of the original size.

Image Optimization

-0%

Potential reduce by 422 B

  • Original 1.1 MB
  • After minification 1.1 MB

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. Lab Shop images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 892 B

  • Original 86.0 kB
  • After minification 86.0 kB
  • After compression 85.1 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.

Requests Breakdown

We found no issues to fix!

Requests Now

34

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lab Shop. According to our analytics all requests are already optimized.

Network Requests Diagram

www.lab-shop.com

www.lab-shop.com

639 ms

analytics.js

analytics.js

27 ms

fancy-input.css

fancy-input.css

84 ms

1533635983-90855200.jpg

1533635983-90855200.jpg

455 ms

1533029958-40501000.jpg

1533029958-40501000.jpg

785 ms

1533029984-48002500.jpg

1533029984-48002500.jpg

779 ms

1536333651-39433200.jpg

1536333651-39433200.jpg

703 ms

1536333561-44481200.jpg

1536333561-44481200.jpg

852 ms

1536333573-61722600.jpg

1536333573-61722600.jpg

867 ms

1536333589-44722400.jpg

1536333589-44722400.jpg

866 ms

1536333602-60002900.jpg

1536333602-60002900.jpg

817 ms

1536333615-98826400.jpg

1536333615-98826400.jpg

852 ms

1536332826-76678700.jpg

1536332826-76678700.jpg

876 ms

1536332851-15633300.jpg

1536332851-15633300.jpg

890 ms

1536332886-81726700.jpg

1536332886-81726700.jpg

1017 ms

1536750416-21382400.jpg

1536750416-21382400.jpg

935 ms

1536750397-41369000.jpg

1536750397-41369000.jpg

1029 ms

1536333931-49344700.jpg

1536333931-49344700.jpg

1039 ms

1536333948-95828000.jpg

1536333948-95828000.jpg

959 ms

1532707000-30790400.jpg

1532707000-30790400.jpg

976 ms

1533634945-36359300.jpg

1533634945-36359300.jpg

1026 ms

1533635014-18157800.jpg

1533635014-18157800.jpg

1052 ms

1533635055-21963700.jpg

1533635055-21963700.jpg

1069 ms

1533635106-55407500.jpg

1533635106-55407500.jpg

1103 ms

1536334014-90612800.jpg

1536334014-90612800.jpg

1108 ms

1536334041-12368200.jpg

1536334041-12368200.jpg

1115 ms

1536334061-42937300.jpg

1536334061-42937300.jpg

1135 ms

1533030170-39261800.jpg

1533030170-39261800.jpg

1142 ms

collect

collect

14 ms

RobotoCondensed-Regular-webfont.woff

RobotoCondensed-Regular-webfont.woff

1205 ms

RobotoCondensed-Bold-webfont.woff

RobotoCondensed-Bold-webfont.woff

1400 ms

js

js

356 ms

icon.woff

icon.woff

786 ms

icon.woff

icon.woff

830 ms

1536226775-33305500.png

1536226775-33305500.png

651 ms

1530630177-88895500.jpg

1530630177-88895500.jpg

652 ms

footer.css,footer-generic.css,footer-third-party.css,card-logos-png,back-to-top.css,site-footer,multisite-footer,site-sticky-footer,blank-23102024114824.css

footer.css,footer-generic.css,footer-third-party.css,card-logos-png,back-to-top.css,site-footer,multisite-footer,site-sticky-footer,blank-23102024114824.css

440 ms

footer_logo.png

footer_logo.png

101 ms

jquery,picturefill,appendAround,matchHeight,jquery-cookie,modal,modal-ajax,modernizr,slick,slickSlider,fastclick,jquery-scrollto,jquery-viewport,responsiveTabs,mustache,tache,common_resp,header,back_to_top,vs.debounce,header-menu,blank-23102024114824.js

jquery,picturefill,appendAround,matchHeight,jquery-cookie,modal,modal-ajax,modernizr,slick,slickSlider,fastclick,jquery-scrollto,jquery-viewport,responsiveTabs,mustache,tache,common_resp,header,back_to_top,vs.debounce,header-menu,blank-23102024114824.js

192 ms

Accessibility Review

lab-shop.com accessibility score

74

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

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

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

Links do not have a discernible name

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

lab-shop.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

lab-shop.com SEO score

89

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 Lab-shop.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 Lab-shop.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

lab-shop.com

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