Tools & Wizards About Us
enev-online.net screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

enev-online.net

Energieausweis + EnEV 2007: Energiebedarf, Energieverbrauch, Energieausweis Neubau, Energieausweis Bestand, EnEV 2007: Praxis-Dialog, Kurzinfo und EnE...

Page Load Speed

1.3 sec in total

First Response

411 ms

Resources Loaded

731 ms

Page Rendered

146 ms

enev-online.net screenshot

About Website

Click here to check amazing EnEV Online content. Otherwise, check out these important facts you probably never knew about enev-online.net

Energieausweis wird ab 1. Juli 2008 schrittweise zur Pflicht, wenn eine Wohnung, ein Wohnhaus oder Wohngebäude verkauft oder neu vermietet wird. Der Energieausweis ist für Neubauten bereits seit dem 1...

Visit enev-online.net

Key Findings

We analyzed Enev-online.net page load time and found that the first response time was 411 ms and then it took 877 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

enev-online.net performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value1.3 s

100/100

25%

SI (Speed Index)

Value1.6 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.3 s

100/100

10%

Network Requests Diagram

enev-online.net

411 ms

g_grund.gif

199 ms

logo_enev-online.gif

208 ms

p_trans.gif

222 ms

p_40.gif

140 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Enev-online.net and no external sources were called. The less responsive or slowest element that took the longest time to load (411 ms) belongs to the original domain Enev-online.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 27.1 kB (85%)

Content Size

31.9 kB

After Optimization

4.7 kB

  • HTML

In fact, the total size of Enev-online.net main page is 31.9 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. Only 5% of websites need less resources to load. HTML takes 31.9 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 27.1 kB

  • Original 31.9 kB
  • After minification 25.8 kB
  • After compression 4.7 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. This page needs HTML code to be minified as it can gain 6.0 kB, which is 19% 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 27.1 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (38%)

Requests Now

13

After Optimization

8

  • Images

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EnEV Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

enev-online.net

enev-online.net

411 ms

g_grund.gif

g_grund.gif

199 ms

logo_enev-online.gif

logo_enev-online.gif

208 ms

p_trans.gif

p_trans.gif

222 ms

p_40.gif

p_40.gif

140 ms

q_rot.gif

q_rot.gif

210 ms

l_k_top.gif

l_k_top.gif

204 ms

q_weiss.gif

q_weiss.gif

222 ms

r_energieausweis_kurzinfo.gif

r_energieausweis_kurzinfo.gif

209 ms

s_checkliste_enev_fassung.gif

s_checkliste_enev_fassung.gif

228 ms

r_energieausweis_enev_praxisdialog.gif

r_energieausweis_enev_praxisdialog.gif

255 ms

r_normen_gr.gif

r_normen_gr.gif

306 ms

r_praxishilfen.gif

r_praxishilfen.gif

311 ms

r_energieausweis_aussteller.gif

r_energieausweis_aussteller.gif

318 ms

Accessibility Review

enev-online.net accessibility score

61

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

Best Practices

enev-online.net best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

enev-online.net SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Enev-online.net 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 Enev-online.net main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

enev-online.net

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