Analyze Mainova AG – Bundesweite Energieversorgung aus Frankfurt

Mainova: Wir versorgen Privathaushalte und Unternehmen zuverlässig mit Strom, Erdgas, Wasser und Wärme. Zu den Tarifen und Dienstleistungen!

Page load speed analysis

  • 57/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    1.3 sec

  • Resources loaded

    5.7 sec

  • Page rendered

    334 ms

  • Total page load time

    7.3 sec

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

We analyzed page load time and found that the first response time was 1.3 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Page optimization

  • HTML 49.4 kB
    Images 468.9 kB
    Javascripts 1.2 MB
    CSS 265.7 kB

    In fact, the total size of main page is 1.9 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. 35% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.

    • Original 49.4 kB
    • After minification 36.5 kB
    • After compression 8.9 kB

    HTML optimization

    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 12.9 kB, which is 26% 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 40.5 kB or 82% of the original size.

    • Original 468.9 kB
    • After optimization 371.9 kB

    Image optimization

    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, Mainova needs image optimization as it can save up to 97.0 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 1.2 MB
    • After minification 907.9 kB
    • After compression 256.3 kB

    JavaScript optimization

    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 904.6 kB or 78% of the original size.

    • Original 265.7 kB
    • After minification 191.8 kB
    • After compression 30.2 kB

    CSS optimization

    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 235.5 kB or 89% of the original size.

Network requests diagram

  • mainova.css
  • produktmatrix.css
  • soa-ff.css
  • mainova.js
  • produktmatrix_scripts.js
  • soa-ff.js
  • conversion_async.js
  • conversion.js
  • webtrends.js
  • tag.js
  • bg.png
  • hp_special_bg3_mit_stecker_gruen.png
  • hp_smarthome.png
  • search_bg.png
  • input_bg.png
  • icon_search.png
  • logobgw.png
  • logo.png
  • mainnavi_bg.png
  • mainnavi_arrow.gif
  • mainnavi_portlet_bg.png
  • textToImg.jsp
  • startseiten_teaser_extra_15022016.png
  • Preis-Leistung-fair.jpg
  • Kundenberatung-fairste.jpg
  • Gas-Gesamt-fair.jpg
  • img-bestnote-fairer-stromversorger.png
  • img-bestnote-service-tarife.png
  • img_top_lokalversorger.png
  • img_fairnesspreis-strom-2015.png
  • img-ntv-vertragsbedingungen-stromanbieter.png
  • img-siegel-mainova-kundenzufriedenheit.png
  • img_ekomi_schwarz.png
  • teaser-extra_15022016.png
  • screen_072014_hp.png
  • bg-responsive-blue-box.png
  • bg-dotted-light-blue-hor.png
  • bg-dotted-light-blue-ver.png
  • tr-sprite.png
  • portlet_bg.png
  • icon_plus.png
  • hp_teaserbox.png
  • icon_print.gif
  • icon_social.gif
  • 0323933313236323131303.js
  • ia-pixel.php
  • bnc.php
  • c2.php
  • pixel
  • gcm.php
  • pixel
  • gcm.php
  • overlay.png
  • controls.png
  • border.png
  • loading_background.png
  • loading.gif
  • bx-next-link.png
  • bx-prev-link.png
  • produkt-button-blau.png
  • produkt-button-gruen.png
  • produkt-infobox-hintergrund-blau.png
  • produkt-infobox-hintergrund-gruen.png
  • breadcrumb1-on.png
  • breadcrumb2-on.png
  • breadcrumb3-on.png
  • ajax-loader.gif
  • sparte-gas-kleiner.png
  • sparte-gas-groesser.png
  • sparte-strom-kleiner.png
  • sparte-strom-groesser.png
  • bx-prev.png
  • bx-next.png
  • overlay.png
  • vecapture.js
  • print.css

Our browser made a total of 79 requests to load all elements on the main page. We found that 82% of them (65 requests) were addressed to the original, 6% (5 requests) were made to and 3% (2 requests) were made to The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain

Additional info on


The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mainova. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.











Possible request optimization













Normal result

IP address

This IP address is dedicated to This is the best domain hosting practice .

Normal result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 300
NS 3600
NS 3600
NS 3600

43200 Mname:
Serial: 2012123376
Refresh: 14400
Retry: 1800
Expire: 604800
Minimum-ttl: 43200

Language and encoding

Normal result


DE de language flag


N/A  language flag





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 neither this language nor any other was claimed in <html> or <meta> tags. 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.

HTTPS certificate

SSL Certificate has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Poor result

Visitor World Map

Country of origin for 100% of all visits is Germany. It’s good for that their server is also located in Germany, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Good result

Social Sharing Optimization

Open Graph data is detected on the main page of Mainova. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

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