Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

wien.info

Vienna’s online travel guide: the latest information and services - vienna.info

Page Load Speed

4.7 sec in total

First Response

184 ms

Resources Loaded

3 sec

Page Rendered

1.5 sec

wien.info screenshot

About Website

Click here to check amazing Wien content for Austria. Otherwise, check out these important facts you probably never knew about wien.info

Official online travel guide for the city of Vienna: attractions, events, hotels, Vienna City Card & much more ➔ All the information & services!

Visit wien.info

Key Findings

We analyzed Wien.info page load time and found that the first response time was 184 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

wien.info performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

51/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value12.9 s

2/100

10%

TBT (Total Blocking Time)

Value4,700 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.155

74/100

15%

TTI (Time to Interactive)

Value27.0 s

0/100

10%

Network Requests Diagram

en

184 ms

main.css

180 ms

otSDKStub.js

29 ms

main.js

358 ms

container_ab9Yd1yb.js

869 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 90% of them (62 requests) were addressed to the original Wien.info, 4% (3 requests) were made to Cdn.cookielaw.org and 3% (2 requests) were made to Tracking.wien.info. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Wien.info.

Page Optimization Overview & Recommendations

Page size can be reduced by 346.5 kB (50%)

Content Size

699.9 kB

After Optimization

353.4 kB

In fact, the total size of Wien.info main page is 699.9 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. 50% of websites need less resources to load. Javascripts take 508.1 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 105.3 kB

  • Original 134.7 kB
  • After minification 134.3 kB
  • After compression 29.5 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 105.3 kB or 78% of the original size.

JavaScript Optimization

-47%

Potential reduce by 241.1 kB

  • Original 508.1 kB
  • After minification 505.6 kB
  • After compression 266.9 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 241.1 kB or 47% of the original size.

CSS Optimization

-0%

Potential reduce by 106 B

  • Original 57.1 kB
  • After minification 57.1 kB
  • After compression 57.0 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. Wien.info has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 32 (47%)

Requests Now

68

After Optimization

36

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wien. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

wien.info accessibility score

86

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

wien.info best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

wien.info SEO score

99

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Wien.info 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 Wien.info 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 data is detected on the main page of Wien. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: