Tools & Wizards About Us
lbib.de screenshot

Report Summary

  • 0

    Performance

  • 33

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

lbib.de

lbib.de / lehrerbibliothek.de - Rezensionen von Lehrern für Lehrer

Page Load Speed

1.4 sec in total

First Response

342 ms

Resources Loaded

888 ms

Page Rendered

198 ms

lbib.de screenshot

About Website

Welcome to lbib.de homepage info - get ready to check Lbib best content for Germany right away, or after learning these important things about lbib.de

Visit lbib.de

Key Findings

We analyzed Lbib.de page load time and found that the first response time was 342 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

lbib.de performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

lbib.de

342 ms

ga.js

28 ms

head.php

116 ms

uebersicht.php

302 ms

bottom.php

200 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 76% of them (19 requests) were addressed to the original Lbib.de, 20% (5 requests) were made to Google-analytics.com and 4% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (342 ms) belongs to the original domain Lbib.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 kB (4%)

Content Size

30.2 kB

After Optimization

28.9 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Lbib.de main page is 30.2 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. 15% of websites need less resources to load. Javascripts take 17.2 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 1.2 kB

  • Original 1.9 kB
  • After minification 1.7 kB
  • After compression 714 B

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 235 B, 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 1.2 kB or 62% of the original size.

Image Optimization

-1%

Potential reduce by 128 B

  • Original 11.2 kB
  • After minification 11.0 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. Lbib images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

Requests Breakdown

We found no issues to fix!

Requests Now

23

After Optimization

23

  • AJAX
  • Images
  • JavaScript

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lbib. According to our analytics all requests are already optimized.

Network Requests Diagram

lbib.de

lbib.de

342 ms

ga.js

ga.js

28 ms

head.php

head.php

116 ms

uebersicht.php

uebersicht.php

302 ms

bottom.php

bottom.php

200 ms

__utm.gif

__utm.gif

13 ms

collect

collect

57 ms

__utm.gif

__utm.gif

13 ms

banner2_back.jpg

banner2_back.jpg

123 ms

banner2.jpg

banner2.jpg

165 ms

suchen.gif

suchen.gif

180 ms

__utm.gif

__utm.gif

10 ms

amimg.php

amimg.php

98 ms

amimg.php

amimg.php

97 ms

amimg.php

amimg.php

158 ms

amimg.php

amimg.php

171 ms

amimg.php

amimg.php

177 ms

amimg.php

amimg.php

183 ms

amimg.php

amimg.php

186 ms

amimg.php

amimg.php

187 ms

__utm.gif

__utm.gif

11 ms

amimg.php

amimg.php

162 ms

amimg.php

amimg.php

172 ms

amimg.php

amimg.php

180 ms

amimg.php

amimg.php

187 ms

Accessibility Review

lbib.de accessibility score

33

Accessibility Issues

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

lbib.de 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

SEO Factors

lbib.de SEO score

67

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lbib.de 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 Lbib.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

lbib.de

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