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tib-hannover.de screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

tib-hannover.de

TIB – Leibniz-Informationszentrum Technik und Naturwissenschaften und Universitätsbibliothek

Page Load Speed

4.1 sec in total

First Response

407 ms

Resources Loaded

3.4 sec

Page Rendered

314 ms

tib-hannover.de screenshot

About Website

Click here to check amazing TIB Hannover content for Germany. Otherwise, check out these important facts you probably never knew about tib-hannover.de

Weltweit größte Fachbibliothek für Technik und Naturwissenschaften und Universitätsbibliothek der Leibniz Universität Hannover, Forschungseinrichtung in der Leibniz-Gemeinschaft

Visit tib-hannover.de

Key Findings

We analyzed Tib-hannover.de page load time and found that the first response time was 407 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

tib-hannover.de performance score

0

Network Requests Diagram

tib-hannover.de

407 ms

584 ms

style2.css

196 ms

news-basic.css

296 ms

stylesheet_2791ade2da.css

294 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Tib-hannover.de, 88% (58 requests) were made to Tib.eu and 6% (4 requests) were made to Etracker.de. The less responsive or slowest element that took the longest time to load (891 ms) relates to the external source Support.tib.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 600.3 kB (40%)

Content Size

1.5 MB

After Optimization

906.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tib-hannover.de 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. 35% of websites need less resources to load. Images take 663.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 51.6 kB

  • Original 62.6 kB
  • After minification 56.1 kB
  • After compression 11.0 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. 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 51.6 kB or 82% of the original size.

Image Optimization

-1%

Potential reduce by 8.7 kB

  • Original 663.0 kB
  • After minification 654.2 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 Hannover images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 328.1 kB

  • Original 522.5 kB
  • After minification 474.8 kB
  • After compression 194.4 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.

CSS Optimization

-82%

Potential reduce by 211.8 kB

  • Original 258.3 kB
  • After minification 238.7 kB
  • After compression 46.5 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. Tib-hannover.de needs all CSS files to be minified and compressed as it can save up to 211.8 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (65%)

Requests Now

60

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TIB Hannover. 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.

Network Requests Diagram

tib-hannover.de

tib-hannover.de

407 ms

584 ms

style2.css

style2.css

196 ms

news-basic.css

news-basic.css

296 ms

stylesheet_2791ade2da.css

stylesheet_2791ade2da.css

294 ms

font-awesome.min.css

font-awesome.min.css

300 ms

magnific-popup.css

magnific-popup.css

296 ms

bootstrap.min.css

bootstrap.min.css

402 ms

jasny-bootstrap.css

jasny-bootstrap.css

323 ms

einportal.css

einportal.css

391 ms

extensions.css

extensions.css

393 ms

style.css

style.css

397 ms

search.js

search.js

397 ms

dark-bottom.css

dark-bottom.css

424 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

504 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

401 ms

jquery.filter-isImageFile.min.js

jquery.filter-isImageFile.min.js

399 ms

jquery.mfpInlineFunctions.min.js

jquery.mfpInlineFunctions.min.js

405 ms

dependency.js

dependency.js

409 ms

jquery.flot.min.js

jquery.flot.min.js

527 ms

jquery.flot.selection.min.js

jquery.flot.selection.min.js

497 ms

bootstrap.min.js

bootstrap.min.js

498 ms

jasny-bootstrap.min.js

jasny-bootstrap.min.js

503 ms

einportal.js

einportal.js

506 ms

javascript_9d57a8584e.js

javascript_9d57a8584e.js

594 ms

jquery.easing.js

jquery.easing.js

595 ms

jslidernews.js

jslidernews.js

599 ms

jquery.datetimepicker.js

jquery.datetimepicker.js

701 ms

parsley.min.js

parsley.min.js

606 ms

tabs.js

tabs.js

624 ms

form.js

form.js

691 ms

Marketing.js

Marketing.js

689 ms

cookieconsent.js

cookieconsent.js

695 ms

main.js

main.js

704 ms

javascript_012ab94368.js

javascript_012ab94368.js

720 ms

e.js

e.js

531 ms

default.css

default.css

690 ms

tib_background_visual.png

tib_background_visual.png

396 ms

TIB_Logo_en.png

TIB_Logo_en.png

203 ms

load-indicator.gif

load-indicator.gif

101 ms

csm_05x_TIB_Institution_RZ_31f16eeb8a.jpg

csm_05x_TIB_Institution_RZ_31f16eeb8a.jpg

296 ms

csm_OER-Festival_Slider_4d7c7b2c12.jpg

csm_OER-Festival_Slider_4d7c7b2c12.jpg

201 ms

csm_01x_Tagung_Konferenz_RZ_46113560bc.jpg

csm_01x_Tagung_Konferenz_RZ_46113560bc.jpg

394 ms

csm_04x_TIB_Institution_RZ_e10053c9f5.jpg

csm_04x_TIB_Institution_RZ_e10053c9f5.jpg

396 ms

csm_forschung-entwicklung-4x_RZ_4e205fcda2.jpg

csm_forschung-entwicklung-4x_RZ_4e205fcda2.jpg

403 ms

csm_av-portal-1x_RZ_712cc6182e.jpg

csm_av-portal-1x_RZ_712cc6182e.jpg

490 ms

dots.png

dots.png

394 ms

tab_pfeil.gif

tab_pfeil.gif

490 ms

icon_facebook_focus.png

icon_facebook_focus.png

492 ms

icon_twitter_focus.png

icon_twitter_focus.png

498 ms

icon_googleplus_focus.png

icon_googleplus_focus.png

495 ms

icon_youtube_focus.png

icon_youtube_focus.png

502 ms

icon_flickr_focus.png

icon_flickr_focus.png

586 ms

icon_slideshare_focus.png

icon_slideshare_focus.png

587 ms

logo_leibniz_mitglied.png

logo_leibniz_mitglied.png

589 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

497 ms

409 ms

t.js

t.js

580 ms

Generika-Regular_web.woff

Generika-Regular_web.woff

533 ms

Generika-Bold_web.woff

Generika-Bold_web.woff

533 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

545 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

715 ms

piwik.js

piwik.js

891 ms

index.php

index.php

824 ms

cnt_js.php

cnt_js.php

103 ms

cntcc

cntcc

105 ms

SEO Factors

tib-hannover.de SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tib-hannover.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Tib-hannover.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.

Social Sharing Optimization

tib-hannover.de

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