22.5 sec in total
7.1 sec
15.1 sec
237 ms
Welcome to dortmund.stadtbranchenbuch.com homepage info - get ready to check Dortmund Stadtbranchenbuch best content for Germany right away, or after learning these important things about dortmund.stadtbranchenbuch.com
Branchenbuch Dortmund - Das Stadt-Branchenbuch in Dortmund bietet eine umfassende Suche nach Firmen und Branchen. Kostenlose Firmeneinträge!
Visit dortmund.stadtbranchenbuch.comWe analyzed Dortmund.stadtbranchenbuch.com page load time and found that the first response time was 7.1 sec and then it took 15.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
dortmund.stadtbranchenbuch.com performance score
name
value
score
weighting
Value1.9 s
87/100
10%
Value2.7 s
84/100
25%
Value2.1 s
99/100
10%
Value490 ms
59/100
30%
Value0
100/100
15%
Value4.7 s
80/100
10%
7125 ms
22 ms
44 ms
41 ms
51 ms
Our browser made a total of 56 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Dortmund.stadtbranchenbuch.com, 14% (8 requests) were made to Static.opendi.com and 14% (8 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (7.1 sec) relates to the external source Stadtbranchenbuch.com.
Page size can be reduced by 541.1 kB (39%)
1.4 MB
851.7 kB
In fact, the total size of Dortmund.stadtbranchenbuch.com main page is 1.4 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. 60% of websites need less resources to load. Javascripts take 658.9 kB which makes up the majority of the site volume.
Potential reduce by 191.5 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 191.5 kB or 78% of the original size.
Potential reduce by 6.8 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. Dortmund Stadtbranchenbuch images are well optimized though.
Potential reduce by 342.1 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 342.1 kB or 52% of the original size.
Potential reduce by 670 B
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. Dortmund.stadtbranchenbuch.com needs all CSS files to be minified and compressed as it can save up to 670 B or 70% of the original size.
Number of requests can be reduced by 20 (43%)
46
26
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dortmund Stadtbranchenbuch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.
7125 ms
adsbygoogle.js
22 ms
bg-texture.jpg
44 ms
logo_small.png
41 ms
swiss_roman-webfont.woff
51 ms
swiss_bold-webfont.woff
42 ms
e.js
410 ms
opendi-icons.woff
5 ms
swiss_italic-webfont.woff
21 ms
swiss_bold_italic-webfont.woff
7 ms
jquery-1.8.3.min.js
714 ms
583 ms
t.js
627 ms
analytics.js
60 ms
ca-pub-6598491016829818.js
34 ms
zrt_lookup.html
125 ms
show_ads_impl.js
65 ms
js
77 ms
collect
27 ms
pla
30 ms
common.js
37 ms
map.js
58 ms
util.js
88 ms
marker.js
57 ms
StaticMapService.GetMapImage
313 ms
onion.js
21 ms
openhand_8_8.cur
144 ms
ViewportInfoService.GetViewportInfo
131 ms
stats.js
31 ms
controls.js
25 ms
css
101 ms
transparent.png
45 ms
logo_small_blue.png
40 ms
google4.png
29 ms
mapcnt6.png
69 ms
tmapctrl.png
34 ms
cb_scout5.png
54 ms
tmapctrl4.png
60 ms
imgs8.png
77 ms
vt
68 ms
vt
89 ms
vt
39 ms
vt
77 ms
vt
135 ms
vt
149 ms
vt
156 ms
vt
77 ms
vt
148 ms
vt
154 ms
QHD8zigcbDB8aPfIoaupKOvvDin1pK8aKteLpeZ5c0A.ttf
75 ms
RxZJdnzeo3R5zSexge8UUSZ2oysoEQEeKwjgmXLRnTc.ttf
99 ms
Hgo13k-tfSpn0qi1SFdUfSZ2oysoEQEeKwjgmXLRnTc.ttf
117 ms
d-6IYplOFocCacKzxwXSOCZ2oysoEQEeKwjgmXLRnTc.ttf
135 ms
AuthenticationService.Authenticate
23 ms
cnt_js.php
137 ms
cntcc
162 ms
dortmund.stadtbranchenbuch.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<html> element does not have a [lang] attribute
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.
dortmund.stadtbranchenbuch.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Missing source maps for large first-party JavaScript
dortmund.stadtbranchenbuch.com SEO score
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
Tap targets are not sized appropriately
DE
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dortmund.stadtbranchenbuch.com 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 Dortmund.stadtbranchenbuch.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.
dortmund.stadtbranchenbuch.com
Open Graph description is not detected on the main page of Dortmund Stadtbranchenbuch. 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: