Tools & Wizards About Us
mestrelab.com screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 54

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

mestrelab.com

Mestrelab Research Analytical Chemistry Software

Page Load Speed

4.6 sec in total

First Response

930 ms

Resources Loaded

3.2 sec

Page Rendered

415 ms

mestrelab.com screenshot

About Website

Click here to check amazing Mestrelab content for Germany. Otherwise, check out these important facts you probably never knew about mestrelab.com

Mestrelab Research, Analytical Chemistry Software Solutions: Mnova software for NMR and LC/GC/MS techniques including 1D & 2D NMR, DOSY, and NUS.

Visit mestrelab.com

Key Findings

We analyzed Mestrelab.com page load time and found that the first response time was 930 ms and then it took 3.6 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

mestrelab.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.1 s

0/100

25%

SI (Speed Index)

Value20.3 s

0/100

10%

TBT (Total Blocking Time)

Value1,010 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.034

100/100

15%

TTI (Time to Interactive)

Value21.6 s

2/100

10%

Network Requests Diagram

mestrelab.com

930 ms

wforms.js

122 ms

wforms_custom_validation.js

85 ms

replace_variables.js

82 ms

wforms_prefill.js

86 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 80% of them (53 requests) were addressed to the original Mestrelab.com, 8% (5 requests) were made to Tfaforms.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Mestrelab.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 527.9 kB (43%)

Content Size

1.2 MB

After Optimization

694.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mestrelab.com main page is 1.2 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. 40% of websites need less resources to load. Images take 740.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 37.0 kB

  • Original 46.0 kB
  • After minification 41.8 kB
  • After compression 8.9 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 37.0 kB or 81% of the original size.

Image Optimization

-23%

Potential reduce by 169.5 kB

  • Original 740.3 kB
  • After minification 570.8 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, Mestrelab needs image optimization as it can save up to 169.5 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 152.1 kB

  • Original 236.4 kB
  • After minification 224.0 kB
  • After compression 84.2 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 152.1 kB or 64% of the original size.

CSS Optimization

-85%

Potential reduce by 169.2 kB

  • Original 199.8 kB
  • After minification 184.9 kB
  • After compression 30.6 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. Mestrelab.com needs all CSS files to be minified and compressed as it can save up to 169.2 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (37%)

Requests Now

63

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mestrelab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

mestrelab.com

mestrelab.com

930 ms

wforms.js

wforms.js

122 ms

wforms_custom_validation.js

wforms_custom_validation.js

85 ms

replace_variables.js

replace_variables.js

82 ms

wforms_prefill.js

wforms_prefill.js

86 ms

localization-en_US.js

localization-en_US.js

85 ms

cli-style.css

cli-style.css

106 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

211 ms

bootstrapwp.css

bootstrapwp.css

346 ms

style.css

style.css

234 ms

jquery.js

jquery.js

398 ms

jquery-migrate.min.js

jquery-migrate.min.js

237 ms

cookielawinfo.js

cookielawinfo.js

243 ms

twitter.js

twitter.js

315 ms

mega-menu.css

mega-menu.css

364 ms

mega-menu-responsive.css

mega-menu-responsive.css

363 ms

jquery.fancybox-1.3.4.js

jquery.fancybox-1.3.4.js

365 ms

front.js

front.js

493 ms

comment-reply.min.js

comment-reply.min.js

495 ms

bootstrap.min.js

bootstrap.min.js

496 ms

bootstrapwp.demo.js

bootstrapwp.demo.js

500 ms

wp-embed.min.js

wp-embed.min.js

501 ms

conversion.js

conversion.js

18 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

383 ms

widgets.js

widgets.js

295 ms

analytics.js

analytics.js

78 ms

mestrelab-negative-logo.png

mestrelab-negative-logo.png

271 ms

glyphicons-halflings.png

glyphicons-halflings.png

271 ms

store-cart.png

store-cart.png

270 ms

tablet.png

tablet.png

621 ms

1002a.png

1002a.png

411 ms

mbook-desktop.png

mbook-desktop.png

445 ms

sma.png

sma.png

657 ms

campus-MNOVA.png

campus-MNOVA.png

614 ms

tablet-150x150.png

tablet-150x150.png

492 ms

1002a-150x150.png

1002a-150x150.png

532 ms

mbook-desktop-150x150.png

mbook-desktop-150x150.png

563 ms

sma-150x150.png

sma-150x150.png

606 ms

campus-MNOVA-150x150.png

campus-MNOVA-150x150.png

653 ms

mnova-spectrum-home.png

mnova-spectrum-home.png

914 ms

Plugin_Oxygen_nmr_C.png

Plugin_Oxygen_nmr_C.png

719 ms

Plugin_Oxygen_ms_C.png

Plugin_Oxygen_ms_C.png

728 ms

Plugin_Oxygen_nmrp_C.png

Plugin_Oxygen_nmrp_C.png

736 ms

Plugin_Oxygen_verify_C.png

Plugin_Oxygen_verify_C.png

774 ms

Plugin_Oxygen_qnmr_C.png

Plugin_Oxygen_qnmr_C.png

758 ms

Plugin_Oxygen_db_C.png

Plugin_Oxygen_db_C.png

831 ms

Plugin_Oxygen_rm_C.png

Plugin_Oxygen_rm_C.png

844 ms

Plugin_Oxygen_screen_C.png

Plugin_Oxygen_screen_C.png

852 ms

Plugin_Oxygen_sma_C.png

Plugin_Oxygen_sma_C.png

863 ms

acs-150x150.jpg

acs-150x150.jpg

895 ms

front-cover-150x150.png

front-cover-150x150.png

943 ms

Mnova-van.png

Mnova-van.png

960 ms

Slide2edited-150x150.jpg

Slide2edited-150x150.jpg

969 ms

markus-talk-front-cover-b-150x150.png

markus-talk-front-cover-b-150x150.png

967 ms

customers.png

customers.png

1134 ms

quote.png

quote.png

984 ms

mestrelab-negative.gif

mestrelab-negative.gif

1010 ms

feder_blanco.png

feder_blanco.png

1139 ms

overlay.png

overlay.png

1020 ms

236 ms

opensans-regular-webfont.woff

opensans-regular-webfont.woff

1014 ms

opensans-semibold-webfont.woff

opensans-semibold-webfont.woff

1749 ms

collect

collect

174 ms

collect

collect

218 ms

78 ms

ga-audiences

ga-audiences

73 ms

Accessibility Review

mestrelab.com accessibility score

75

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

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

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

mestrelab.com best practices score

54

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

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

mestrelab.com SEO score

78

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 Mestrelab.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 Mestrelab.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

mestrelab.com

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