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name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

51/100

25%

SI (Speed Index)

Value3.8 s

84/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.3 s

85/100

10%

parisinfo.de

501 ms

paris-info.css

209 ms

paris-info-style.css

208 ms

jquery-ui-1.8.4.custom.css

327 ms

jquery-1.4.2.min.js

472 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 99% of them (93 requests) were addressed to the original Parisinfo.de, 1% (1 request) were made to Banners.webmasterplan.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Parisinfo.de.

Content Size

4.7 MB

After Optimization

4.2 MB

In fact, the total size of Parisinfo.de main page is 4.7 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. 25% of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 207.0 kB

Original 247.1 kB
After minification 207.1 kB
After compression 40.2 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 40.0 kB, which is 16% 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 207.0 kB or 84% of the original size.

Image Optimization

-3%

Potential reduce by 139.4 kB

Original 4.3 MB
After minification 4.2 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. PARISinfo images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 77.2 kB

Original 114.7 kB
After minification 113.8 kB
After compression 37.5 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 77.2 kB or 67% of the original size.

CSS Optimization

-86%

Potential reduce by 21.8 kB

Original 25.4 kB
After minification 19.7 kB
After compression 3.5 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. Parisinfo.de needs all CSS files to be minified and compressed as it can save up to 21.8 kB or 86% of the original size.

Requests Now

After Optimization

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PARISinfo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

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

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.

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Language and Encoding

Language Detected

N/A
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 Parisinfo.de 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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Parisinfo.de 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

parisinfo.de

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

Report Summary

Performance

Accessibility

Best Practices

SEO

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Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

parisinfo.de

paris-info.css

paris-info-style.css

jquery-ui-1.8.4.custom.css

jquery-1.4.2.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

parisinfo.de

paris-info.css

paris-info-style.css

jquery-ui-1.8.4.custom.css

jquery-1.4.2.min.js

jquery-ui-1.8.4.custom.min.js

jquery-dateCalculator.js

jquery-datepicker.js

view.asp

logo-parisinfo.jpg

1pxl.gif

paris.jpg

paris-arc-de-triomphe.jpg

pfeil-rot-paris.gif

fluege-paris.jpg

schwarzerpfeil.gif

paris-strassenstein.jpg

paris-hotels-preise3.gif

hotel-paris-bed-girl.jpg

wetter-paris.jpg

gratis-wlan-internet%23B4C643.jpg

parisinfo-de.jpg

pfeil-rotsm.gif

eifelturm1.jpg

paris-info-sacrecoeu%23CA344E.jpg

paris-karte-map-stadtplan-michelin.jpg

pfeil-rot-re-scharf.gif

paris-die-metro-plan-karte.jpg

flugparis-2.jpg

pfeil-rot-rechts-kurz.gif

flug-paris-alle-flughaefen-deutschland-karte-uebersicht.jpg

flugparis-alle-fluege-nach-paris.jpg

flug.gif

flug-lufthansa.jpg

lufthansa-flug-paris.jpg

pfeil-rot-down-kurz.gif

pfeil-rot-links-kurz.gif

pfeil-rot-up-hoch-kurz.gif

thalys-paris.jpg

thalys-paris-karte-strecke-map.jpg

thalysparis.jpg

tgv-paris.jpg

eurostar-london-zug.jpg