2.4 sec in total
310 ms
1.9 sec
190 ms
Visit ub.tu-clausthal.de now to see the best up-to-date Ub Tu Clausthal content for Germany and also check out these interesting facts you probably never knew about ub.tu-clausthal.de
Visit ub.tu-clausthal.deWe analyzed Ub.tu-clausthal.de page load time and found that the first response time was 310 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
ub.tu-clausthal.de performance score
name
value
score
weighting
Value2.3 s
73/100
10%
Value3.6 s
62/100
25%
Value7.1 s
31/100
10%
Value930 ms
30/100
30%
Value0
100/100
15%
Value16.8 s
5/100
10%
310 ms
653 ms
103 ms
204 ms
203 ms
Our browser made a total of 21 requests to load all elements on the main page. We found that 95% of them (20 requests) were addressed to the original Ub.tu-clausthal.de, 5% (1 request) were made to Dbspixel.hbz-nrw.de. The less responsive or slowest element that took the longest time to load (653 ms) belongs to the original domain Ub.tu-clausthal.de.
Page size can be reduced by 137.1 kB (47%)
294.7 kB
157.6 kB
In fact, the total size of Ub.tu-clausthal.de main page is 294.7 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. Images take 116.5 kB which makes up the majority of the site volume.
Potential reduce by 19.0 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 6.7 kB, which is 28% 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 19.0 kB or 80% of the original size.
Potential reduce by 10.3 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. Ub Tu Clausthal images are well optimized though.
Potential reduce by 61.0 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 61.0 kB or 64% of the original size.
Potential reduce by 46.9 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.tu-clausthal.de needs all CSS files to be minified and compressed as it can save up to 46.9 kB or 78% of the original size.
Number of requests can be reduced by 10 (53%)
19
9
The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ub Tu Clausthal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.
ub.tu-clausthal.de
310 ms
www.ub.tu-clausthal.de
653 ms
stylesheet_7cb10bf65c.css
103 ms
screen.css
204 ms
bib_styles.css
203 ms
powermail_frontend_tuc_fancy_01.css
207 ms
jquery.min.js
317 ms
javascript_a708894199.js
209 ms
count
629 ms
tuclogo.png
103 ms
de.png
105 ms
gb.png
103 ms
lupe.png
103 ms
Banner.jpg
210 ms
0ed5da396d.png
105 ms
2ecc7302cf.jpg
200 ms
9888ed6592.png
200 ms
rss.gif
201 ms
feed-icon-14x14.png
203 ms
chat.png
409 ms
02_mail_thumb.gif
299 ms
ub.tu-clausthal.de accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
ub.tu-clausthal.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
Missing source maps for large first-party JavaScript
ub.tu-clausthal.de SEO score
DE
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ub.tu-clausthal.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.tu-clausthal.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.tu-clausthal.de
Open Graph description is not detected on the main page of Ub Tu Clausthal. 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: