Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

blue-marble.de

Blue Marble Navigator

Page Load Speed

1.1 sec in total

First Response

283 ms

Resources Loaded

675 ms

Page Rendered

116 ms

blue-marble.de screenshot

About Website

Welcome to blue-marble.de homepage info - get ready to check Blue Marble best content for United States right away, or after learning these important things about blue-marble.de

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Key Findings

We analyzed Blue-marble.de page load time and found that the first response time was 283 ms and then it took 791 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

blue-marble.de performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

blue-marble.de

283 ms

bmn.css

90 ms

ga.js

30 ms

orbit.jpg

267 ms

logo.png

173 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 78% of them (7 requests) were addressed to the original Blue-marble.de, 22% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (298 ms) belongs to the original domain Blue-marble.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.4 kB (5%)

Content Size

142.2 kB

After Optimization

135.8 kB

In fact, the total size of Blue-marble.de main page is 142.2 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. Only 10% of websites need less resources to load. Images take 118.7 kB which makes up the majority of the site volume.

HTML Optimization

-56%

Potential reduce by 2.8 kB

  • Original 4.9 kB
  • After minification 4.9 kB
  • After compression 2.2 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 2.8 kB or 56% of the original size.

Image Optimization

-2%

Potential reduce by 2.7 kB

  • Original 118.7 kB
  • After minification 116.0 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. Blue Marble images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-67%

Potential reduce by 958 B

  • Original 1.4 kB
  • After minification 1.2 kB
  • After compression 478 B

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. Blue-marble.de needs all CSS files to be minified and compressed as it can save up to 958 B or 67% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

8

After Optimization

8

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blue Marble. According to our analytics all requests are already optimized.

Accessibility Review

blue-marble.de accessibility score

93

Accessibility Issues

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

blue-marble.de 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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

blue-marble.de SEO score

69

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blue-marble.de can be misinterpreted by Google and other search engines. Our service has detected that English 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 Blue-marble.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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