Tools & Wizards About Us
ralf-wessels.de screenshot

Report Summary

  • 73

    Performance

    Renders faster than
    82% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ralf-wessels.de

Ralf Wessels - Webmapping, GIS und Geodatenmanagement

Page Load Speed

1.8 sec in total

First Response

254 ms

Resources Loaded

1.3 sec

Page Rendered

261 ms

ralf-wessels.de screenshot

About Website

Visit ralf-wessels.de now to see the best up-to-date Ralf Wessels content for Germany and also check out these interesting facts you probably never knew about ralf-wessels.de

Homepage von Dipl-Geograph Ralf Wessels, Freelancer, Trainer für QGIS, GeoMedia und Webmapping. Dienstleistungen Geodatenrecherche- und aufbereitung, Geodatenmanagement und Kartenerstellung mit Google...

Visit ralf-wessels.de

Key Findings

We analyzed Ralf-wessels.de page load time and found that the first response time was 254 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

ralf-wessels.de performance score

73

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value250 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value5.1 s

75/100

10%

Network Requests Diagram

ralf-wessels.de

254 ms

ralf-wessels.de

439 ms

home.html

220 ms

js

67 ms

w3.css

214 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 34% of them (17 requests) were addressed to the original Ralf-wessels.de, 42% (21 requests) were made to Tiles.stadiamaps.com and 14% (7 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (508 ms) belongs to the original domain Ralf-wessels.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 43.2 kB (48%)

Content Size

89.2 kB

After Optimization

46.0 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Ralf-wessels.de main page is 89.2 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. 35% of websites need less resources to load. HTML takes 56.8 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 42.2 kB

  • Original 56.8 kB
  • After minification 53.2 kB
  • After compression 14.6 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 42.2 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 696 B
  • After minification 696 B

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. Ralf Wessels images are well optimized though.

CSS Optimization

-3%

Potential reduce by 973 B

  • Original 31.7 kB
  • After minification 31.7 kB
  • After compression 30.7 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. Ralf-wessels.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (44%)

Requests Now

9

After Optimization

5

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ralf Wessels. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ralf-wessels.de

ralf-wessels.de

254 ms

ralf-wessels.de

ralf-wessels.de

439 ms

home.html

home.html

220 ms

js

js

67 ms

w3.css

w3.css

214 ms

font.css

font.css

308 ms

all.css

all.css

42 ms

leaflet_basemaps.html

leaflet_basemaps.html

344 ms

ralf_wessels_klein.webp

ralf_wessels_klein.webp

430 ms

WBS_logo.webp

WBS_logo.webp

343 ms

cimdata_logo.webp

cimdata_logo.webp

344 ms

DB_logo.webp

DB_logo.webp

342 ms

FGE-logo.webp

FGE-logo.webp

428 ms

ifm_logo.webp

ifm_logo.webp

429 ms

GIS_Akademie_Logo_klein.webp

GIS_Akademie_Logo_klein.webp

437 ms

codematix_logo.webp

codematix_logo.webp

445 ms

bfw_logo.webp

bfw_logo.webp

460 ms

staticmap

staticmap

83 ms

iib_institut.webp

iib_institut.webp

508 ms

Kanucenter.webp

Kanucenter.webp

508 ms

leaflet.css

leaflet.css

37 ms

leaflet.js

leaflet.js

48 ms

all.css

all.css

15 ms

fa-solid-900.woff

fa-solid-900.woff

31 ms

fa-regular-400.woff

fa-regular-400.woff

19 ms

fa-brands-400.woff

fa-brands-400.woff

31 ms

5.jpg

5.jpg

53 ms

layers.png

layers.png

14 ms

4.jpg

4.jpg

56 ms

5.jpg

5.jpg

65 ms

5.jpg

5.jpg

70 ms

6.jpg

6.jpg

71 ms

4.jpg

4.jpg

71 ms

4.jpg

4.jpg

71 ms

6.jpg

6.jpg

72 ms

6.jpg

6.jpg

74 ms

5.jpg

5.jpg

78 ms

5.jpg

5.jpg

79 ms

4.jpg

4.jpg

80 ms

4.jpg

4.jpg

80 ms

6.jpg

6.jpg

80 ms

6.jpg

6.jpg

82 ms

5.jpg

5.jpg

87 ms

5.jpg

5.jpg

87 ms

4.jpg

4.jpg

89 ms

4.jpg

4.jpg

89 ms

6.jpg

6.jpg

90 ms

6.jpg

6.jpg

91 ms

fa-solid-900.woff

fa-solid-900.woff

17 ms

fa-regular-400.woff

fa-regular-400.woff

9 ms

Accessibility Review

ralf-wessels.de accessibility score

93

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.

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

ralf-wessels.de 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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

ralf-wessels.de SEO score

92

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 uses legible font sizes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ralf-wessels.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Ralf-wessels.de 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

ralf-wessels.de

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