Tools & Wizards About Us
telefonbuchsuche.com screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

telefonbuchsuche.com

Unbekannter Anrufer? Telefonnummer Rückwärtssuche | Telefonbuchsuche.com

Page Load Speed

8.7 sec in total

First Response

134 ms

Resources Loaded

8.2 sec

Page Rendered

417 ms

telefonbuchsuche.com screenshot

About Website

Visit telefonbuchsuche.com now to see the best up-to-date Telefonbuchsuche content and also check out these interesting facts you probably never knew about telefonbuchsuche.com

Suchen Sie Personen durch Inverssuche der Telefonnummer, der E-Mail-Adresse und der Vorwahl. Finden Sie eine Person auf den lokalen weißen Seiten. Inverses Telefonbuch der Welt für Unternehmen!

Visit telefonbuchsuche.com

Key Findings

We analyzed Telefonbuchsuche.com page load time and found that the first response time was 134 ms and then it took 8.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

telefonbuchsuche.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value1,710 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

telefonbuchsuche.com

134 ms

bootstrap.css

120 ms

custom.css

102 ms

bootstrap-select.min.css

140 ms

intlTelInput.css

141 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 59% of them (22 requests) were addressed to the original Telefonbuchsuche.com, 11% (4 requests) were made to Cdnjs.cloudflare.com and 8% (3 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (7.2 sec) relates to the external source Googleads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 29.0 kB (15%)

Content Size

195.2 kB

After Optimization

166.1 kB

  • HTML
  • Images

In fact, the total size of Telefonbuchsuche.com main page is 195.2 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. 60% of websites need less resources to load. Images take 157.1 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 29.0 kB

  • Original 38.1 kB
  • After minification 38.1 kB
  • After compression 9.1 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 29.0 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 157.1 kB
  • After minification 157.1 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. Telefonbuchsuche images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 18 (56%)

Requests Now

32

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Telefonbuchsuche. 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.

Network Requests Diagram

telefonbuchsuche.com

telefonbuchsuche.com

134 ms

bootstrap.css

bootstrap.css

120 ms

custom.css

custom.css

102 ms

bootstrap-select.min.css

bootstrap-select.min.css

140 ms

intlTelInput.css

intlTelInput.css

141 ms

adsbygoogle.js

adsbygoogle.js

178 ms

js

js

382 ms

jquery.min.js

jquery.min.js

171 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

382 ms

bootstrap-select.min.js

bootstrap-select.min.js

166 ms

intlTelInput.js

intlTelInput.js

378 ms

utils.js

utils.js

364 ms

jquery.classyloader.js

jquery.classyloader.js

361 ms

readmore.min.js

readmore.min.js

351 ms

custom.js

custom.js

378 ms

fingerprint2.min.js

fingerprint2.min.js

359 ms

css

css

260 ms

zrt_lookup.html

zrt_lookup.html

7166 ms

logo.svg

logo.svg

142 ms

germany.svg

germany.svg

94 ms

netherlands.svg

netherlands.svg

140 ms

france.svg

france.svg

117 ms

italy.svg

italy.svg

134 ms

poland.svg

poland.svg

143 ms

spain.svg

spain.svg

144 ms

free-reverse-phone-lookup-google.png

free-reverse-phone-lookup-google.png

148 ms

who-called-me-with-this-number.png

who-called-me-with-this-number.png

146 ms

all.min.css

all.min.css

107 ms

show_ads_impl.js

show_ads_impl.js

71 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

242 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

306 ms

fa-solid-900.woff

fa-solid-900.woff

128 ms

fa-regular-400.woff

fa-regular-400.woff

128 ms

cookie.js

cookie.js

173 ms

integrator.js

integrator.js

184 ms

ads

ads

7067 ms

ads

ads

6577 ms

Accessibility Review

telefonbuchsuche.com accessibility score

80

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

High

[aria-*] attributes do not have valid values

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<frame> or <iframe> elements do not have a title

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

telefonbuchsuche.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

telefonbuchsuche.com SEO score

97

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Telefonbuchsuche.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 Telefonbuchsuche.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.

Social Sharing Optimization

telefonbuchsuche.com

Open Graph description is not detected on the main page of Telefonbuchsuche. 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: