Tools & Wizards About Us
ld-didactic.de screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

ld-didactic.de

LEYBOLD Lehr- und Trainingssysteme für die Ausbildung - LD Didactic

Page Load Speed

2.7 sec in total

First Response

295 ms

Resources Loaded

1.9 sec

Page Rendered

519 ms

ld-didactic.de screenshot

About Website

Click here to check amazing LD Didactic content for Germany. Otherwise, check out these important facts you probably never knew about ld-didactic.de

Qualitativ hochwertige Lehrsysteme und Trainingssysteme ✔️ Stärken Sie die MINT-Bildung und die technische Ausbildung mit LEYBOLD.

Visit ld-didactic.de

Key Findings

We analyzed Ld-didactic.de page load time and found that the first response time was 295 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

ld-didactic.de performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

28/100

25%

SI (Speed Index)

Value4.9 s

64/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.108

88/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

ld-didactic.de

295 ms

www.ld-didactic.de

588 ms

merged-327de460878dfadb2b9f6315630463fa-e087ec631597e88bca4e44b74b4297f1.css

184 ms

merged-7153b4b5e74a654c7e6a7e2c02721b2d-005787879b78e467e6f627e7438d72b5.css

384 ms

slick.min.css

280 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 98% of them (44 requests) were addressed to the original Ld-didactic.de, 2% (1 request) were made to . The less responsive or slowest element that took the longest time to load (666 ms) belongs to the original domain Ld-didactic.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 75.9 kB (16%)

Content Size

469.5 kB

After Optimization

393.5 kB

  • HTML
  • Images

In fact, the total size of Ld-didactic.de main page is 469.5 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. 35% of websites need less resources to load. Images take 381.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 75.9 kB

  • Original 88.4 kB
  • After minification 79.4 kB
  • After compression 12.5 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 75.9 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 6 B

  • Original 381.1 kB
  • After minification 381.1 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. LD Didactic images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 12 (29%)

Requests Now

41

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LD Didactic. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ld-didactic.de

ld-didactic.de

295 ms

www.ld-didactic.de

www.ld-didactic.de

588 ms

merged-327de460878dfadb2b9f6315630463fa-e087ec631597e88bca4e44b74b4297f1.css

merged-327de460878dfadb2b9f6315630463fa-e087ec631597e88bca4e44b74b4297f1.css

184 ms

merged-7153b4b5e74a654c7e6a7e2c02721b2d-005787879b78e467e6f627e7438d72b5.css

merged-7153b4b5e74a654c7e6a7e2c02721b2d-005787879b78e467e6f627e7438d72b5.css

384 ms

slick.min.css

slick.min.css

280 ms

swiper-bundle.min.css

swiper-bundle.min.css

280 ms

video-js.min.css

video-js.min.css

281 ms

news-basic.css

news-basic.css

282 ms

merged-21028c11be7fa8f8a4ac68d603419f35-ebc721d279378356d35f65f439ab4355.js

merged-21028c11be7fa8f8a4ac68d603419f35-ebc721d279378356d35f65f439ab4355.js

283 ms

merged-a230d1d7e17590b57828135bb845b7e9-82b9667396ae6172f9189006519da48d.js

merged-a230d1d7e17590b57828135bb845b7e9-82b9667396ae6172f9189006519da48d.js

571 ms

merged-5cb32b3b58c032f893b0eceaa880e49b-6607754892d69172da32afddc65dc0de.js

merged-5cb32b3b58c032f893b0eceaa880e49b-6607754892d69172da32afddc65dc0de.js

285 ms

slick.min.js

slick.min.js

286 ms

swiper-bundle.min.js

swiper-bundle.min.js

392 ms

swiper-header-slider.js

swiper-header-slider.js

287 ms

video.min.js

video.min.js

666 ms

slick-side-fader.js

slick-side-fader.js

390 ms

Leybold_Logo.jpg

Leybold_Logo.jpg

95 ms

kontakt.svg

kontakt.svg

95 ms

einkaufswagen.svg

einkaufswagen.svg

125 ms

mikroskop.svg

mikroskop.svg

137 ms

autobatterie.svg

autobatterie.svg

187 ms

csm_spacer_5f14d3d4f2.gif

csm_spacer_5f14d3d4f2.gif

189 ms

csm_Universitaet_Praktikumslabor_Physik_LD_DIDACTIC_09e91002eb.jpg

csm_Universitaet_Praktikumslabor_Physik_LD_DIDACTIC_09e91002eb.jpg

405 ms

csm_Beratung_Showroom_Naturwissenschaften_Experimente_Geraete_LD_DIDACTIC_551ba881de.jpg

csm_Beratung_Showroom_Naturwissenschaften_Experimente_Geraete_LD_DIDACTIC_551ba881de.jpg

231 ms

csm_Smart_Grid_Trainingssystem_Energieerzeugung_Intelligente_Stromnetze_Szenario_Krankenhaus_LD_DIDACTIC_ded55d6b6b.jpg

csm_Smart_Grid_Trainingssystem_Energieerzeugung_Intelligente_Stromnetze_Szenario_Krankenhaus_LD_DIDACTIC_ded55d6b6b.jpg

280 ms

csm_Kfz-Technik_Hochvolttechnik_HV_Trainer_Messen_LD_DIDACTIC_5cf2d7358d.jpg

csm_Kfz-Technik_Hochvolttechnik_HV_Trainer_Messen_LD_DIDACTIC_5cf2d7358d.jpg

282 ms

csm_Kita-St-Raphael-Wachtberg_News_Geschenk_Spielzeug_Kinder-auspacken_fruehkindliche-naturwissenschaftliche-Grundausbildung_LD_DIDACTIC_8e92cae7ae.jpg

csm_Kita-St-Raphael-Wachtberg_News_Geschenk_Spielzeug_Kinder-auspacken_fruehkindliche-naturwissenschaftliche-Grundausbildung_LD_DIDACTIC_8e92cae7ae.jpg

344 ms

csm_Didacta_Danke_News_Messeteam-sagt-Danke_didacta-die-bildungsmesse_Koeln_Neuheiten_Digitale-Bildung_Naturwissenschaften_Berufliche-Bildung_LD_DIDACTIC_46961176c9.jpg

csm_Didacta_Danke_News_Messeteam-sagt-Danke_didacta-die-bildungsmesse_Koeln_Neuheiten_Digitale-Bildung_Naturwissenschaften_Berufliche-Bildung_LD_DIDACTIC_46961176c9.jpg

344 ms

csm_Milena_News_Pressemitteilung_Schuelermessgeraet_Mobile-CASSY_Science-Lab_Schuelergruppe_Experiment_LD_DIDACTIC_7954b7f5a9.jpg

csm_Milena_News_Pressemitteilung_Schuelermessgeraet_Mobile-CASSY_Science-Lab_Schuelergruppe_Experiment_LD_DIDACTIC_7954b7f5a9.jpg

375 ms

csm_Hochvolt-Schuelerarbeitsplatz_News_Kfz-Technik_A2728_Hochvolttechnik_experimentieren_berufliche-Qualifizierung_LD_DIDACTIC_c640f4906f.jpg

csm_Hochvolt-Schuelerarbeitsplatz_News_Kfz-Technik_A2728_Hochvolttechnik_experimentieren_berufliche-Qualifizierung_LD_DIDACTIC_c640f4906f.jpg

377 ms

csm_Events_GESS_Dubai_Export_Exhibition_LD_DIDACTIC_db702015fe.jpg

csm_Events_GESS_Dubai_Export_Exhibition_LD_DIDACTIC_db702015fe.jpg

413 ms

csm_Bildung_Digital_LD_DIDACTIC_41bbbc9f40.jpg

csm_Bildung_Digital_LD_DIDACTIC_41bbbc9f40.jpg

412 ms

csm_didacta_asia_Bangkok_Thailand_Export_Exhibition_LD_DIDACTIC_ccca5c828d.jpg

csm_didacta_asia_Bangkok_Thailand_Export_Exhibition_LD_DIDACTIC_ccca5c828d.jpg

422 ms

csm_EDUExciting_LD_DIDACTIC_f5d07280b6.jpg

csm_EDUExciting_LD_DIDACTIC_f5d07280b6.jpg

468 ms

newsletter.svg

newsletter.svg

472 ms

ld_didactic_logo.svg

ld_didactic_logo.svg

498 ms

icon-linkedin.svg

icon-linkedin.svg

504 ms

icon-youtube.svg

icon-youtube.svg

506 ms

csm_corporate_30748fccb9.gif

csm_corporate_30748fccb9.gif

515 ms

csm_leybold_af8df07f97.gif

csm_leybold_af8df07f97.gif

560 ms

csm_feedback_0bfedec3e2.gif

csm_feedback_0bfedec3e2.gif

565 ms

csm_elwe_a7a947c479.gif

csm_elwe_a7a947c479.gif

591 ms

angebot.svg

angebot.svg

597 ms

icomoon.ttf

icomoon.ttf

557 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

0 ms

Accessibility Review

ld-didactic.de accessibility score

91

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 IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

ld-didactic.de 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

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

ld-didactic.de SEO score

100

Search Engine Optimization Advices

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

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

ld-didactic.de

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