Report Summary

  • 74

    Performance

    Renders faster than
    83% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

obvsg.at

OBVSG: OBVSG Home

Page Load Speed

2.3 sec in total

First Response

294 ms

Resources Loaded

1.8 sec

Page Rendered

162 ms

obvsg.at screenshot

About Website

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

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

Visit obvsg.at

Key Findings

We analyzed Obvsg.at page load time and found that the first response time was 294 ms and then it took 2 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.

Performance Metrics

obvsg.at performance score

74

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

34/100

25%

SI (Speed Index)

Value3.8 s

85/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.182

67/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

obvsg.at

294 ms

www.obvsg.at

608 ms

merged-a9dc1cc3d65795292aea773e9b5d5373-60b61660bb55326d41a96ec74d76be72.css

197 ms

fontsmoothie.min.js

290 ms

merged-b52952329da5c3875e031533a185670b-66246474ee12e4e0f02a9693c2f5b437.js

490 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 93% of them (13 requests) were addressed to the original Obvsg.at, 7% (1 request) were made to Analytics.obvsg.at. The less responsive or slowest element that took the longest time to load (686 ms) relates to the external source Analytics.obvsg.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 101.7 kB (38%)

Content Size

265.4 kB

After Optimization

163.7 kB

In fact, the total size of Obvsg.at main page is 265.4 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 133.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 56.8 kB

  • Original 65.7 kB
  • After minification 46.9 kB
  • After compression 8.9 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 18.8 kB, which is 29% 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 56.8 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 133.1 kB
  • After minification 133.1 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. OBVSG images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 44.9 kB

  • Original 66.6 kB
  • After minification 66.6 kB
  • After compression 21.7 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 44.9 kB or 67% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OBVSG. According to our analytics all requests are already optimized.

Accessibility Review

obvsg.at accessibility score

88

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

obvsg.at best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

obvsg.at SEO score

98

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Obvsg.at can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Obvsg.at 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

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: