3.6 sec in total
773 ms
2.7 sec
127 ms
Welcome to portal.dnb.de homepage info - get ready to check Portal DNB best content for Germany right away, or after learning these important things about portal.dnb.de
Visit portal.dnb.deWe analyzed Portal.dnb.de page load time and found that the first response time was 773 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
portal.dnb.de performance score
name
value
score
weighting
Value2.8 s
56/100
10%
Value2.8 s
82/100
25%
Value3.3 s
91/100
10%
Value0 ms
100/100
30%
Value0.001
100/100
15%
Value2.8 s
97/100
10%
773 ms
235 ms
93 ms
185 ms
273 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 98% of them (45 requests) were addressed to the original Portal.dnb.de, 2% (1 request) were made to Dbspixel.hbz-nrw.de. The less responsive or slowest element that took the longest time to load (773 ms) belongs to the original domain Portal.dnb.de.
Page size can be reduced by 13.5 kB (77%)
17.5 kB
4.0 kB
In fact, the total size of Portal.dnb.de main page is 17.5 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. 15% of websites need less resources to load. HTML takes 17.5 kB which makes up the majority of the site volume.
Potential reduce by 13.5 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 13.5 kB or 77% of the original size.
Number of requests can be reduced by 37 (84%)
44
7
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Portal DNB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
portal.dnb.de
773 ms
opac.htm;jsessionid=30D69F1FFE20FE33911A1E3F7921A5F3.prod-worker0
235 ms
layout_2col_73.css
93 ms
webservice.css
185 ms
dnb.css
273 ms
style.css
276 ms
onLoadBody.js
279 ms
rememberPosition.js
281 ms
popups.js
281 ms
sendForm.js
283 ms
help.js
362 ms
formFunctions.js
365 ms
checkTextAreaLength.js
362 ms
toggleCheckboxes.js
363 ms
calendar-win2k-cold-1.css
366 ms
calendar.js
539 ms
calendar-de.js
452 ms
calendar-setup.js
455 ms
jquery-1.11.0.min.js
718 ms
jquery-migrate-1.2.1.min.js
455 ms
jquery.socialshareprivacy.js
541 ms
count
604 ms
transparent.gif
97 ms
header_0.gif
92 ms
logo.gif
96 ms
header_1.gif
96 ms
header_2.gif
98 ms
header_3.gif
98 ms
header_4.gif
182 ms
header_5.gif
192 ms
header_6.gif
192 ms
header_7.gif
193 ms
header_8.gif
192 ms
header_haeuser.gif
191 ms
pfeil_search_unten.gif
272 ms
pfeil_search_weiss.gif
286 ms
pfeil_search.gif
285 ms
button_start.gif
282 ms
pfeil_on.gif
282 ms
button_suche_gelb.gif
285 ms
icon_info.gif
361 ms
listenpunkt.gif
372 ms
icon_email_klein.gif
373 ms
banner_fuss.gif
374 ms
spacer.gif
373 ms
print.css
93 ms
portal.dnb.de accessibility score
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
portal.dnb.de 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
portal.dnb.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Portal.dnb.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 Portal.dnb.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.
portal.dnb.de
Open Graph description is not detected on the main page of Portal DNB. 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: