Tools & Wizards About Us
footprint.ch screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

footprint.ch

Footprint-Rechner | WWF Schweiz

Page Load Speed

4.8 sec in total

First Response

307 ms

Resources Loaded

4.4 sec

Page Rendered

185 ms

footprint.ch screenshot

About Website

Click here to check amazing Footprint content. Otherwise, check out these important facts you probably never knew about footprint.ch

Ermitteln Sie Ihren persönlichen ökologischen Fussabdruck und lassen Sie sich von individuellen Tipps inspirieren.

Visit footprint.ch

Key Findings

We analyzed Footprint.ch page load time and found that the first response time was 307 ms and then it took 4.5 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

footprint.ch performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value14.4 s

1/100

10%

TBT (Total Blocking Time)

Value1,350 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

Network Requests Diagram

footprint.ch

307 ms

footprint

617 ms

402 ms

1760991566.js

42 ms

public.css

639 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Footprint.ch, 31% (32 requests) were made to Wwf.ch and 27% (28 requests) were made to Assets.wwf.ch. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Wwf.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.5 MB (61%)

Content Size

2.4 MB

After Optimization

937.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Footprint.ch main page is 2.4 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. 60% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 78.8 kB

  • Original 107.8 kB
  • After minification 102.2 kB
  • After compression 28.9 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 78.8 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 9.0 kB

  • Original 443.8 kB
  • After minification 434.9 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. Footprint images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 1.1 MB

  • Original 1.5 MB
  • After minification 1.3 MB
  • After compression 430.0 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 1.1 MB or 72% of the original size.

CSS Optimization

-86%

Potential reduce by 279.1 kB

  • Original 323.0 kB
  • After minification 255.1 kB
  • After compression 43.9 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. Footprint.ch needs all CSS files to be minified and compressed as it can save up to 279.1 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (43%)

Requests Now

98

After Optimization

56

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Footprint. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

footprint.ch

footprint.ch

307 ms

footprint

footprint

617 ms

402 ms

1760991566.js

1760991566.js

42 ms

public.css

public.css

639 ms

global.js

global.js

1660 ms

all.js

all.js

6 ms

event

event

31 ms

addthis_widget.js

addthis_widget.js

47 ms

reset.css

reset.css

110 ms

fonts.css

fonts.css

107 ms

themes.css

themes.css

299 ms

template_icons.css

template_icons.css

209 ms

findus_icons.css

findus_icons.css

210 ms

lightbox.css

lightbox.css

345 ms

iframe_api

iframe_api

32 ms

analytics.js

analytics.js

22 ms

223 ms

activityi;src=4515197;type=retar0;cat=retar00;ord=1;num=149218819569.79633

activityi;src=4515197;type=retar0;cat=retar00;ord=1;num=149218819569.79633

113 ms

header-bg-ch1.png

header-bg-ch1.png

138 ms

scr_115207_37061.jpg

scr_115207_37061.jpg

765 ms

scr_53650_37064.jpg

scr_53650_37064.jpg

751 ms

0000287668_002_37078.png

0000287668_002_37078.png

1147 ms

scr_234859_37076.jpg

scr_234859_37076.jpg

658 ms

magi_49177.jpg

magi_49177.jpg

765 ms

kursprogramm_web_38985.jpg

kursprogramm_web_38985.jpg

789 ms

ueberuns_cb_37116.jpg

ueberuns_cb_37116.jpg

763 ms

scr_31639_37120.jpg

scr_31639_37120.jpg

854 ms

fsc_rainbow_37056.jpg

fsc_rainbow_37056.jpg

860 ms

106515_37057.jpg

106515_37057.jpg

866 ms

scr_288736_50154.jpg

scr_288736_50154.jpg

880 ms

trockenwiese_37058.jpg

trockenwiese_37058.jpg

900 ms

georgien_cinema_f_morschel_37121.jpg

georgien_cinema_f_morschel_37121.jpg

957 ms

maedchen_wasser_rgb_37065.jpg

maedchen_wasser_rgb_37065.jpg

961 ms

elephant_365x110_martin_harvey_wwf_canon_37059.jpg

elephant_365x110_martin_harvey_wwf_canon_37059.jpg

971 ms

tucan_lsv_staffan_widstrand_wwf_2_37067.jpg

tucan_lsv_staffan_widstrand_wwf_2_37067.jpg

976 ms

scr_59427_48880.jpg

scr_59427_48880.jpg

1006 ms

bergsee_klein_1_56302.jpg

bergsee_klein_1_56302.jpg

1060 ms

wwf_lp_headerbanner_tiger_a_60732.jpg

wwf_lp_headerbanner_tiger_a_60732.jpg

1061 ms

pre_108440_1_37106.jpg

pre_108440_1_37106.jpg

1074 ms

furgglenalp_auswahl01_von_timo_ullmann_53562.jpg

furgglenalp_auswahl01_von_timo_ullmann_53562.jpg

1080 ms

wwf_erlebnistage_1ullmann_53561.jpg

wwf_erlebnistage_1ullmann_53561.jpg

1112 ms

wwf_panda_gesicht_61864.jpg

wwf_panda_gesicht_61864.jpg

1164 ms

pre_55359_37085.jpg

pre_55359_37085.jpg

1161 ms

contactus_2_37087.jpg

contactus_2_37087.jpg

1177 ms

gluecks_header_grosser_fuss_53528.jpg

gluecks_header_grosser_fuss_53528.jpg

1280 ms

swisscom_hoch_55233.jpg

swisscom_hoch_55233.jpg

1218 ms

xl_227813_1_.jpg

xl_227813_1_.jpg

1351 ms

header_shadow.png

header_shadow.png

126 ms

logo.png

logo.png

211 ms

search-bg.png

search-bg.png

125 ms

search-button-bg-ch1.png

search-button-bg-ch1.png

124 ms

home-icon.png

home-icon.png

125 ms

main-nav-arrow.png

main-nav-arrow.png

242 ms

nav2-separator-f.png

nav2-separator-f.png

242 ms

nav2-active.png

nav2-active.png

219 ms

nav2-hover.png

nav2-hover.png

242 ms

facebook.png

facebook.png

219 ms

twitter.png

twitter.png

339 ms

xd_arbiter.php

xd_arbiter.php

39 ms

xd_arbiter.php

xd_arbiter.php

102 ms

www-widgetapi.js

www-widgetapi.js

85 ms

linkid.js

linkid.js

10 ms

earth_small.png

earth_small.png

310 ms

caption_3.png

caption_3.png

311 ms

btn-email.png

btn-email.png

343 ms

btn-print.png

btn-print.png

343 ms

wwf-webfont.woff

wwf-webfont.woff

431 ms

collect

collect

66 ms

collect

collect

157 ms

300lo.json

300lo.json

104 ms

widgets.js

widgets.js

31 ms

plusone.js

plusone.js

96 ms

conversion.js

conversion.js

91 ms

bg-shadow-nav3.png

bg-shadow-nav3.png

352 ms

sh.8e5f85691f9aaa082472a194.html

sh.8e5f85691f9aaa082472a194.html

78 ms

panda.png

panda.png

342 ms

340 ms

button.0308b81ff1714e446f674b5b9793f2cd.js

button.0308b81ff1714e446f674b5b9793f2cd.js

39 ms

7431.js

7431.js

51 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

67 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

88 ms

fastbutton

fastbutton

169 ms

tweet_button.b9740740e0bcf9b0657c5b11bd4388da.en.html

tweet_button.b9740740e0bcf9b0657c5b11bd4388da.en.html

17 ms

s

s

144 ms

u

u

144 ms

like.php

like.php

158 ms

postmessageRelay

postmessageRelay

110 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

41 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

39 ms

jot

jot

107 ms

pJeswbKZO4XwVR0035gpgvesZW2xOQ-xsNqO47m55DA.ttf

pJeswbKZO4XwVR0035gpgvesZW2xOQ-xsNqO47m55DA.ttf

42 ms

like.php

like.php

165 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

22 ms

rpc:shindig_random.js

rpc:shindig_random.js

50 ms

qeKvIRsJabD.js

qeKvIRsJabD.js

80 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

76 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

50 ms

collect

collect

16 ms

grid_bg.gif

grid_bg.gif

111 ms

info.png

info.png

111 ms

qeKvIRsJabD.js

qeKvIRsJabD.js

10 ms

Accessibility Review

footprint.ch accessibility score

83

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

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

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

High

Links do not have a discernible name

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

footprint.ch 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

footprint.ch SEO score

82

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

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

footprint.ch

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