Tools & Wizards About Us

Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

isabellelutz.com

Isabelle Lutz

Page Load Speed

939 ms in total

First Response

321 ms

Resources Loaded

547 ms

Page Rendered

71 ms

About Website

Welcome to isabellelutz.com homepage info - get ready to check Isabelle Lutz best content right away, or after learning these important things about isabellelutz.com

isabelle lutz | contemporary art

Visit isabellelutz.com

Key Findings

We analyzed Isabellelutz.com page load time and found that the first response time was 321 ms and then it took 618 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

isabellelutz.com performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

92/100

25%

SI (Speed Index)

Value3.7 s

86/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

Network Requests Diagram

isabellelutz.com

321 ms

jquery-1.4.2.min.js

197 ms

animation.js

193 ms

style.css

195 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that all of those requests were addressed to Isabellelutz.com and no external sources were called. The less responsive or slowest element that took the longest time to load (321 ms) belongs to the original domain Isabellelutz.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.9 kB (16%)

Content Size

36.1 kB

After Optimization

30.2 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Isabellelutz.com main page is 36.1 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. Javascripts take 27.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 4.1 kB

  • Original 4.9 kB
  • After minification 4.5 kB
  • After compression 813 B

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 4.1 kB or 83% of the original size.

JavaScript Optimization

-2%

Potential reduce by 566 B

  • Original 27.4 kB
  • After minification 27.4 kB
  • After compression 26.8 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

-32%

Potential reduce by 1.2 kB

  • Original 3.8 kB
  • After minification 3.8 kB
  • After compression 2.6 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. Isabellelutz.com needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 32% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • JavaScript
  • CSS

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isabelle Lutz. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

isabellelutz.com accessibility score

89

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

isabellelutz.com 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

SEO Factors

isabellelutz.com SEO score

64

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isabellelutz.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Isabellelutz.com 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 Isabelle Lutz. 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: