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iz.de screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

iz.de

Immobilien Zeitung | Nachrichten aus der Immobilienwirtschaft

Page Load Speed

5.5 sec in total

First Response

181 ms

Resources Loaded

3.4 sec

Page Rendered

1.9 sec

iz.de screenshot

About Website

Visit iz.de now to see the best up-to-date Iz content for Germany and also check out these interesting facts you probably never knew about iz.de

Die Website der Immobilien Zeitung mit tagesaktuellen Nachrichten, Analysen und Reports aus der Immobilienwirtschaft.

Visit iz.de

Key Findings

We analyzed Iz.de page load time and found that the first response time was 181 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

iz.de performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value14.0 s

1/100

10%

TBT (Total Blocking Time)

Value3,930 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.791

5/100

15%

TTI (Time to Interactive)

Value32.3 s

0/100

10%

Network Requests Diagram

iz.de

181 ms

iz.de

366 ms

www.iz.de

623 ms

5b94a85f01333661d00d4add4c67c01a.css

359 ms

5378de79950dc938b00092a43e9fba52.css

264 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 85% of them (56 requests) were addressed to the original Iz.de, 3% (2 requests) were made to Data-c849cc593c.iz.de and 2% (1 request) were made to App.usercentrics.eu. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Iz.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 379.8 kB (5%)

Content Size

7.0 MB

After Optimization

6.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Iz.de main page is 7.0 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 185.2 kB

  • Original 217.5 kB
  • After minification 193.1 kB
  • After compression 32.3 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 24.3 kB, which is 11% 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 185.2 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 113.8 kB

  • Original 6.1 MB
  • After minification 6.0 MB

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. Iz images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 80.3 kB

  • Original 484.4 kB
  • After minification 484.4 kB
  • After compression 404.1 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 80.3 kB or 17% of the original size.

CSS Optimization

-0%

Potential reduce by 506 B

  • Original 150.6 kB
  • After minification 150.6 kB
  • After compression 150.1 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. Iz.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (19%)

Requests Now

59

After Optimization

48

  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Iz. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

iz.de

iz.de

181 ms

iz.de

iz.de

366 ms

www.iz.de

www.iz.de

623 ms

5b94a85f01333661d00d4add4c67c01a.css

5b94a85f01333661d00d4add4c67c01a.css

359 ms

5378de79950dc938b00092a43e9fba52.css

5378de79950dc938b00092a43e9fba52.css

264 ms

loader.js

loader.js

17 ms

uc-block.bundle.js

uc-block.bundle.js

22 ms

bc0ea3d87c032005c5464aef6ad574b4.js

bc0ea3d87c032005c5464aef6ad574b4.js

358 ms

iam.js

iam.js

542 ms

srp.js

srp.js

478 ms

loader.js

loader.js

633 ms

283e66e640e5ba7ceeb48b02ce2465c9.js

283e66e640e5ba7ceeb48b02ce2465c9.js

535 ms

43a70399-534e-4187-a155-6c443bfd5f9d.js

43a70399-534e-4187-a155-6c443bfd5f9d.js

544 ms

bundle.js

bundle.js

201 ms

logo.svg

logo.svg

93 ms

Der-Name-D.i.-wird-verschwi-die-Mitarbe-habe-aber--416103-detailpp.jpeg

Der-Name-D.i.-wird-verschwi-die-Mitarbe-habe-aber--416103-detailpp.jpeg

354 ms

Auf-den-hchs-Eben-der-Frankfu-Brot-blei-die-Nutzer-416099-detailp.jpeg

Auf-den-hchs-Eben-der-Frankfu-Brot-blei-die-Nutzer-416099-detailp.jpeg

176 ms

Ren-Benk-und-sein-Anwa-der-Wirtsch--und-Finanzstra-416070-detailp.jpeg

Ren-Benk-und-sein-Anwa-der-Wirtsch--und-Finanzstra-416070-detailp.jpeg

92 ms

Der-Siegerentw-sie-ein-kla-Unterteil-des-Are-in-dr-416106-detailp.jpeg

Der-Siegerentw-sie-ein-kla-Unterteil-des-Are-in-dr-416106-detailp.jpeg

178 ms

Fokus-Berlin-415797-width300.png

Fokus-Berlin-415797-width300.png

350 ms

Der-Trend-zu-Einfamilienhaussied-wie-dieser-in-Ilm-416067-width400.jpeg

Der-Trend-zu-Einfamilienhaussied-wie-dieser-in-Ilm-416067-width400.jpeg

353 ms

Wohnh-in-Grli-mit-sein-schm-sanie-Alts-verspre-Ren-416052-width400.jpeg

Wohnh-in-Grli-mit-sein-schm-sanie-Alts-verspre-Ren-416052-width400.jpeg

354 ms

Au-auerha-de-gro-Metropolregion-wachs-di-Miet-star-415874-width400.jpeg

Au-auerha-de-gro-Metropolregion-wachs-di-Miet-star-415874-width400.jpeg

265 ms

Geschftshus-in-Leipzig-To-Lag-erziel-steigen-Rendi-415841-width400.jpeg

Geschftshus-in-Leipzig-To-Lag-erziel-steigen-Rendi-415841-width400.jpeg

268 ms

Repub-Anwal-Wolfg-Pesch-stell-sich-gegen-die-Treuh-415426-980w.jpeg

Repub-Anwal-Wolfg-Pesch-stell-sich-gegen-die-Treuh-415426-980w.jpeg

442 ms

Neuba-und-denkmalgesc-Bestandsg-solle-in-den-Havel-416091-width400.jpeg

Neuba-und-denkmalgesc-Bestandsg-solle-in-den-Havel-416091-width400.jpeg

356 ms

Da-markant-Hochhau-de-Bayerische-Rundfunk-i-Mnche-416080-width400.jpeg

Da-markant-Hochhau-de-Bayerische-Rundfunk-i-Mnche-416080-width400.jpeg

438 ms

Sozialwohnungsbau-in-Berlin.-415896-768w.jpeg

Sozialwohnungsbau-in-Berlin.-415896-768w.jpeg

442 ms

Rezensionen-414515-width480.jpeg

Rezensionen-414515-width480.jpeg

439 ms

Galeria-Mainz-416075-768w.jpeg

Galeria-Mainz-416075-768w.jpeg

530 ms

IZ-Ausgabe-212024-415976-width300.png

IZ-Ausgabe-212024-415976-width300.png

530 ms

izjobs.svg

izjobs.svg

526 ms

Hans-Maier-links-und-Andre-Prits-sind-als-Verbands-416084-detailr.jpeg

Hans-Maier-links-und-Andre-Prits-sind-als-Verbands-416084-detailr.jpeg

528 ms

Malika-Kls.-416072-detailr.jpeg

Malika-Kls.-416072-detailr.jpeg

528 ms

Carola-Rinker-416064-stage.jpeg

Carola-Rinker-416064-stage.jpeg

528 ms

Vincenz-von-Braun-416090-stage.png

Vincenz-von-Braun-416090-stage.png

622 ms

Laura-Kolb-365180-stage.jpeg

Laura-Kolb-365180-stage.jpeg

621 ms

Jubilumsmagazin-408830-width300.png

Jubilumsmagazin-408830-width300.png

701 ms

Ein-bissc-wie-in-ein-U-Boo-das-Inn-ein-Teg-Teo-Que-415849-768w.jpeg

Ein-bissc-wie-in-ein-U-Boo-das-Inn-ein-Teg-Teo-Que-415849-768w.jpeg

703 ms

heuerdialog.jpg

heuerdialog.jpg

703 ms

20446-stagep.jpeg

20446-stagep.jpeg

622 ms

photo.svg

photo.svg

703 ms

20251-stagep.jpeg

20251-stagep.jpeg

705 ms

20110-stagep.jpeg

20110-stagep.jpeg

706 ms

20092-stagep.jpeg

20092-stagep.jpeg

789 ms

IZ-Ausgabe-212024-415978-detailp.png

IZ-Ausgabe-212024-415978-detailp.png

1577 ms

Fokus-Berlin-415798-detailp.png

Fokus-Berlin-415798-detailp.png

967 ms

IZ-Ausgabe-202024-415663-detailp.png

IZ-Ausgabe-202024-415663-detailp.png

1144 ms

IZ-Ausgabe-192024-415384-detailp.png

IZ-Ausgabe-192024-415384-detailp.png

880 ms

IZ-Ausgabe-182024-415111-detailp.jpeg

IZ-Ausgabe-182024-415111-detailp.jpeg

792 ms

fa-regular-400.ttf

fa-regular-400.ttf

1061 ms

fa-light-300.ttf

fa-light-300.ttf

890 ms

fa-solid-900.ttf

fa-solid-900.ttf

888 ms

fa-brands-400.ttf

fa-brands-400.ttf

909 ms

IZ-Ausgabe-172024-414842-detailp.png

IZ-Ausgabe-172024-414842-detailp.png

823 ms

Fokus-NRW-414931-detailp.png

Fokus-NRW-414931-detailp.png

876 ms

IZ-Ausgabe-162024-414456-detailp.png

IZ-Ausgabe-162024-414456-detailp.png

822 ms

IZ-Ausgabe-152024-414176-detailp.png

IZ-Ausgabe-152024-414176-detailp.png

854 ms

dfv-logo.svg

dfv-logo.svg

854 ms

logo-white.svg

logo-white.svg

879 ms

938 ms

dropdown-btn-hover.svg

dropdown-btn-hover.svg

814 ms

dropdown-btn-focus.svg

dropdown-btn-focus.svg

823 ms

load

load

31 ms

tinypass.min.js

tinypass.min.js

66 ms

s

s

396 ms

Accessibility Review

iz.de accessibility score

73

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-hidden="true"] elements contain focusable descendents

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

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Heading elements are not in a sequentially-descending order

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

iz.de 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

Missing source maps for large first-party JavaScript

SEO Factors

iz.de SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    DE

  • Encoding

    UTF-8

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

iz.de

Open Graph data is detected on the main page of Iz. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: