Tools & Wizards About Us
datacenter-insider.de screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

datacenter-insider.de

DataCenter-Insider - das Rechenzentrums-Fachportal zu Software Defined Datacenter, Kühlung, USV, RZ-Netze, Tools, Applikationen, Middleware, OpenStack...

Page Load Speed

7.6 sec in total

First Response

337 ms

Resources Loaded

6.6 sec

Page Rendered

743 ms

datacenter-insider.de screenshot

About Website

Click here to check amazing Datacenter Insider content for India. Otherwise, check out these important facts you probably never knew about datacenter-insider.de

Tipps, Wissen und Information zu Rechenzentren, Virtualisierung und Software Defined Datacenter: Tools und Anwendungen, IT- und RZ-Infrastruktur von USV bis zu Rechenzentrums-Kühlung, Hardware, Softwa...

Visit datacenter-insider.de

Key Findings

We analyzed Datacenter-insider.de page load time and found that the first response time was 337 ms and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

datacenter-insider.de performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

26/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

datacenter-insider.de

337 ms

www.datacenter-insider.de

494 ms

ruxitagentjs_2fhjnqr_10089160218232444.js

200 ms

libraries_v270116.css

441 ms

global_responsive.css

407 ms

Our browser made a total of 177 requests to load all elements on the main page. We found that 24% of them (42 requests) were addressed to the original Datacenter-insider.de, 40% (71 requests) were made to Images.vogel.de and 5% (8 requests) were made to Dmp.theadex.com. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source Images.vogel.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (42%)

Content Size

2.9 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Datacenter-insider.de main page is 2.9 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. 65% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 233.7 kB

  • Original 270.7 kB
  • After minification 269.1 kB
  • After compression 36.9 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 233.7 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 49.5 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. Datacenter Insider images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 658.7 kB

  • Original 998.4 kB
  • After minification 995.6 kB
  • After compression 339.7 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 658.7 kB or 66% of the original size.

CSS Optimization

-82%

Potential reduce by 267.4 kB

  • Original 326.0 kB
  • After minification 318.6 kB
  • After compression 58.6 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. Datacenter-insider.de needs all CSS files to be minified and compressed as it can save up to 267.4 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 64 (39%)

Requests Now

164

After Optimization

100

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 164 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Datacenter Insider. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

datacenter-insider.de

datacenter-insider.de

337 ms

www.datacenter-insider.de

www.datacenter-insider.de

494 ms

ruxitagentjs_2fhjnqr_10089160218232444.js

ruxitagentjs_2fhjnqr_10089160218232444.js

200 ms

libraries_v270116.css

libraries_v270116.css

441 ms

global_responsive.css

global_responsive.css

407 ms

banner_960.css

banner_960.css

214 ms

sizes.css

sizes.css

215 ms

screen_basic.css

screen_basic.css

215 ms

api.js

api.js

29 ms

libraries_v270116.js

libraries_v270116.js

954 ms

ads.js

ads.js

220 ms

functions.js

functions.js

299 ms

iam.js

iam.js

192 ms

s_code.js

s_code.js

399 ms

css

css

23 ms

css

css

22 ms

recaptcha__en.js

recaptcha__en.js

30 ms

Zd2E9abXLFGSr9G3YK2MsFzqCfRpIA3W6ypxnPISCPA.woff

Zd2E9abXLFGSr9G3YK2MsFzqCfRpIA3W6ypxnPISCPA.woff

30 ms

b9QBgL0iMZfDSpmcXcE8nNeiznanRB67rGZDYkMvKPc.woff

b9QBgL0iMZfDSpmcXcE8nNeiznanRB67rGZDYkMvKPc.woff

30 ms

b9QBgL0iMZfDSpmcXcE8nCSLrGe-fkSRw2DeVgOoWcQ.woff

b9QBgL0iMZfDSpmcXcE8nCSLrGe-fkSRw2DeVgOoWcQ.woff

30 ms

analytics.js

analytics.js

4 ms

gpt.js

gpt.js

25 ms

logo.png

logo.png

103 ms

42.jpg

42.jpg

692 ms

4.jpg

4.jpg

322 ms

4.jpg

4.jpg

431 ms

4.jpg

4.jpg

431 ms

4.jpg

4.jpg

429 ms

44.jpg

44.jpg

432 ms

44.jpg

44.jpg

519 ms

32.jpg

32.jpg

817 ms

32.jpg

32.jpg

543 ms

32.jpg

32.jpg

571 ms

32.jpg

32.jpg

545 ms

32.jpg

32.jpg

623 ms

32.jpg

32.jpg

688 ms

23.jpg

23.jpg

3114 ms

23.jpg

23.jpg

774 ms

47.jpg

47.jpg

754 ms

47.jpg

47.jpg

2977 ms

47.jpg

47.jpg

2860 ms

47.jpg

47.jpg

847 ms

47.jpg

47.jpg

1010 ms

47.jpg

47.jpg

2887 ms

47.jpg

47.jpg

945 ms

47.jpg

47.jpg

2910 ms

38.jpg

38.jpg

1115 ms

38.jpg

38.jpg

2849 ms

38.jpg

38.jpg

2956 ms

32.jpg

32.jpg

2960 ms

32.jpg

32.jpg

2991 ms

32.jpg

32.jpg

3014 ms

32.jpg

32.jpg

3063 ms

32.jpg

32.jpg

3061 ms

32.jpg

32.jpg

3083 ms

4.jpg

4.jpg

3108 ms

4.jpg

4.jpg

3118 ms

4.jpg

4.jpg

3160 ms

4.jpg

4.jpg

3182 ms

close_x.png

close_x.png

108 ms

vogel_top.png

vogel_top.png

104 ms

google_icon.png

google_icon.png

108 ms

facebook.png

facebook.png

107 ms

twitter.png

twitter.png

105 ms

xing.png

xing.png

211 ms

linkedin.png

linkedin.png

212 ms

rss.png

rss.png

212 ms

google-currents.png

google-currents.png

212 ms

bdi_hover.png

bdi_hover.png

213 ms

sec_hover.png

sec_hover.png

213 ms

ipi_hover.png

ipi_hover.png

311 ms

cci_hover.png

cci_hover.png

312 ms

sst_hover.png

sst_hover.png

313 ms

arrow_left_white.png

arrow_left_white.png

313 ms

NL_icon.png

NL_icon.png

316 ms

captcha_default.png

captcha_default.png

317 ms

footer_gplus.png

footer_gplus.png

416 ms

footer_facebook.png

footer_facebook.png

416 ms

footer_twitter.png

footer_twitter.png

419 ms

footer_xing.png

footer_xing.png

414 ms

footer_linkedin.png

footer_linkedin.png

417 ms

footer_rss.png

footer_rss.png

420 ms

pubads_impl_81.js

pubads_impl_81.js

7 ms

container.html

container.html

15 ms

show_companion_ad.js

show_companion_ad.js

14 ms

tx.io

tx.io

200 ms

ads

ads

116 ms

imgad

imgad

28 ms

osd.js

osd.js

5 ms

imgad

imgad

58 ms

home.svg

home.svg

293 ms

18344476803067078886

18344476803067078886

31 ms

imgad

imgad

17 ms

tx.io

tx.io

101 ms

icons.woff

icons.woff

474 ms

head_top_bg.png

head_top_bg.png

268 ms

bg_nav_bdi.png

bg_nav_bdi.png

267 ms

imgad

imgad

66 ms

imgad

imgad

23 ms

comment.png

comment.png

227 ms

tweet.png

tweet.png

228 ms

imgad

imgad

15 ms

4.jpg

4.jpg

2874 ms

controltag

controltag

32 ms

fbevents.js

fbevents.js

92 ms

collect

collect

5 ms

collect

collect

90 ms

cookie_note.js

cookie_note.js

281 ms

controltag.js.3269b976cac0388f80dbfdb09d96a4e7

controltag.js.3269b976cac0388f80dbfdb09d96a4e7

29 ms

4.jpg

4.jpg

2790 ms

s17658133262302

s17658133262302

43 ms

32.jpg

32.jpg

2791 ms

32.jpg

32.jpg

2800 ms

32.jpg

32.jpg

2833 ms

109 ms

134 ms

ga-audiences

ga-audiences

16 ms

4.jpg

4.jpg

2778 ms

4.jpg

4.jpg

2758 ms

4.jpg

4.jpg

2799 ms

4.jpg

4.jpg

2755 ms

4.jpg

4.jpg

2709 ms

collect

collect

17 ms

4.jpg

4.jpg

2673 ms

32.jpg

32.jpg

2710 ms

activeview

activeview

32 ms

activeview

activeview

25 ms

32.jpg

32.jpg

2683 ms

32.jpg

32.jpg

2657 ms

4.jpg

4.jpg

2645 ms

4.jpg

4.jpg

2664 ms

4.jpg

4.jpg

2548 ms

4.jpg

4.jpg

2517 ms

4.jpg

4.jpg

2420 ms

activeview

activeview

13 ms

activeview

activeview

13 ms

activeview

activeview

15 ms

4.jpg

4.jpg

778 ms

original.jpg

original.jpg

769 ms

original.jpg

original.jpg

798 ms

3.jpg

3.jpg

708 ms

original.jpg

original.jpg

677 ms

4.jpg

4.jpg

684 ms

4.jpg

4.jpg

773 ms

4.jpg

4.jpg

742 ms

4.jpg

4.jpg

719 ms

4.jpg

4.jpg

675 ms

4.jpg

4.jpg

686 ms

32.jpg

32.jpg

704 ms

32.jpg

32.jpg

732 ms

32.jpg

32.jpg

728 ms

32.jpg

32.jpg

725 ms

32.jpg

32.jpg

692 ms

sdk.js

sdk.js

122 ms

optout_check

optout_check

40 ms

get

get

38 ms

generic

generic

13 ms

adex.js

adex.js

304 ms

activityi;src=4370312;type=invmedia;cat=gj0rxsjm;u1=[Remarketing];ord=8285283222794.533

activityi;src=4370312;type=invmedia;cat=gj0rxsjm;u1=[Remarketing];ord=8285283222794.533

67 ms

generic

generic

10 ms

38 ms

xd_arbiter.php

xd_arbiter.php

217 ms

xd_arbiter.php

xd_arbiter.php

424 ms

rb_vfo12241

rb_vfo12241

257 ms

xd_arbiter.php

xd_arbiter.php

288 ms

t.js

t.js

93 ms

1.gif

1.gif

94 ms

analytic.js

analytic.js

171 ms

174 ms

149 ms

generic

generic

6 ms

100089051101160050

100089051101160050

34 ms

2.gif

2.gif

97 ms

2.gif

2.gif

90 ms

78 ms

2.gif

2.gif

88 ms

optout_check

optout_check

4 ms

Accessibility Review

datacenter-insider.de accessibility score

81

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-*] attributes do not match their roles

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

datacenter-insider.de best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

datacenter-insider.de SEO score

91

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 Datacenter-insider.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 Datacenter-insider.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

datacenter-insider.de

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