8.3 sec in total
375 ms
7.5 sec
385 ms
Click here to check amazing TIB content for Germany. Otherwise, check out these important facts you probably never knew about tib.eu
Weltweit größte Fachbibliothek für Technik und Naturwissenschaften und Universitätsbibliothek der Leibniz Universität Hannover, Forschungseinrichtung in der Leibniz-Gemeinschaft
Visit tib.euWe analyzed Tib.eu page load time and found that the first response time was 375 ms and then it took 7.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
tib.eu performance score
name
value
score
weighting
Value2.3 s
75/100
10%
Value4.7 s
34/100
25%
Value4.5 s
72/100
10%
Value590 ms
50/100
30%
Value0.042
99/100
15%
Value16.0 s
6/100
10%
375 ms
1113 ms
293 ms
294 ms
310 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 89% of them (59 requests) were addressed to the original Tib.eu, 6% (4 requests) were made to Etracker.de and 2% (1 request) were made to Static.etracker.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Tib.eu.
Page size can be reduced by 604.3 kB (40%)
1.5 MB
906.8 kB
In fact, the total size of Tib.eu main page is 1.5 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. 30% of websites need less resources to load. Images take 663.0 kB which makes up the majority of the site volume.
Potential reduce by 55.6 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 55.6 kB or 83% of the original size.
Potential reduce by 8.7 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. TIB images are well optimized though.
Potential reduce by 328.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 328.1 kB or 63% of the original size.
Potential reduce by 211.8 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. Tib.eu needs all CSS files to be minified and compressed as it can save up to 211.8 kB or 82% of the original size.
Number of requests can be reduced by 39 (65%)
60
21
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TIB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
tib.eu
375 ms
1113 ms
style2.css
293 ms
news-basic.css
294 ms
stylesheet_2791ade2da.css
310 ms
font-awesome.min.css
434 ms
magnific-popup.css
436 ms
bootstrap.min.css
605 ms
jasny-bootstrap.css
586 ms
einportal.css
903 ms
extensions.css
626 ms
style.css
718 ms
search.js
1357 ms
dark-bottom.css
1902 ms
jquery-1.11.0.min.js
917 ms
jquery.magnific-popup.min.js
838 ms
jquery.filter-isImageFile.min.js
930 ms
jquery.mfpInlineFunctions.min.js
1105 ms
dependency.js
1139 ms
jquery.flot.min.js
1299 ms
jquery.flot.selection.min.js
1219 ms
bootstrap.min.js
1406 ms
jasny-bootstrap.min.js
1436 ms
einportal.js
1510 ms
javascript_9d57a8584e.js
2816 ms
jquery.easing.js
1583 ms
jslidernews.js
1697 ms
jquery.datetimepicker.js
1825 ms
parsley.min.js
2815 ms
tabs.js
2813 ms
form.js
1988 ms
Marketing.js
2894 ms
cookieconsent.js
2118 ms
main.js
2280 ms
javascript_012ab94368.js
2929 ms
e.js
604 ms
default.css
3043 ms
tib_background_visual.png
583 ms
TIB_Logo_en.png
635 ms
load-indicator.gif
540 ms
csm_05x_TIB_Institution_RZ_31f16eeb8a.jpg
826 ms
csm_OER-Festival_Slider_4d7c7b2c12.jpg
738 ms
csm_01x_Tagung_Konferenz_RZ_46113560bc.jpg
836 ms
csm_04x_TIB_Institution_RZ_e10053c9f5.jpg
1140 ms
csm_forschung-entwicklung-4x_RZ_4e205fcda2.jpg
1181 ms
csm_av-portal-1x_RZ_712cc6182e.jpg
1219 ms
dots.png
1023 ms
tab_pfeil.gif
1118 ms
icon_facebook_focus.png
1130 ms
icon_twitter_focus.png
1313 ms
icon_googleplus_focus.png
1542 ms
icon_youtube_focus.png
1422 ms
icon_flickr_focus.png
1437 ms
icon_slideshare_focus.png
1540 ms
logo_leibniz_mitglied.png
1509 ms
jquery-1.8.3.min.js
675 ms
545 ms
t.js
580 ms
Generika-Regular_web.woff
1591 ms
Generika-Bold_web.woff
1708 ms
glyphicons-halflings-regular.woff
1736 ms
fontawesome-webfont.woff
2009 ms
piwik.js
949 ms
index.php
1884 ms
cnt_js.php
138 ms
cntcc
142 ms
tib.eu 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
Image elements do not have [alt] attributes
Links do not have a discernible 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
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.
tib.eu best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
tib.eu SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tib.eu can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Tib.eu 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.
tib.eu
Open Graph description is not detected on the main page of TIB. 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: