4.3 sec in total
414 ms
3.6 sec
274 ms
Welcome to kat.lbz-rlp.de homepage info - get ready to check Kat LBZ Rlp best content for Germany right away, or after learning these important things about kat.lbz-rlp.de
Das Landesbibliothekszentrum ist eine bibliothekarische Dienstleistungseinrichtung des Landes Rheinland-Pfalz.
Visit kat.lbz-rlp.deWe analyzed Kat.lbz-rlp.de page load time and found that the first response time was 414 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
kat.lbz-rlp.de performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value4.3 s
43/100
25%
Value5.8 s
50/100
10%
Value0 ms
100/100
30%
Value0.13
82/100
15%
Value4.5 s
82/100
10%
414 ms
589 ms
563 ms
288 ms
485 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Kat.lbz-rlp.de, 86% (32 requests) were made to Lbz.rlp.de and 3% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (968 ms) relates to the external source Lbz.rlp.de.
Page size can be reduced by 295.9 kB (59%)
505.7 kB
209.7 kB
In fact, the total size of Kat.lbz-rlp.de main page is 505.7 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 312.1 kB which makes up the majority of the site volume.
Potential reduce by 16.8 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. 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 16.8 kB or 73% of the original size.
Potential reduce by 6.3 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. Kat LBZ Rlp images are well optimized though.
Potential reduce by 230.3 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 230.3 kB or 74% of the original size.
Potential reduce by 42.5 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. Kat.lbz-rlp.de needs all CSS files to be minified and compressed as it can save up to 42.5 kB or 85% of the original size.
Number of requests can be reduced by 21 (62%)
34
13
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kat LBZ Rlp. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
kat.lbz-rlp.de
414 ms
kat.lbz-rlp.de
589 ms
lbz.rlp.de
563 ms
stylesheet_7776b58648.css
288 ms
styles.css
485 ms
click-enlarge.css
195 ms
ev_client.css
195 ms
jquery.min.js
681 ms
javascript_93077bb238.js
284 ms
prototype.js
968 ms
wtdirectory_autocomplete.js
291 ms
responsive.css
288 ms
selectnav.min.js
290 ms
domready.js
394 ms
jquery-1.5.js
12 ms
rlp.lightbox.js
383 ms
piwik.js
652 ms
count
301 ms
background_gradient.jpg
98 ms
background_head.gif
98 ms
icon_search.gif
100 ms
logo_lbz.png
288 ms
zweites_logo_lbz.gif
99 ms
menue_inactive_back.gif
100 ms
menue_bottom.gif
193 ms
promotion-mattonimage-schmal.jpg
680 ms
c4dc2ec310.jpg
196 ms
a642b70632.jpg
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RTEmagicC_facebook_09.jpg.jpg
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RTEmagicC_rss_icon_13.png.png
292 ms
magnifier.png
267 ms
grad_green.gif
357 ms
grad_orange.gif
358 ms
grad_darkblue.gif
366 ms
grad_violett.gif
366 ms
grad_blue.gif
401 ms
kat.lbz-rlp.de accessibility score
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
Buttons do not have an accessible name
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
kat.lbz-rlp.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
kat.lbz-rlp.de 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
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kat.lbz-rlp.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 Kat.lbz-rlp.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.
kat.lbz-rlp.de
Open Graph description is not detected on the main page of Kat LBZ Rlp. 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: