Report Summary

  • 85

    Performance

    Renders faster than
    89% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 67% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

luzernfoto.ch

Das Luzern Foto Foto Archiv - by AURA

Page Load Speed

1.6 sec in total

First Response

357 ms

Resources Loaded

1.1 sec

Page Rendered

129 ms

luzernfoto.ch screenshot

About Website

Welcome to luzernfoto.ch homepage info - get ready to check Luzern Foto best content for Switzerland right away, or after learning these important things about luzernfoto.ch

Willkommen im Luzern-Archiv von Emanuel Ammon. Die Datenbank wird in den naechsten Jahren kontinuierlich mit alten und neuen Bildern ergaenzt. Die Bilder auf dieser Webseite soll die Luzerner erfreuen...

Visit luzernfoto.ch

Key Findings

We analyzed Luzernfoto.ch page load time and found that the first response time was 357 ms and then it took 1.2 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

luzernfoto.ch performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

40/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value0.9 s

100/100

10%

Network Requests Diagram

luzernfoto.ch

357 ms

lufo.css

106 ms

LuzernPanTitel-400.jpg

638 ms

Titel_Fasnacht.jpg

638 ms

EG_LU_2015-240.jpg

535 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 50% of them (5 requests) were addressed to the original Luzernfoto.ch, 50% (5 requests) were made to Images.auraonline.ch. The less responsive or slowest element that took the longest time to load (741 ms) relates to the external source Images.auraonline.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.0 kB (9%)

Content Size

439.8 kB

After Optimization

401.9 kB

In fact, the total size of Luzernfoto.ch main page is 439.8 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. Only 10% of websites need less resources to load. Images take 423.8 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 6.3 kB

  • Original 8.7 kB
  • After minification 8.6 kB
  • After compression 2.4 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 6.3 kB or 72% of the original size.

Image Optimization

-6%

Potential reduce by 25.6 kB

  • Original 423.8 kB
  • After minification 398.2 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. Luzern Foto images are well optimized though.

CSS Optimization

-83%

Potential reduce by 6.1 kB

  • Original 7.4 kB
  • After minification 5.7 kB
  • After compression 1.3 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. Luzernfoto.ch needs all CSS files to be minified and compressed as it can save up to 6.1 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luzern Foto. According to our analytics all requests are already optimized.

Accessibility Review

luzernfoto.ch accessibility score

87

Accessibility Issues

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

luzernfoto.ch best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

luzernfoto.ch SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Luzernfoto.ch can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is German. Our system also found out that Luzernfoto.ch main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Luzern Foto. 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: