Tools & Wizards About Us
natur.de screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

natur.de

natur - Das Magazin für Natur, Umwelt und nachhaltiges Leben

Page Load Speed

5 sec in total

First Response

356 ms

Resources Loaded

4.6 sec

Page Rendered

101 ms

natur.de screenshot

About Website

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

natur.de - Das Magazin für Natur, Umwelt und nachhaltiges Leben. Aktuelle Nachrichten aus Biologie, Ökologie und Umweltschutz.

Visit natur.de

Key Findings

We analyzed Natur.de page load time and found that the first response time was 356 ms and then it took 4.7 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

natur.de performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

6/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value1,480 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.05

99/100

15%

TTI (Time to Interactive)

Value11.2 s

20/100

10%

Network Requests Diagram

natur.de

356 ms

www.natur.de

495 ms

638 ms

wrapperMessagingWithoutDetection.js

22 ms

loader.js

672 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Natur.de, 82% (90 requests) were made to Wissenschaft.de and 10% (11 requests) were made to Cdn.privacy-mgmt.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Wissenschaft.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 354.9 kB (17%)

Content Size

2.0 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Natur.de main page is 2.0 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. 65% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 340.8 kB

  • Original 425.0 kB
  • After minification 416.3 kB
  • After compression 84.2 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 340.8 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 6.7 kB

  • Original 1.3 MB
  • After minification 1.3 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. Natur images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 7.2 kB

  • Original 311.5 kB
  • After minification 311.5 kB
  • After compression 304.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-3%

Potential reduce by 200 B

  • Original 6.3 kB
  • After minification 6.2 kB
  • After compression 6.1 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. Natur.de has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (17%)

Requests Now

99

After Optimization

82

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Natur. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

natur.de

natur.de

356 ms

www.natur.de

www.natur.de

495 ms

638 ms

wrapperMessagingWithoutDetection.js

wrapperMessagingWithoutDetection.js

22 ms

loader.js

loader.js

672 ms

styles.css

styles.css

188 ms

minify-b1-a-z-listing-block-e7ff02f0ef7c348ad1478b09e287db34.css

minify-b1-a-z-listing-block-e7ff02f0ef7c348ad1478b09e287db34.css

1321 ms

minify-b1-mks_shortcodes_simple_line_icons-03655ecb4c41e20421bcba36099e3a8a.css

minify-b1-mks_shortcodes_simple_line_icons-03655ecb4c41e20421bcba36099e3a8a.css

1128 ms

plenigo_sdk.min.js

plenigo_sdk.min.js

83 ms

minify-b1-aboplus-sweatalert-69f27fd5ac3d245c9f68b424fbd6014c.js

minify-b1-aboplus-sweatalert-69f27fd5ac3d245c9f68b424fbd6014c.js

1411 ms

281214.css

281214.css

283 ms

minify-b1-bookmarks-cc34c7f1ca38e798afe61d13dae5d97d.css

minify-b1-bookmarks-cc34c7f1ca38e798afe61d13dae5d97d.css

1378 ms

minify-b1-bookmarks-ad01c5915557a6325f461486d3a3ea0d.js

minify-b1-bookmarks-ad01c5915557a6325f461486d3a3ea0d.js

1106 ms

bundle.js

bundle.js

205 ms

now.js

now.js

609 ms

get_site_data

get_site_data

68 ms

iqadcontroller.js.gz

iqadcontroller.js.gz

512 ms

natur-de-Logo-FB-Box-2.jpg

natur-de-Logo-FB-Box-2.jpg

441 ms

close.png

close.png

112 ms

loading.gif

loading.gif

112 ms

prev.png

prev.png

111 ms

next.png

next.png

110 ms

nk_plus_logo.png

nk_plus_logo.png

109 ms

lock.png

lock.png

108 ms

logo_natur.png

logo_natur.png

212 ms

logo_wissenschaft_2022.gif

logo_wissenschaft_2022.gif

401 ms

logo_damals.png

logo_damals.png

209 ms

un_thumb.png

un_thumb.png

336 ms

ap_thumb.png

ap_thumb.png

210 ms

gm_thumb.png

gm_thumb.png

209 ms

gp_thumb.png

gp_thumb.png

334 ms

td_thumb.png

td_thumb.png

336 ms

ga_thumb.png

ga_thumb.png

334 ms

logo_wissenschaft.png

logo_wissenschaft.png

335 ms

HR_orca_surf_135A48D0-B0E7-4FDF-B6BF-A10822D9D97C-1025x450.jpg

HR_orca_surf_135A48D0-B0E7-4FDF-B6BF-A10822D9D97C-1025x450.jpg

499 ms

nk_plus_icon.png

nk_plus_icon.png

401 ms

24-05-08-kroete-300x200.jpg

24-05-08-kroete-300x200.jpg

494 ms

newsimage392159-300x200.jpg

newsimage392159-300x200.jpg

402 ms

HR_Kanu_mauritius_images_15191251_8C08261B-19AA-4482-8255-28507118D601-300x200.jpg

HR_Kanu_mauritius_images_15191251_8C08261B-19AA-4482-8255-28507118D601-300x200.jpg

400 ms

IMG_5262-750x450.jpg

IMG_5262-750x450.jpg

908 ms

hr_Sceye-HAPS-on-the-way-out-of-hangar-03_182A9DC9-7349-4842-A952-3A9C909B1904-300x200.jpg

hr_Sceye-HAPS-on-the-way-out-of-hangar-03_182A9DC9-7349-4842-A952-3A9C909B1904-300x200.jpg

497 ms

Biomechanik-215x120.jpg

Biomechanik-215x120.jpg

495 ms

Space-Roboter-215x120.jpg

Space-Roboter-215x120.jpg

497 ms

Quantencomputer-215x120.jpg

Quantencomputer-215x120.jpg

588 ms

batterien-der-zukunft-215x120.jpg

batterien-der-zukunft-215x120.jpg

589 ms

Dolche-215x120.jpg

Dolche-215x120.jpg

592 ms

Fussball-215x120.jpg

Fussball-215x120.jpg

593 ms

Affen-215x120.jpg

Affen-215x120.jpg

594 ms

Roboter-2-215x120.jpg

Roboter-2-215x120.jpg

723 ms

vulkanismus-wie-die-landeskrone-215x120.jpg

vulkanismus-wie-die-landeskrone-215x120.jpg

723 ms

Sonne-1-215x120.jpg

Sonne-1-215x120.jpg

721 ms

Hortfund-215x120.jpg

Hortfund-215x120.jpg

723 ms

Close-up-of-an-attacking-marlin-with-its-highly-contrasting-stripes-and-one-without-CREDIT-Alicia-Burns-215x120.jpg

Close-up-of-an-attacking-marlin-with-its-highly-contrasting-stripes-and-one-without-CREDIT-Alicia-Burns-215x120.jpg

723 ms

idefix-215x120.jpg

idefix-215x120.jpg

749 ms

latest-version

latest-version

314 ms

open-sans-v13-latin_latin-ext-regular.woff

open-sans-v13-latin_latin-ext-regular.woff

757 ms

open-sans-v29-latin-ext-700.woff

open-sans-v29-latin-ext-700.woff

677 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

806 ms

fa-v4compatibility.ttf

fa-v4compatibility.ttf

755 ms

fa-regular-400.ttf

fa-regular-400.ttf

898 ms

fa-brands-400.ttf

fa-brands-400.ttf

1054 ms

fa-solid-900.ttf

fa-solid-900.ttf

1053 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

799 ms

simulierte-sonne-im-labor-215x120.jpg

simulierte-sonne-im-labor-215x120.jpg

795 ms

Felsenstadt-215x120.jpg

Felsenstadt-215x120.jpg

797 ms

Jupitermonde-215x120.jpg

Jupitermonde-215x120.jpg

734 ms

Tagebuch-215x120.jpg

Tagebuch-215x120.jpg

733 ms

Bernstein-215x120.jpg

Bernstein-215x120.jpg

736 ms

FFS24_Keyvisual_1024x500-215x120.jpg

FFS24_Keyvisual_1024x500-215x120.jpg

737 ms

Methanol-215x120.jpg

Methanol-215x120.jpg

824 ms

latest-version

latest-version

101 ms

Teleskop-215x120.jpg

Teleskop-215x120.jpg

764 ms

Lufttaxi-215x120.jpg

Lufttaxi-215x120.jpg

807 ms

Kriechhang-215x120.jpg

Kriechhang-215x120.jpg

805 ms

Frauenfigur-215x120.jpg

Frauenfigur-215x120.jpg

851 ms

new-user

new-user

8 ms

new-user

new-user

125 ms

jquery.min.js

jquery.min.js

800 ms

robo-bagger-baut-selbststaendig-215x120.jpg

robo-bagger-baut-selbststaendig-215x120.jpg

797 ms

Flugplanung-215x120.jpg

Flugplanung-215x120.jpg

796 ms

Druckroboter-215x120.jpg

Druckroboter-215x120.jpg

796 ms

Himmelsscheibe-1-215x120.jpg

Himmelsscheibe-1-215x120.jpg

867 ms

Venus_-215x120.jpg

Venus_-215x120.jpg

778 ms

Dunkel_Fluss-215x120.jpg

Dunkel_Fluss-215x120.jpg

777 ms

HR_mauritius_images_HB6GNX_EFD6ADA6-93E9-42A7-A48B-E7E7CEAEA988-300x200.jpg

HR_mauritius_images_HB6GNX_EFD6ADA6-93E9-42A7-A48B-E7E7CEAEA988-300x200.jpg

776 ms

Biomechanik-300x200.jpg

Biomechanik-300x200.jpg

774 ms

24-05-08_baumrinde-schuhe-300x200.jpg

24-05-08_baumrinde-schuhe-300x200.jpg

774 ms

pv-data

pv-data

154 ms

index.html

index.html

9 ms

polyfills.b0798.js

polyfills.b0798.js

2 ms

Notice.0575a.js

Notice.0575a.js

6 ms

Notice.c6498.css

Notice.c6498.css

6 ms

Bildergalerie-Biene-1.jpg

Bildergalerie-Biene-1.jpg

720 ms

hr-IMG_4855_CFCFF793-898B-4C28-B8C6-2C2E30AB6E8F-300x200.jpg

hr-IMG_4855_CFCFF793-898B-4C28-B8C6-2C2E30AB6E8F-300x200.jpg

722 ms

Licht-1_pulses_background_HR_1BD93525-1C7E-4823-ACB1-B0556A6DAD98-e1712566346400-300x200.jpg

Licht-1_pulses_background_HR_1BD93525-1C7E-4823-ACB1-B0556A6DAD98-e1712566346400-300x200.jpg

724 ms

bdw_plus_icon_juli2023.png

bdw_plus_icon_juli2023.png

726 ms

24-05-07-luegen-300x200.jpg

24-05-07-luegen-300x200.jpg

707 ms

pv-data

pv-data

279 ms

Venus_Atmo-300x200.jpg

Venus_Atmo-300x200.jpg

673 ms

Low-Res_A37-Pressebild-682x450.jpg

Low-Res_A37-Pressebild-682x450.jpg

679 ms

23_Fisch-ohne-Meer_adobe.stock_446044022_HR-300x200.jpeg

23_Fisch-ohne-Meer_adobe.stock_446044022_HR-300x200.jpeg

682 ms

24-05-zeitzeugen-300x200.jpg

24-05-zeitzeugen-300x200.jpg

640 ms

240506_alzheimergen-1-300x200.jpg

240506_alzheimergen-1-300x200.jpg

636 ms

newsimage392223-300x200.jpg

newsimage392223-300x200.jpg

546 ms

cover_nk-2024-005_sidebar.jpg

cover_nk-2024-005_sidebar.jpg

545 ms

RKW4846-300x200.jpg

RKW4846-300x200.jpg

630 ms

cover_vom_verscwinden_der_arten_800x560-300x200.jpg

cover_vom_verscwinden_der_arten_800x560-300x200.jpg

633 ms

nk_2023-0p1_300x.jpg

nk_2023-0p1_300x.jpg

686 ms

MANTAHARI0673-300x200.jpg

MANTAHARI0673-300x200.jpg

574 ms

jquery-migrate.min.js

jquery-migrate.min.js

319 ms

Accessibility Review

natur.de accessibility score

73

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

natur.de best practices score

92

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

SEO Factors

natur.de SEO score

85

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

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 Natur.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 Natur.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

natur.de

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