Tools & Wizards About Us
passivehouse-international.org screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

passivehouse-international.org

International Passive House Association | Index

Page Load Speed

4.3 sec in total

First Response

229 ms

Resources Loaded

2.9 sec

Page Rendered

1.2 sec

passivehouse-international.org screenshot

About Website

Welcome to passivehouse-international.org homepage info - get ready to check Passive House International best content for Turkey right away, or after learning these important things about passivehouse-international.org

iPHA: The international network for Passive House knowledge; promoting the Passive House Standard worldwide

Visit passivehouse-international.org

Key Findings

We analyzed Passivehouse-international.org page load time and found that the first response time was 229 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

passivehouse-international.org performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

52/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value1,140 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value18.4 s

3/100

10%

Network Requests Diagram

passivehouse-international.org

229 ms

passivehouse-international.org

545 ms

jquery-1.7.2.min.js

314 ms

jquery.tooltip.js

322 ms

jquery-ui-1.8.21.custom.min.js

534 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 85% of them (97 requests) were addressed to the original Passivehouse-international.org, 4% (5 requests) were made to Youtube.com and 2% (2 requests) were made to Piwik.passiv.net. The less responsive or slowest element that took the longest time to load (824 ms) relates to the external source Piwik.passiv.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 288.6 kB (18%)

Content Size

1.6 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Passivehouse-international.org main page is 1.6 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. 80% 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. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 100.6 kB

  • Original 125.3 kB
  • After minification 119.7 kB
  • After compression 24.8 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 100.6 kB or 80% of the original size.

Image Optimization

-16%

Potential reduce by 175.7 kB

  • Original 1.1 MB
  • After minification 899.9 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, Passive House International needs image optimization as it can save up to 175.7 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-3%

Potential reduce by 10.9 kB

  • Original 331.1 kB
  • After minification 331.1 kB
  • After compression 320.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 1.4 kB

  • Original 68.5 kB
  • After minification 68.5 kB
  • After compression 67.1 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. Passivehouse-international.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 27 (25%)

Requests Now

109

After Optimization

82

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Passive House International. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

passivehouse-international.org

passivehouse-international.org

229 ms

passivehouse-international.org

passivehouse-international.org

545 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

314 ms

jquery.tooltip.js

jquery.tooltip.js

322 ms

jquery-ui-1.8.21.custom.min.js

jquery-ui-1.8.21.custom.min.js

534 ms

jquery.dataTables.min.js

jquery.dataTables.min.js

427 ms

fre.js

fre.js

323 ms

flowplayer-3.2.6.min.js

flowplayer-3.2.6.min.js

333 ms

swissarmy.js

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416 ms

jquery.tooltip.css

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417 ms

jquery-ui-1.8.21.custom.css

jquery-ui-1.8.21.custom.css

421 ms

fre.styles.css

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445 ms

wz_tooltip.js

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522 ms

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103 ms

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488 ms

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111 ms

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166 ms

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359 ms

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102 ms

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212 ms

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356 ms

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355 ms

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477 ms

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477 ms

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477 ms

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478 ms

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508 ms

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507 ms

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507 ms

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507 ms

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508 ms

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641 ms

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641 ms

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640 ms

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740 ms

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736 ms

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737 ms

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738 ms

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738 ms

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739 ms

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786 ms

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787 ms

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788 ms

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788 ms

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789 ms

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813 ms

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804 ms

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803 ms

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6 ms

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25 ms

base.js

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50 ms

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193 ms

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552 ms

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552 ms

TdPH_2021_Rosenheim_ID_6055_CR_Martin_Schaub_Homepage_klein.jpg

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566 ms

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638 ms

obds7IdaQltrj87jonrSfRLQUvzJvCScR1OQz8UbDzI.js

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137 ms

embed.js

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51 ms

Tagung_2021_Award_2021_Preistraeger_Homepage_klein.jpg

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521 ms

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521 ms

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520 ms

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520 ms

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553 ms

AIdro_lNvQPnAjBTmGArE3qFEfFRHQtbUkQMLc0EZWkCEoEu_w=s68-c-k-c0x00ffffff-no-rj

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259 ms

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593 ms

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589 ms

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590 ms

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591 ms

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592 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

129 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

130 ms

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633 ms

id

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20 ms

Create

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90 ms

api.js

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100 ms

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557 ms

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557 ms

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557 ms

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558 ms

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558 ms

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518 ms

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620 ms

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15 ms

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177 ms

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617 ms

Accessibility Review

passivehouse-international.org accessibility score

56

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Links do not have a discernible name

Best Practices

passivehouse-international.org best practices score

58

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

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

SEO Factors

passivehouse-international.org SEO score

58

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Passivehouse-international.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Passivehouse-international.org 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

passivehouse-international.org

Open Graph description is not detected on the main page of Passive House International. 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: