Tools & Wizards About Us
ilkdresden.de screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

ilkdresden.de

ILK Dresden: Institut für Luft- und Kältetechnik gGmbH

Page Load Speed

4.7 sec in total

First Response

445 ms

Resources Loaded

3.8 sec

Page Rendered

480 ms

ilkdresden.de screenshot

About Website

Welcome to ilkdresden.de homepage info - get ready to check ILK Dresden best content for Germany right away, or after learning these important things about ilkdresden.de

Das ILK Dresden ist Ihr kompetenter Ansprechpartner für Forschungs- und Entwicklungsfragen auf den Fachgebieten der Luft- und Kältetechnik und ihren Anwendungsbereichen. Unsere Stärke besteht im breit...

Visit ilkdresden.de

Key Findings

We analyzed Ilkdresden.de page load time and found that the first response time was 445 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

ilkdresden.de performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.229

54/100

15%

TTI (Time to Interactive)

Value19.8 s

2/100

10%

Network Requests Diagram

ilkdresden.de

445 ms

ilkdresden.de

413 ms

www.ilkdresden.de

888 ms

cookie_panel.css

103 ms

f979d966a9.css

204 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that all of those requests were addressed to Ilkdresden.de and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Ilkdresden.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 187.2 kB (2%)

Content Size

10.4 MB

After Optimization

10.2 MB

  • HTML
  • Images

In fact, the total size of Ilkdresden.de main page is 10.4 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 10.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 62.3 kB

  • Original 73.6 kB
  • After minification 56.3 kB
  • After compression 11.3 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 17.3 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 62.3 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 124.8 kB

  • Original 10.3 MB
  • After minification 10.2 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. ILK Dresden images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 23 (38%)

Requests Now

60

After Optimization

37

  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ILK Dresden. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ilkdresden.de

ilkdresden.de

445 ms

ilkdresden.de

ilkdresden.de

413 ms

www.ilkdresden.de

www.ilkdresden.de

888 ms

cookie_panel.css

cookie_panel.css

103 ms

f979d966a9.css

f979d966a9.css

204 ms

simplepoll.css

simplepoll.css

300 ms

font-awesome.css

font-awesome.css

302 ms

slick.css

slick.css

300 ms

slick-theme.css

slick-theme.css

305 ms

flipbook.min.css

flipbook.min.css

320 ms

style.css

style.css

542 ms

ILK_Logo_60jahre.png

ILK_Logo_60jahre.png

797 ms

ILK_Logo_45mm.jpg

ILK_Logo_45mm.jpg

1089 ms

csm_ilk_60-jahre_banner_1920-1080_03_0f7ffba34a.jpg

csm_ilk_60-jahre_banner_1920-1080_03_0f7ffba34a.jpg

1018 ms

IframeSwitch.js

IframeSwitch.js

402 ms

jquery-3.7.1.min.js

jquery-3.7.1.min.js

534 ms

jquery-migrate-3.4.1.js

jquery-migrate-3.4.1.js

505 ms

bootstrap.min.js

bootstrap.min.js

621 ms

lightbox.min.js

lightbox.min.js

641 ms

slick.min.js

slick.min.js

646 ms

my_javascript.min.js

my_javascript.min.js

711 ms

MathJax.js

MathJax.js

753 ms

flipbook.min.js

flipbook.min.js

761 ms

my_javascript_2.min.js

my_javascript_2.min.js

812 ms

om_cookie_main.js

om_cookie_main.js

862 ms

jquery.datetimepicker.min.js

jquery.datetimepicker.min.js

867 ms

parsley.min.js

parsley.min.js

894 ms

Tabs.min.js

Tabs.min.js

913 ms

Form.min.js

Form.min.js

966 ms

main.js

main.js

973 ms

csm_Banner_Startseite_2bb468a534.jpg

csm_Banner_Startseite_2bb468a534.jpg

1202 ms

csm_Banner_1920x1080_mitarbeiter_cae3e1119b.jpg

csm_Banner_1920x1080_mitarbeiter_cae3e1119b.jpg

1616 ms

csm_2024_07_08_Chillventa_e14acc048b.png

csm_2024_07_08_Chillventa_e14acc048b.png

1607 ms

csm_Headerslider-1-fhd_4e495ecce0.jpg

csm_Headerslider-1-fhd_4e495ecce0.jpg

1399 ms

csm_Headerslider-3-fhd_e4db5319c7.jpg

csm_Headerslider-3-fhd_e4db5319c7.jpg

1305 ms

csm_Headerslider-2-fhd_81a7d93bea.jpg

csm_Headerslider-2-fhd_81a7d93bea.jpg

1385 ms

logo_cryo.png

logo_cryo.png

1302 ms

csm_Banner_1920x1080_cryo_o_Balken_397ac4aba3.jpg

csm_Banner_1920x1080_cryo_o_Balken_397ac4aba3.jpg

1701 ms

logo_plwp.png

logo_plwp.png

1406 ms

csm_Banner_PLWP_c6b2365da8.jpg

csm_Banner_PLWP_c6b2365da8.jpg

1496 ms

logo_thermometer.png

logo_thermometer.png

1310 ms

csm_Banner_1920x1080_thermometer_o_Balken_07b0091322.jpg

csm_Banner_1920x1080_thermometer_o_Balken_07b0091322.jpg

1414 ms

csm_logo1-zuse_506326798f.png

csm_logo1-zuse_506326798f.png

1320 ms

csm_logo2-sig_8cbb04ae24.png

csm_logo2-sig_8cbb04ae24.png

1394 ms

csm_logo3_5027fad774.png

csm_logo3_5027fad774.png

1415 ms

csm_logo-future-sax_4a332a1db2.png

csm_logo-future-sax_4a332a1db2.png

1405 ms

csm_logo4_e3d67b0770.png

csm_logo4_e3d67b0770.png

1317 ms

csm_logo5_9f4fa63a3d.png

csm_logo5_9f4fa63a3d.png

1288 ms

csm_logo6_3bbd292224.png

csm_logo6_3bbd292224.png

1270 ms

csm_logo7_6276a8ffe8.png

csm_logo7_6276a8ffe8.png

1190 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1201 ms

csm_20160418_NKI_Kaeltepreis_Preistraeger_web_04d23edc2b.jpg

csm_20160418_NKI_Kaeltepreis_Preistraeger_web_04d23edc2b.jpg

1179 ms

csm_Mailbanner_Ka__ltepreis_Preistra__gerBanner_100dpi_d19e91a07c.jpg

csm_Mailbanner_Ka__ltepreis_Preistra__gerBanner_100dpi_d19e91a07c.jpg

1184 ms

csm_smekul2020_eku_innovativ_logo_kurz_rgb_ba49328186.jpg

csm_smekul2020_eku_innovativ_logo_kurz_rgb_ba49328186.jpg

1180 ms

TeX-MML-AM_CHTML.js

TeX-MML-AM_CHTML.js

1157 ms

ISO_9001_sw_de.png

ISO_9001_sw_de.png

1146 ms

mobile_top_schalter.png

mobile_top_schalter.png

1155 ms

ILK_Icons_Linkedin_g.svg

ILK_Icons_Linkedin_g.svg

1137 ms

ILK_Icons_Youtube_g.svg

ILK_Icons_Youtube_g.svg

1088 ms

ILK_Icons_Twitter_g.svg

ILK_Icons_Twitter_g.svg

1123 ms

ILK_Icons_Linkedin_i.svg

ILK_Icons_Linkedin_i.svg

1110 ms

ILK_Icons_Twitter_i.svg

ILK_Icons_Twitter_i.svg

1104 ms

ILK_Icons_Youtube_i.svg

ILK_Icons_Youtube_i.svg

1053 ms

ajax-loader.gif

ajax-loader.gif

1024 ms

slick.woff

slick.woff

1015 ms

Accessibility Review

ilkdresden.de accessibility score

76

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 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 IDs are not unique

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

Best Practices

ilkdresden.de 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

ilkdresden.de SEO score

86

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

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

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 Ilkdresden.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 Ilkdresden.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

ilkdresden.de

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