Report Summary

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    Best Practices

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Hamburgs bester Stromversorger und Gasversorger | Hamburg Energie

Page Load Speed

11.3 sec in total

First Response

348 ms

Resources Loaded

10.6 sec

Page Rendered

358 ms screenshot

About Website

Visit now to see the best up-to-date Hamburg Energie content for Germany and also check out these interesting facts you probably never knew about

100% Ökostrom ✓ Gas mit städtischem Biogasanteil ✓ Günstig und fair: HAMBURG ENERGIE ist Ihr städtischer Energieversorger ➔ Wechseln Sie noch heute!


Key Findings

We analyzed page load time and found that the first response time was 348 ms and then it took 10.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics performance score


Network Requests Diagram

348 ms

456 ms

879 ms


367 ms


356 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 93% of them (99 requests) were addressed to the original, 2% (2 requests) were made to and 2% (2 requests) were made to The less responsive or slowest element that took the longest time to load (6.4 sec) belongs to the original domain

Page Optimization Overview & Recommendations

Page size can be reduced by 928.7 kB (38%)

Content Size

2.4 MB

After Optimization

1.5 MB

In fact, the total size of main page is 2.4 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. 40% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization


Potential reduce by 51.5 kB

  • Original 65.4 kB
  • After minification 62.2 kB
  • After compression 14.0 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 51.5 kB or 79% of the original size.

Image Optimization


Potential reduce by 31.6 kB

  • Original 1.3 MB
  • After minification 1.2 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. Hamburg Energie images are well optimized though.

JavaScript Optimization


Potential reduce by 646.1 kB

  • Original 873.7 kB
  • After minification 716.4 kB
  • After compression 227.7 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 646.1 kB or 74% of the original size.

CSS Optimization


Potential reduce by 199.6 kB

  • Original 236.5 kB
  • After minification 215.5 kB
  • After compression 36.9 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. needs all CSS files to be minified and compressed as it can save up to 199.6 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (49%)

Requests Now


After Optimization


The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hamburg Energie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

SEO Factors SEO score


Language and Encoding

  • Language Detected


  • Language Claimed


  • Encoding


Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 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 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 data is detected on the main page of Hamburg Energie. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: