4.4 sec in total
286 ms
4 sec
158 ms
Welcome to blau.de homepage info - get ready to check Blau best content for Germany right away, or after learning these important things about blau.de
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Visit blau.deWe analyzed Blau.de page load time and found that the first response time was 286 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
blau.de performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value11.0 s
0/100
25%
Value21.7 s
0/100
10%
Value42,040 ms
0/100
30%
Value0.24
52/100
15%
Value50.6 s
0/100
10%
286 ms
631 ms
190 ms
278 ms
45 ms
Our browser made a total of 97 requests to load all elements on the main page. We found that 19% of them (18 requests) were addressed to the original Blau.de, 12% (12 requests) were made to Eu-sonar.sociomantic.com and 8% (8 requests) were made to Dmp.theadex.com. The less responsive or slowest element that took the longest time to load (679 ms) relates to the external source Banner.adserverpub.com.
Page size can be reduced by 313.7 kB (36%)
873.1 kB
559.4 kB
In fact, the total size of Blau.de main page is 873.1 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. 30% of websites need less resources to load. Images take 504.8 kB which makes up the majority of the site volume.
Potential reduce by 19.9 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. This page needs HTML code to be minified as it can gain 3.3 kB, which is 12% 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 19.9 kB or 73% of the original size.
Potential reduce by 92.9 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. Obviously, Blau needs image optimization as it can save up to 92.9 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 62.6 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 62.6 kB or 35% of the original size.
Potential reduce by 138.2 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. Blau.de needs all CSS files to be minified and compressed as it can save up to 138.2 kB or 86% of the original size.
Number of requests can be reduced by 68 (77%)
88
20
The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blau. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and as a result speed up the page load time.
blau.de
286 ms
www.blau.de
631 ms
screen-e37eced37108fc95310f354dddb72485.css
190 ms
modernizr-2.7.1-custom-1cab61f1d19a1d550244ea95a561ba2e.js
278 ms
jstracker.min.js
45 ms
mmapi.js
74 ms
jquery.min.js
69 ms
application-b5f80a4727783dd7c324f3ba25005608.js
474 ms
j.php
35 ms
blocked_sites.js
41 ms
41 ms
v.gif
7 ms
jstracker.content.min.js
3 ms
logo-aa066da4c551c96e3d890483a8e67759.svg
117 ms
HomePostpaid.png
275 ms
Home_Hardware_iphone5s.jpg
374 ms
Home_Hardware_S5Neo.png
319 ms
Home_Hardware_P8.png
557 ms
Home_Blau-1GB.png
284 ms
MiniTeaser_Tarifuebersicht.png
285 ms
MiniTeaser_Hardware.png
367 ms
MiniTeaser_9Cent_A.png
375 ms
gtm.js
72 ms
codepro-regular-webfont-25a9a405bbbb31495d3efc9747c70a18.woff
514 ms
codepro-bold-webfont-a89f2980a91b8079fe6d89fef09421c6.woff
458 ms
blauawesome-02a9f101e7c84bf3f3f4a897bf0c09d7.woff
413 ms
analytics.js
48 ms
conversion_async.js
79 ms
adex.js
449 ms
gallery-teaser-s77c19bf62f-f41ff794f98097388e14bab8243fe1df.png
673 ms
ec.js
5 ms
collect
26 ms
collect
70 ms
collect
6 ms
41 ms
40 ms
t.js
86 ms
track
102 ms
1.gif
88 ms
analytic.js
171 ms
267 ms
tr
46 ms
tc.min.js
167 ms
track
508 ms
ld.js
87 ms
blau-de
427 ms
p-83fu5tLprSCxb.gif
62 ms
track
519 ms
trg.gif
488 ms
src=5362528;type=count0;cat=blauh00;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;ord=1
77 ms
tr
39 ms
event
55 ms
1x1.gif
544 ms
event
354 ms
ca.html
95 ms
pixel
56 ms
pixel
25 ms
cm.gif
89 ms
2.gif
88 ms
view
101 ms
tagging
140 ms
tr
2 ms
tagging
269 ms
UserMatch.ashx
222 ms
sync.cgi
632 ms
u.php
106 ms
serve
267 ms
usersync
218 ms
Pug
226 ms
290 ms
info.php
459 ms
tg-03.yieldpartners.com
502 ms
132 ms
match
154 ms
1x1.gif
189 ms
spacer.gif
679 ms
match
99 ms
match
21 ms
match
199 ms
match
275 ms
tap.php
18 ms
1x1.gif
125 ms
rum
49 ms
match
241 ms
match
245 ms
sd
30 ms
2.gif
91 ms
cm.gif
4 ms
mapuser
95 ms
match
213 ms
match
210 ms
match
103 ms
match
96 ms
tap.php
21 ms
dis.aspx
416 ms
cd.min.js
3 ms
get_template
457 ms
blau.de 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-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
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.
blau.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
Issues were logged in the Issues panel in Chrome Devtools
blau.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
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
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blau.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 Blau.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.
blau.de
Open Graph description is not detected on the main page of Blau. 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: