5.1 sec in total
297 ms
4.5 sec
213 ms
Welcome to ub.uni-leipzig.de homepage info - get ready to check Ub Uni Leipzig best content for Germany right away, or after learning these important things about ub.uni-leipzig.de
Website der Universitätsbibliothek Leipzig mit Katalogsuche.
Visit ub.uni-leipzig.deWe analyzed Ub.uni-leipzig.de page load time and found that the first response time was 297 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
ub.uni-leipzig.de performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value6.1 s
12/100
25%
Value10.8 s
6/100
10%
Value10 ms
100/100
30%
Value0.01
100/100
15%
Value7.4 s
49/100
10%
297 ms
1610 ms
189 ms
287 ms
679 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 98% of them (58 requests) were addressed to the original Ub.uni-leipzig.de, 2% (1 request) were made to Piwik.ub.uni-leipzig.de. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Ub.uni-leipzig.de.
Page size can be reduced by 511.9 kB (24%)
2.1 MB
1.6 MB
In fact, the total size of Ub.uni-leipzig.de main page is 2.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.
Potential reduce by 50.8 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 8.7 kB, which is 14% 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 50.8 kB or 83% of the original size.
Potential reduce by 9.0 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. Ub Uni Leipzig images are well optimized though.
Potential reduce by 204.6 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 204.6 kB or 71% of the original size.
Potential reduce by 247.5 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. Ub.uni-leipzig.de needs all CSS files to be minified and compressed as it can save up to 247.5 kB or 84% of the original size.
Number of requests can be reduced by 34 (63%)
54
20
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ub Uni Leipzig. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
ub.uni-leipzig.de
297 ms
1610 ms
stylesheet_bbc3432189.css
189 ms
normalize.css
287 ms
foundation.min.css
679 ms
default.css
487 ms
basic_toplevel.css
293 ms
jquery.fancybox.css
297 ms
jquery.fancybox-buttons.css
296 ms
modernizr.js
382 ms
jquery.js
683 ms
ke_search.css
390 ms
tx_mwkeywordlist-3ab9e557bf848b678b0986df642833b8.js
305 ms
javascript_93077bb238-e5eda2af02166bb0a2263c2ff71e6f55.js
392 ms
foundation-9929397714ecdb5c92f21f101fdc2fb1.js
498 ms
foundation.accordion-dca767f26bc3f4c6328c8c24b1581228.js
402 ms
foundation.dropdown-a27c9dd15ad54b0c75afb2c3df382ae2.js
489 ms
slick.min-68964a9e6369eb836d3ec850637085ff.js
595 ms
foundation.reveal-ea7e542b25e70d4f1474096e7d76eaa3.js
498 ms
foundation.topbar-c316acdc1c0111f4a369c488b0a4b670.js
586 ms
fastclick-4180a7b2b660bed2c7c7f686c1a7254e.js
595 ms
foundation.tab-506b0bb30e7b22406679504d98f405c1.js
594 ms
jquery.fancybox.pack-fbe2c8dada26414c4c852516f360dc33.js
684 ms
jquery.fancybox-buttons-efc2d5985511ffab3b5e6f50e45d2705.js
682 ms
fancybox-235d93d6facce062e11e63090154aadc.js
685 ms
foundation-icons.css
684 ms
jquery.socialshareprivacy.js
784 ms
font-awesome.min.css
586 ms
min320.css
579 ms
min480.css
581 ms
min568.css
581 ms
min768.css
678 ms
min800.css
675 ms
min1024.css
676 ms
min1280.css
683 ms
head_logo_uni.de2.png
190 ms
idblock.png
189 ms
ecf7debcdb.jpg
390 ms
85e982a203.jpg
676 ms
1a362e4810.jpg
485 ms
4498e57e4b.jpg
391 ms
93cd785ed4.jpg
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ae249213e5.jpg
700 ms
6147b7ad6b.jpg
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45c74b154e.jpg
699 ms
head_logo_uni.de.png
489 ms
piwik.js
798 ms
fontawesome-webfont.woff
622 ms
OpenSans-400.woff
530 ms
t3banner.php
614 ms
foundation-icons.woff
685 ms
socialshareprivacy.css
610 ms
de.lang
628 ms
ajax-loader.gif
629 ms
dummy_facebook.png
103 ms
dummy_twitter.png
100 ms
dummy_gplus.png
103 ms
socialshareprivacy_info.png
99 ms
print.css
99 ms
ub.uni-leipzig.de accessibility score
ub.uni-leipzig.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
ub.uni-leipzig.de SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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 Ub.uni-leipzig.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 Ub.uni-leipzig.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.
ub.uni-leipzig.de
Open Graph description is not detected on the main page of Ub Uni Leipzig. 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: