4.3 sec in total
570 ms
3.5 sec
215 ms
Visit de.tuv.com now to see the best up-to-date DE Tuv content for Germany and also check out these interesting facts you probably never knew about de.tuv.com
Alle Angebote und Online Services von TÜV Rheinland, TÜV Berlin Brandenburg und TÜV Pfalz. Ihr weltweiter Dienstleister für mehr Qualität und Sicherheit.
Visit de.tuv.comWe analyzed De.tuv.com page load time and found that the first response time was 570 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
de.tuv.com performance score
name
value
score
weighting
Value3.7 s
31/100
10%
Value9.3 s
1/100
25%
Value7.1 s
31/100
10%
Value1,830 ms
9/100
30%
Value0
100/100
15%
Value47.1 s
0/100
10%
570 ms
200 ms
551 ms
259 ms
46 ms
Our browser made a total of 126 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original De.tuv.com, 87% (110 requests) were made to Tuv.com and 5% (6 requests) were made to Etracker.de. The less responsive or slowest element that took the longest time to load (717 ms) relates to the external source Tuv.com.
Page size can be reduced by 659.0 kB (34%)
1.9 MB
1.3 MB
In fact, the total size of De.tuv.com 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. 50% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 48.3 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 48.3 kB or 79% of the original size.
Potential reduce by 34.1 kB
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. DE Tuv images are well optimized though.
Potential reduce by 434.0 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 434.0 kB or 66% of the original size.
Potential reduce by 142.7 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. De.tuv.com needs all CSS files to be minified and compressed as it can save up to 142.7 kB or 82% of the original size.
Number of requests can be reduced by 76 (62%)
122
46
The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DE Tuv. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
de.tuv.com
570 ms
index.html
200 ms
index.html
551 ms
home.jsp
259 ms
combo_style_css.css
46 ms
combo_highslide_css.css
61 ms
combo_tos_css.css
20 ms
e.js
245 ms
combo_etracker_utils.js
71 ms
smarttag.js
20 ms
combo_swfobject.js
69 ms
combo_jquery.js
57 ms
highslide_combo.js
55 ms
jquery_caroufredsel.js
55 ms
combo_jqueryad_gallery.js
54 ms
jqueryuidatepicker-de.js
72 ms
combo_faq.js
71 ms
cookie.js
61 ms
combo_print_css.css
36 ms
jquery-1.8.3.min.js
390 ms
298 ms
t.js
325 ms
gtm.js
42 ms
analytics.js
36 ms
header.png
34 ms
tuv-rheinland.png
126 ms
tuv-rheinland-print.png
26 ms
nav-rpt.png
26 ms
nav-left.png
27 ms
nav-item.gif
27 ms
search.png
123 ms
next.png
28 ms
nav-right.png
30 ms
globe.gif
30 ms
arrows.gif
32 ms
ctas.png
31 ms
cta.png
32 ms
TUV_Request.png
32 ms
TUV_zertifiziert.png
33 ms
cta-content.png
34 ms
HU_Plakette.png
34 ms
seminare_HomepageTeaser.jpg
100 ms
ingenieurbauwerke_HomepageTeaser.jpg
101 ms
Top_Arbeitgeber_Deutschland_2015_ht_HomepageTeaser.png
102 ms
baubegleitende_qualitaetsueberwachung_HomepageTeaser.png
102 ms
Kombi_Teaser_Landing_Spieler_HomepageTeaser.jpg
102 ms
pruefzeichen_hintergrund_de_HomepageTeaser.jpg
103 ms
ratzfatz_607_HomepageTeaser.jpg
107 ms
eeg_HomepageTeaser.png
107 ms
PV_Batteriespeichersysteme_HomepageTeaser.jpg
104 ms
Kombizertifizierung_HomepageTeaser.jpg
103 ms
buehne_blog_HomepageTeaser.jpg
107 ms
Functional_Safety_HomepageTeaser.jpg
108 ms
social_media_HomepageTeaser.jpg
108 ms
TUeV-Report-2016-Titel_HomepageTeaser.jpg
108 ms
footer-top-rpt.jpg
104 ms
footer-top.jpg
94 ms
tab-content.gif
95 ms
hot-topic.png
100 ms
carousel-info.gif
95 ms
next-sm.png
94 ms
rss.gif
92 ms
tab_bg.png
92 ms
date.png
93 ms
footer-btm-rpt.png
93 ms
footer-btm.png
91 ms
copyright.gif
92 ms
collect
40 ms
rss-hover.gif
127 ms
homepagebannerde.xml
223 ms
large-header-hover.png
16 ms
action-prev-left-hover.png
43 ms
action-right-hover.png
19 ms
next-sm-hover-alt.png
17 ms
next-sm-hover.png
144 ms
prev-sm-hover.png
17 ms
prev-hover.png
26 ms
next-hover.png
18 ms
nav-active-tr.png
27 ms
nav-active-tl.png
26 ms
nav-active-t.png
58 ms
nav-active-rt.png
26 ms
nav-active-rpt.png
32 ms
nav-active-r.png
40 ms
nav-active-l.png
32 ms
nav-active-br.png
38 ms
nav-active-bl.png
41 ms
nav-active-b.png
57 ms
ui-icons_ffffff_256x240.png
42 ms
cta-indicator.png
54 ms
hide.gif
53 ms
prev.png
56 ms
tab-tl.png
57 ms
tab-tr.png
56 ms
tab-t.png
58 ms
tab-l.png
60 ms
tab-r.png
58 ms
pager-active.png
61 ms
pager.png
60 ms
tab-tl~1.png
73 ms
tab-tr~1.png
61 ms
tab-l~1.png
66 ms
tab-r~1.png
66 ms
scroll.gif
65 ms
scroll-up.gif
66 ms
scroll-down.gif
66 ms
ui-bg_highlight-soft_100_f5f6f6_1x100.png
64 ms
banner-flyout.gif
21 ms
buehne_Pruefzeichen.jpg
421 ms
buehne_Cyber-Security-Trends-2016.jpg
717 ms
header_ISO_9001_revision.jpg
338 ms
buehne_kontakt_3-15.jpg
507 ms
buehne_industrie.jpg
689 ms
vvcnt.php
293 ms
cnt_js.php
262 ms
cntcc
270 ms
cnt_js.php
265 ms
cntcc
274 ms
banner-nav-active.png
8 ms
banner-nav.png
6 ms
banner-flyout-indicator.gif
13 ms
fb_button3_r.png
97 ms
drop-shadow.png
18 ms
zoomout.cur
211 ms
loaderwhite.gif
18 ms
hit.xiti
234 ms
de.tuv.com accessibility score
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
[aria-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
de.tuv.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
de.tuv.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise De.tuv.com 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 De.tuv.com 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.
de.tuv.com
Open Graph description is not detected on the main page of DE Tuv. 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: