3.2 sec in total
398 ms
2.6 sec
273 ms
Visit telefonbuch.de now to see the best up-to-date Telefon Buch content for Germany and also check out these interesting facts you probably never knew about telefonbuch.de
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Visit telefonbuch.deWe analyzed Telefonbuch.de page load time and found that the first response time was 398 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
telefonbuch.de performance score
name
value
score
weighting
Value4.1 s
21/100
10%
Value4.1 s
46/100
25%
Value7.4 s
28/100
10%
Value1,150 ms
22/100
30%
Value0.01
100/100
15%
Value7.3 s
49/100
10%
398 ms
819 ms
189 ms
200 ms
198 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 20% of them (5 requests) were addressed to the original Telefonbuch.de, 24% (6 requests) were made to Dastelefonbuch.de and 24% (6 requests) were made to Medien.dastelefonbuch.de. The less responsive or slowest element that took the longest time to load (819 ms) belongs to the original domain Telefonbuch.de.
Page size can be reduced by 44.0 kB (37%)
118.8 kB
74.9 kB
In fact, the total size of Telefonbuch.de main page is 118.8 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. 20% of websites need less resources to load. Images take 44.3 kB which makes up the majority of the site volume.
Potential reduce by 24.8 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 4.3 kB, which is 13% 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 24.8 kB or 75% of the original size.
Potential reduce by 310 B
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. Telefon Buch images are well optimized though.
Potential reduce by 18.9 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 18.9 kB or 45% of the original size.
Number of requests can be reduced by 4 (24%)
17
13
The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Telefon Buch. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
telefonbuch.de
398 ms
www.telefonbuch.de
819 ms
application_desktop_start-eae694ba7149840defc247f3fffbc8fe.css
189 ms
bundle_desktop_common_below_the_fold_new-3439ced4b4c387591df29cbf80d2b277.js
200 ms
style-1e75e4593c1d7744e00cebbf163fbf1d.css
198 ms
wwa.js
518 ms
iam.js
485 ms
application_desktop_start-eae694ba7149840defc247f3fffbc8fe.css
309 ms
style-1e75e4593c1d7744e00cebbf163fbf1d.css
190 ms
bundle_desktop_common_below_the_fold_new-3439ced4b4c387591df29cbf80d2b277.js
707 ms
Das_Telefonbuch_Deutschland.png
566 ms
icon_vegan2_farbe_140x84px.jpg
285 ms
bg-d283ec26410d1319319c366a2c8300c3.png
194 ms
icon_benzinpreise_farbe_140x84px.jpg
285 ms
vegan_checkliste.jpg
282 ms
icon_facebook_farbe_140x84px.jpg
283 ms
vegan_shop.jpg
296 ms
icon_notdienst_farbe_140x84px.jpg
296 ms
tb_font-279e72b7766fedbcd39a9adc7f4be091.ttf
281 ms
tb_font-279e72b7766fedbcd39a9adc7f4be091.ttf
283 ms
1;sc=homepage&dclass=&brand=dastelefonbuch®ion=de&category=homepage&categorytype=&ff=
374 ms
integrate
378 ms
wwa.gif
338 ms
tx.io
193 ms
tx.io
97 ms
telefonbuch.de 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
telefonbuch.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Requests the geolocation permission on page load
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
Page has valid source maps
telefonbuch.de 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
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 Telefonbuch.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 Telefonbuch.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.
telefonbuch.de
Open Graph data is detected on the main page of Telefon Buch. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: