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tesa.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

tesa.com

tesa – global manufacturer of tapes and self-adhesive solutions

Page Load Speed

1.5 sec in total

First Response

194 ms

Resources Loaded

763 ms

Page Rendered

498 ms

tesa.com screenshot

About Website

Welcome to tesa.com homepage info - get ready to check Tesa best content for Germany right away, or after learning these important things about tesa.com

tesa creates adhesive solutions that improve the work, products and lives of our customers. We support industry partners, craftspeople and consumer.

Visit tesa.com

Key Findings

We analyzed Tesa.com page load time and found that the first response time was 194 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

tesa.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

77/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value1,800 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.715

7/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

tesa.com

194 ms

tesa.com

382 ms

www.tesa.com

19 ms

en

12 ms

critical-render-blocking.55337bc2.css

6 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that all of those requests were addressed to Tesa.com and no external sources were called. The less responsive or slowest element that took the longest time to load (382 ms) belongs to the original domain Tesa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 355.9 kB (61%)

Content Size

586.8 kB

After Optimization

230.9 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Tesa.com main page is 586.8 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. HTML takes 266.8 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 227.4 kB

  • Original 266.8 kB
  • After minification 266.7 kB
  • After compression 39.4 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 227.4 kB or 85% of the original size.

JavaScript Optimization

-26%

Potential reduce by 54.5 kB

  • Original 210.4 kB
  • After minification 210.4 kB
  • After compression 155.9 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 54.5 kB or 26% of the original size.

CSS Optimization

-68%

Potential reduce by 74.0 kB

  • Original 109.6 kB
  • After minification 109.3 kB
  • After compression 35.6 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. Tesa.com needs all CSS files to be minified and compressed as it can save up to 74.0 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (20%)

Requests Now

49

After Optimization

39

  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tesa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tesa.com

tesa.com

194 ms

tesa.com

tesa.com

382 ms

www.tesa.com

www.tesa.com

19 ms

en

en

12 ms

critical-render-blocking.55337bc2.css

critical-render-blocking.55337bc2.css

6 ms

runtime.292f1349.js

runtime.292f1349.js

42 ms

8670.97883d40.js

8670.97883d40.js

53 ms

2954.58746843.js

2954.58746843.js

56 ms

852.e8bf1ed7.js

852.e8bf1ed7.js

57 ms

3291.286f31eb.js

3291.286f31eb.js

55 ms

6030.8534dcc6.js

6030.8534dcc6.js

54 ms

5876.77802b51.js

5876.77802b51.js

55 ms

6926.383782d3.js

6926.383782d3.js

57 ms

8359.d0aff538.js

8359.d0aff538.js

59 ms

3132.74424a91.js

3132.74424a91.js

60 ms

relaunch-2020.c30fc983.js

relaunch-2020.c30fc983.js

59 ms

mobility-for-the-future,8559403_crop4x3_18.webp

mobility-for-the-future,8559403_crop4x3_18.webp

35 ms

home-and-office,7870100_crop4x3_18.webp

home-and-office,7870100_crop4x3_18.webp

28 ms

craftsmen-products,48302_crop4x3_18.webp

craftsmen-products,48302_crop4x3_18.webp

45 ms

we-help-to-develop-the-most-innovative-devices-with-our-adhesive-solutions,8586645_crop4x3_18.webp

we-help-to-develop-the-most-innovative-devices-with-our-adhesive-solutions,8586645_crop4x3_18.webp

45 ms

tesa-tape-solutions-paper-print-industry,50576_crop4x3_18.webp

tesa-tape-solutions-paper-print-industry,50576_crop4x3_18.webp

36 ms

adhesive-expertise-for-smart-and-safe-buildings,8959192_crop4x3_18.webp

adhesive-expertise-for-smart-and-safe-buildings,8959192_crop4x3_18.webp

38 ms

appliances-homepage-banner,11061312_crop4x3_18.webp

appliances-homepage-banner,11061312_crop4x3_18.webp

37 ms

gim-headline-image-high-performance-masking,8559479_crop4x3_18.webp

gim-headline-image-high-performance-masking,8559479_crop4x3_18.webp

37 ms

becoming-a-tesa-industrial-solution-partner,8559440_crop4x3_18.webp

becoming-a-tesa-industrial-solution-partner,8559440_crop4x3_18.webp

38 ms

acxplus-assortment,8655110_crop16x9_18.webp

acxplus-assortment,8655110_crop16x9_18.webp

39 ms

tesa-professional-mounting,8617186_crop16x9_18.webp

tesa-professional-mounting,8617186_crop16x9_18.webp

40 ms

tesa-04615-general-purpose-duct-tape-ap-1,10775097_crop16x9_18.webp

tesa-04615-general-purpose-duct-tape-ap-1,10775097_crop16x9_18.webp

39 ms

tesa-single-sided-packaging-002-300dpi,50709_crop16x9_18.webp

tesa-single-sided-packaging-002-300dpi,50709_crop16x9_18.webp

41 ms

tesa-precision-mask-4342-spray-painting,8618697_crop16x9_18.webp

tesa-precision-mask-4342-spray-painting,8618697_crop16x9_18.webp

43 ms

automotive-surface-protection,8618725_crop16x9_18.webp

automotive-surface-protection,8618725_crop16x9_18.webp

40 ms

tesa-signal-social-distancing-ap,8619394_crop16x9_18.webp

tesa-signal-social-distancing-ap,8619394_crop16x9_18.webp

41 ms

conductive-tape-nonwoven,48734_crop16x9_18.webp

conductive-tape-nonwoven,48734_crop16x9_18.webp

42 ms

tesa-splicing-tapes-for-film-materials,8620088_crop16x9_18.webp

tesa-splicing-tapes-for-film-materials,8620088_crop16x9_18.webp

44 ms

tesa-4224-tensilized-strapping-tape-for-fridge,8620089_crop16x9_18.webp

tesa-4224-tensilized-strapping-tape-for-fridge,8620089_crop16x9_18.webp

45 ms

tesapack-hand-dispenser,8620363_crop16x9_18.webp

tesapack-hand-dispenser,8620363_crop16x9_18.webp

47 ms

tesa-60042-adhesive-remover-to-easily-eliminate-adhesive-residue-01-ap,8621040_crop16x9_18.webp

tesa-60042-adhesive-remover-to-easily-eliminate-adhesive-residue-01-ap,8621040_crop16x9_18.webp

45 ms

tesa-4600-self-fusing-silicone-tape-for-heavy-duty-applications,8621041_crop16x9_18.webp

tesa-4600-self-fusing-silicone-tape-for-heavy-duty-applications,8621041_crop16x9_18.webp

45 ms

the-cover-of-the-tesa-sustainability-report-2023,11342344_crop16x9_18.webp

the-cover-of-the-tesa-sustainability-report-2023,11342344_crop16x9_18.webp

46 ms

climate-a-list-stamp-2023,11320293_crop16x9_18.webp

climate-a-list-stamp-2023,11320293_crop16x9_18.webp

47 ms

aerial-view-of-tesa-site-haiphong,11092583_crop16x9_18.webp

aerial-view-of-tesa-site-haiphong,11092583_crop16x9_18.webp

47 ms

tesa-plant-hamburg-was-awarded-the-iscc-plus-certificate-in-july-2023-and-is-one-is-one-of-the-plants-that-will-produce-tesa-products-with-bmb-acrylic-monomers-in-the-future,11136703_crop16x9_18.webp

tesa-plant-hamburg-was-awarded-the-iscc-plus-certificate-in-july-2023-and-is-one-is-one-of-the-plants-that-will-produce-tesa-products-with-bmb-acrylic-monomers-in-the-future,11136703_crop16x9_18.webp

45 ms

v03-1,10908582_crop4x3_18.webp

v03-1,10908582_crop4x3_18.webp

39 ms

tesa-building,8589814_crop1x1_11.webp

tesa-building,8589814_crop1x1_11.webp

37 ms

hamburg,8523843_crop2x3_8.webp

hamburg,8523843_crop2x3_8.webp

38 ms

shanghai,8523844_crop2x3_8.webp

shanghai,8523844_crop2x3_8.webp

36 ms

singapore,8523845_crop2x3_8.webp

singapore,8523845_crop2x3_8.webp

46 ms

charlotte,8523846_crop2x3_8.webp

charlotte,8523846_crop2x3_8.webp

46 ms

sao-paulo,8814350_crop2x3_8.webp

sao-paulo,8814350_crop2x3_8.webp

46 ms

istanbul,10682761_crop2x3_8.webp

istanbul,10682761_crop2x3_8.webp

44 ms

search-form-footer.b42fa01d.svg

search-form-footer.b42fa01d.svg

34 ms

logo.0462e8fa.svg

logo.0462e8fa.svg

36 ms

relaunch-2020.73032dcf.css

relaunch-2020.73032dcf.css

28 ms

Accessibility Review

tesa.com accessibility score

88

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

tesa.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

tesa.com SEO score

93

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

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

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 Tesa.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 Tesa.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

tesa.com

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