Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

erfurt.de

Erfurt.de – das offizielle Stadtportal der Landeshauptstadt Thüringens | Erfurt.de

Page Load Speed

6.3 sec in total

First Response

362 ms

Resources Loaded

3.2 sec

Page Rendered

2.7 sec

erfurt.de screenshot

About Website

Welcome to erfurt.de homepage info - get ready to check Erfurt best content for Germany right away, or after learning these important things about erfurt.de

Offizielle Informationen der Stadt, Rathaus, Bildung, Kultur, Wirtschaft, Bürgerservice, Meldungen und Veranstaltungen.

Visit erfurt.de

Key Findings

We analyzed Erfurt.de page load time and found that the first response time was 362 ms and then it took 5.9 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

erfurt.de performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value7.5 s

27/100

10%

TBT (Total Blocking Time)

Value670 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.388

26/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

erfurt.de

362 ms

www.erfurt.de

303 ms

102 ms

index.html

241 ms

main.css

105 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 97% of them (70 requests) were addressed to the original Erfurt.de, 1% (1 request) were made to and 1% (1 request) were made to Piwik.erfurt.de. The less responsive or slowest element that took the longest time to load (893 ms) belongs to the original domain Erfurt.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 760.6 kB (30%)

Content Size

2.5 MB

After Optimization

1.8 MB

In fact, the total size of Erfurt.de main page is 2.5 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. 65% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 90.0 kB

  • Original 110.3 kB
  • After minification 102.6 kB
  • After compression 20.3 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 90.0 kB or 82% of the original size.

Image Optimization

-12%

Potential reduce by 212.8 kB

  • Original 1.8 MB
  • After minification 1.6 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. Obviously, Erfurt needs image optimization as it can save up to 212.8 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 333.3 kB

  • Original 454.9 kB
  • After minification 407.7 kB
  • After compression 121.5 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 333.3 kB or 73% of the original size.

CSS Optimization

-71%

Potential reduce by 124.5 kB

  • Original 174.5 kB
  • After minification 134.4 kB
  • After compression 50.0 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. Erfurt.de needs all CSS files to be minified and compressed as it can save up to 124.5 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (37%)

Requests Now

67

After Optimization

42

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Erfurt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

erfurt.de accessibility score

98

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

Best Practices

erfurt.de 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

erfurt.de SEO score

90

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

High

Tap targets are not sized appropriately

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 Erfurt.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 Erfurt.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

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