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kruss-scientific.com screenshot

Report Summary

  • 81

    Performance

    Renders faster than
    86% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

kruss-scientific.com

Explore the world of Surface Science | KRÜSS Scientific

Page Load Speed

18.1 sec in total

First Response

295 ms

Resources Loaded

3.4 sec

Page Rendered

14.4 sec

kruss-scientific.com screenshot

About Website

Click here to check amazing Kruss Scientific content for Iran. Otherwise, check out these important facts you probably never knew about kruss-scientific.com

Explore the world’s largest portfolio of solutions for the analysis of surfaces, interfaces, and foam

Visit kruss-scientific.com

Key Findings

We analyzed Kruss-scientific.com page load time and found that the first response time was 295 ms and then it took 17.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

kruss-scientific.com performance score

81

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value290 ms

80/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

kruss-scientific.com

295 ms

kruss-scientific.com

605 ms

en

539 ms

gtm.js

78 ms

app.css

353 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 92% of them (54 requests) were addressed to the original Kruss-scientific.com, 7% (4 requests) were made to Images.kruss-scientific.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Kruss-scientific.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 433.6 kB (41%)

Content Size

1.1 MB

After Optimization

620.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kruss-scientific.com main page is 1.1 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. HTML takes 464.7 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 364.0 kB

  • Original 464.7 kB
  • After minification 426.6 kB
  • After compression 100.6 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 364.0 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 429.1 kB
  • After minification 429.1 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. Kruss Scientific images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 60.2 kB

  • Original 104.2 kB
  • After minification 104.1 kB
  • After compression 44.0 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 60.2 kB or 58% of the original size.

CSS Optimization

-17%

Potential reduce by 9.4 kB

  • Original 56.5 kB
  • After minification 56.5 kB
  • After compression 47.2 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. Kruss-scientific.com needs all CSS files to be minified and compressed as it can save up to 9.4 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (65%)

Requests Now

43

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kruss Scientific. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kruss-scientific.com

kruss-scientific.com

295 ms

kruss-scientific.com

kruss-scientific.com

605 ms

en

en

539 ms

gtm.js

gtm.js

78 ms

app.css

app.css

353 ms

vendor.css

vendor.css

266 ms

breadcrumb.css

breadcrumb.css

266 ms

media-block.css

media-block.css

270 ms

related-slider.css

related-slider.css

277 ms

teaser-grid.css

teaser-grid.css

276 ms

teaser.css

teaser.css

359 ms

infolist.css

infolist.css

358 ms

anchor.css

anchor.css

360 ms

region-slider.css

region-slider.css

368 ms

highlights.css

highlights.css

367 ms

tile-grid.css

tile-grid.css

439 ms

explore.css

explore.css

439 ms

social-media.css

social-media.css

443 ms

linkedin-entry.css

linkedin-entry.css

445 ms

site-footer.css

site-footer.css

459 ms

autocomplete.css

autocomplete.css

458 ms

search.css

search.css

525 ms

NotoSans-Regular.woff2

NotoSans-Regular.woff2

1124 ms

NotoSans-Bold.woff2

NotoSans-Bold.woff2

1234 ms

NotoSans-ItalicNotoSans-Italic.woff2

NotoSans-ItalicNotoSans-Italic.woff2

1158 ms

NotoSans-BoldItalic.woff2

NotoSans-BoldItalic.woff2

1140 ms

NotoSerif-Italic.woff2

NotoSerif-Italic.woff2

1179 ms

roboto-v30-latin-500.woff2

roboto-v30-latin-500.woff2

1289 ms

app.js

app.js

1398 ms

vendor.js

vendor.js

1497 ms

search.js

search.js

1400 ms

media-block.js

media-block.js

1480 ms

related-slider.js

related-slider.js

1485 ms

anchor.js

anchor.js

1487 ms

region-slider.js

region-slider.js

1489 ms

tile-grid.js

tile-grid.js

1493 ms

explore.js

explore.js

1563 ms

teaser-grid.js

teaser-grid.js

1571 ms

social-media.js

social-media.js

1575 ms

kruss-icons-setup-and-installation.svg

kruss-icons-setup-and-installation.svg

276 ms

urn-li-share-7237414270039183361_linkedin.5252d23c.jpg

urn-li-share-7237414270039183361_linkedin.5252d23c.jpg

639 ms

urn-li-share-7236357315594006528_linkedin.637e0b45.jpg

urn-li-share-7236357315594006528_linkedin.637e0b45.jpg

652 ms

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urn-li-share-7234877564412923904_linkedin.ee11634d.jpg

474 ms

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urn-li-share-7234092433456664577_linkedin.9f7b6a45.jpg

703 ms

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urn-li-share-7232280424591376384_linkedin.66df2c8e.jpg

633 ms

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urn-li-share-7229094442371026945_linkedin.a8e58a5f.jpg

640 ms

urn-li-share-7227992264449368064_linkedin.2e07cda6.jpg

urn-li-share-7227992264449368064_linkedin.2e07cda6.jpg

659 ms

urn-li-share-7227539136147042305_linkedin.36f9e489.jpg

urn-li-share-7227539136147042305_linkedin.36f9e489.jpg

820 ms

urn-li-share-7226165132425342976_linkedin.57d92e61.jpg

urn-li-share-7226165132425342976_linkedin.57d92e61.jpg

729 ms

kruss-icons-training.svg

kruss-icons-training.svg

250 ms

kruss-icons-maintenance-and-repair.svg

kruss-icons-maintenance-and-repair.svg

247 ms

urn-li-share-7226844638572134400_linkedin.a3e56228.jpg

urn-li-share-7226844638572134400_linkedin.a3e56228.jpg

283 ms

NotoSans-Regular.woff

NotoSans-Regular.woff

540 ms

NotoSans-Bold.woff

NotoSans-Bold.woff

576 ms

iconfont.woff

iconfont.woff

576 ms

NotoSerif-Italic.woff

NotoSerif-Italic.woff

619 ms

NotoSans-Italic.woff

NotoSans-Italic.woff

631 ms

NotoSans-BoldItalic.woff

NotoSans-BoldItalic.woff

631 ms

roboto-v30-latin-500.woff

roboto-v30-latin-500.woff

653 ms

Accessibility Review

kruss-scientific.com accessibility score

95

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

Best Practices

kruss-scientific.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

kruss-scientific.com SEO score

85

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

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Kruss-scientific.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 Kruss-scientific.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

kruss-scientific.com

Open Graph data is detected on the main page of Kruss Scientific. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: