Analyze OBVSG: OBVSG Home

Die Österreichische Bibliothekenverbund und Service GmbH - Die Zentrale des Österreichischen Bibliothekenverbundes. Der Dienstleister für wissenschaftliche und administrative Bibliotheken in Österreic...

Page load speed analysis

  • 62/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    510 ms

  • Resources loaded

    14.4 sec

  • Page rendered

    10.9 sec

  • Total page load time

    25.8 sec

Visit now to see the best up-to-date OBVSG content for Austria and also check out these interesting facts you probably never knew about

We analyzed page load time and found that the first response time was 510 ms and then it took 25.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Page optimization

  • HTML 58.3 kB
    Images 479.0 kB
    Javascripts 369.6 kB
    CSS 321.7 kB

    In fact, the total size of main page is 1.2 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 479.0 kB which makes up the majority of the site volume.

    • Original 58.3 kB
    • After minification 42.7 kB
    • After compression 8.2 kB

    HTML optimization

    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 15.6 kB, which is 27% 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 50.0 kB or 86% of the original size.

    • Original 479.0 kB

    Image optimization

    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. OBVSG images are well optimized though.

    • Original 369.6 kB
    • After minification 369.3 kB
    • After compression 110.2 kB

    JavaScript optimization

    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 259.3 kB or 70% of the original size.

    • Original 321.7 kB
    • After minification 317.4 kB
    • After compression 52.1 kB

    CSS optimization

    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. needs all CSS files to be minified and compressed as it can save up to 269.6 kB or 84% of the original size.

Network requests diagram

  • merged-b856e3aace993c19e69d2c02535e64e9-3e7a4e17a688f173e1d9772a8775ae0f.css
  • merged-298861102987a0dd7efe86ccca69c7ad-8c51af3f8fd3dbc7d9ae5a4a3b10bb29.js
  • fontsmoothie.min.js
  • merged-53904e19a36dcc5edb8873e649282633-9d365f7ab5b332b43df2aa9ef354e4f7.js
  • merged-c00c33a0c8d9c33df437459b4ee04928-c23f53c912df76da0da58e39e4cd6e30.js
  • obvsg-logo.png
  • csm_home1_c1fcfcafe7.jpg
  • csm_home2_38f0d66ce3.jpg
  • csm_home3_aa81bc02e6.jpg
  • FoundryMonolineW04-Md_gdi.woff
  • FoundryMonolineW04-Bd_gdi.woff
  • iconfont.woff
  • print-b883d0a91cc03433895964df27ce27ed.css

Our browser made a total of 15 requests to load all elements on the main page. We found that all of those requests were addressed to and no external sources were called. The less responsive or slowest element that took the longest time to load (6 sec) belongs to the original domain

Additional info on


The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OBVSG. 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 JavaScripts and as a result speed up the page load time.









Possible request optimization











Good result


As for redirects, our browser was forwarded to before it reached this domain.

IP address

This IP address is dedicated to This is the best domain hosting practice .

Normal result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 300
NS 300

300 Mname:
Serial: 2021092300
Refresh: 14400
Retry: 1800
Expire: 1209600
Minimum-ttl: 3600
MX 300 Pri: 10

300 Txt: status-page-domain-verification=7dc71mlcr2hq

Language and encoding

Good result


DE de language flag


DE de language flag





Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 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 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.

HTTPS certificate

SSL Certificate has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Poor result

Visitor World Map

Country of origin for 100% of all visits is Austria. It’s good for that their server is also located in Austria, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Normal result

Social Sharing Optimization

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

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