Tools & Wizards About Us
pro-physik.de screenshot

Report Summary

  • 56

    Performance

    Renders faster than
    72% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 0

    Best Practices

  • 92

    SEO

    Google-friendlier than
    74% of websites

pro-physik.de

Pro Physik – Führendes deutschsprachiges Fachportal für alle Gebiete der Physik • pro-physik.de - Das Physikportal

Page Load Speed

6 sec in total

First Response

308 ms

Resources Loaded

4.7 sec

Page Rendered

968 ms

pro-physik.de screenshot

About Website

Visit pro-physik.de now to see the best up-to-date Pro Physik content for Germany and also check out these interesting facts you probably never knew about pro-physik.de

Tagesaktuell bietet Pro Physik Nachrichten und Beiträge aus den Bereichen Industrie, Technologie, Forschung und Hochschule sowie aus der DPG (Deutsche Physikalische Gesellschaft).

Visit pro-physik.de

Key Findings

We analyzed Pro-physik.de page load time and found that the first response time was 308 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

pro-physik.de performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

28/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value310 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.032

100/100

15%

TTI (Time to Interactive)

Value7.7 s

46/100

10%

Network Requests Diagram

pro-physik.de

308 ms

pro-physik.de

551 ms

styles.css.php

208 ms

scripts.js.php

518 ms

osano.js

370 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 79% of them (41 requests) were addressed to the original Pro-physik.de, 12% (6 requests) were made to Assets.webjazz.de and 4% (2 requests) were made to Stats.webjazz.de. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source Assets.webjazz.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 125.5 kB (9%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pro-physik.de main page is 1.3 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. 45% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 25.9 kB

  • Original 35.6 kB
  • After minification 34.4 kB
  • After compression 9.7 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 25.9 kB or 73% of the original size.

Image Optimization

-5%

Potential reduce by 53.5 kB

  • Original 1.0 MB
  • After minification 964.9 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. Pro Physik images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 46.0 kB

  • Original 165.7 kB
  • After minification 165.7 kB
  • After compression 119.7 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 46.0 kB or 28% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 102.2 kB
  • After minification 102.2 kB
  • After compression 102.2 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. Pro-physik.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 3 (7%)

Requests Now

44

After Optimization

41

  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pro Physik. 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.

Network Requests Diagram

pro-physik.de

pro-physik.de

308 ms

pro-physik.de

pro-physik.de

551 ms

styles.css.php

styles.css.php

208 ms

scripts.js.php

scripts.js.php

518 ms

osano.js

osano.js

370 ms

all.min.css

all.min.css

896 ms

script.js

script.js

17 ms

logo_@1x.png

logo_@1x.png

103 ms

logo.png

logo.png

305 ms

gridbig-01-240510-rydberg-qubit-ustuttgart.jpg

gridbig-01-240510-rydberg-qubit-ustuttgart.jpg

244 ms

gridbig-01-240508-55-cancri-e-nasa-esa.jpg

gridbig-01-240508-55-cancri-e-nasa-esa.jpg

305 ms

gridbig-01-240507-milchstrasse-x-ray-eso.jpg

gridbig-01-240507-milchstrasse-x-ray-eso.jpg

407 ms

cover-01-pj05-2024-u1.jpg

cover-01-pj05-2024-u1.jpg

509 ms

cover-01-piuz202470301-toc-0100-m.jpg

cover-01-piuz202470301-toc-0100-m.jpg

509 ms

cover-01-phvs02-ofc.jpg

cover-01-phvs02-ofc.jpg

347 ms

cover-01-vakuuminforschungundpraxis-24-2.jpg

cover-01-vakuuminforschungundpraxis-24-2.jpg

406 ms

cover-01-pb-2024-u1.jpg

cover-01-pb-2024-u1.jpg

506 ms

rect-01-pj611-achrom-fiberoptics-web-380x235pixel-web.jpg

rect-01-pj611-achrom-fiberoptics-web-380x235pixel-web.jpg

448 ms

rect-01-pj607-fbp-nano-web.jpg

rect-01-pj607-fbp-nano-web.jpg

507 ms

rect-01-pj556-pdm-vacuu-pure-10.png

rect-01-pj556-pdm-vacuu-pure-10.png

710 ms

rect-01-pj590-pdm-rga-gauges-together-2017-v2-no-shadows-web.jpg

rect-01-pj590-pdm-rga-gauges-together-2017-v2-no-shadows-web.jpg

601 ms

rect-01-240510-laborbild-ludewig.jpg

rect-01-240510-laborbild-ludewig.jpg

612 ms

rect-01-240510-blinker-projektion-fhiof.jpg

rect-01-240510-blinker-projektion-fhiof.jpg

612 ms

rect-01-240510-rydberg-qubit-ustuttgart.jpg

rect-01-240510-rydberg-qubit-ustuttgart.jpg

612 ms

rect-01-240510-kryostat-cosinus.jpg

rect-01-240510-kryostat-cosinus.jpg

613 ms

book-01-rez-festschrift-0524.jpg

book-01-rez-festschrift-0524.jpg

649 ms

book-01-rez-unbekanntenmathe-0524.jpg

book-01-rez-unbekanntenmathe-0524.jpg

708 ms

book-01-infiniti-web.jpg

book-01-infiniti-web.jpg

709 ms

book-01-cover-bildbaende.jpg

book-01-cover-bildbaende.jpg

710 ms

book-01-cover-lichtquanten.jpg

book-01-cover-lichtquanten.jpg

711 ms

rect-02-screenshot-2023-08-04-at-16-52-39.jpg

rect-02-screenshot-2023-08-04-at-16-52-39.jpg

750 ms

rect-01-231122-for-nanokat-tuwien-2-3.jpg

rect-01-231122-for-nanokat-tuwien-2-3.jpg

809 ms

rect-01-240122-schallwellen-mpl.jpg

rect-01-240122-schallwellen-mpl.jpg

810 ms

rect-01-231211-polarlichter-japan-1872-shounji-temple.jpg

rect-01-231211-polarlichter-japan-1872-shounji-temple.jpg

811 ms

rect-01-registrationsseite-web.jpg

rect-01-registrationsseite-web.jpg

812 ms

rect-01-anmeldeseite-1200x628-web.jpg

rect-01-anmeldeseite-1200x628-web.jpg

812 ms

rect-01-comsol-web-de-batterymodeling-1200x628.png

rect-01-comsol-web-de-batterymodeling-1200x628.png

1055 ms

rect-01-logo-bestof-pb-web.jpg

rect-01-logo-bestof-pb-web.jpg

910 ms

rect-02-solarpanels-culturarf-gettyimages.jpg

rect-02-solarpanels-culturarf-gettyimages.jpg

910 ms

Calendar_w.svg

Calendar_w.svg

356 ms

HumanResources_w.svg

HumanResources_w.svg

358 ms

PressRelease_w.svg

PressRelease_w.svg

359 ms

Megaphone_w.svg

Megaphone_w.svg

455 ms

IndustrialEngineering_w.svg

IndustrialEngineering_w.svg

457 ms

matomo.js

matomo.js

738 ms

fa-regular-400.ttf

fa-regular-400.ttf

1417 ms

fa-light-300.ttf

fa-light-300.ttf

1014 ms

fa-thin-100.ttf

fa-thin-100.ttf

2836 ms

fa-solid-900.ttf

fa-solid-900.ttf

2128 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

0 ms

fa-brands-400.ttf

fa-brands-400.ttf

711 ms

matomo.php

matomo.php

244 ms

Accessibility Review

pro-physik.de accessibility score

89

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

SEO Factors

pro-physik.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 Pro-physik.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 Pro-physik.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

pro-physik.de

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