Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

apod.nl

APOD: 4 September 2022 - Zee- en Hemelgloed boven de Kust van Oregon

Page Load Speed

1.8 sec in total

First Response

854 ms

Resources Loaded

858 ms

Page Rendered

117 ms

apod.nl screenshot

About Website

Visit apod.nl now to see the best up-to-date APOD content for Netherlands and also check out these interesting facts you probably never knew about apod.nl

Elke dag een andere afbeelding uit de sterrenkunde en ruimtevaart, met een bijbehorende korte uitleg.

Visit apod.nl

Key Findings

We analyzed Apod.nl page load time and found that the first response time was 854 ms and then it took 975 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

apod.nl performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value1.7 s

99/100

25%

SI (Speed Index)

Value1.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.125

83/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

apod.nl

854 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Apod.nl and no external sources were called. The less responsive or slowest element that took the longest time to load (854 ms) belongs to the original domain Apod.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 381 B (60%)

Content Size

636 B

After Optimization

255 B

In fact, the total size of Apod.nl main page is 636 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 636 B which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 381 B

  • Original 636 B
  • After minification 416 B
  • After compression 255 B

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 220 B, which is 35% 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 381 B or 60% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

apod.nl accessibility score

90

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

Heading elements are not in a sequentially-descending order

Best Practices

apod.nl 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

apod.nl SEO score

100

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

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Apod.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch 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 Apod.nl main page’s claimed encoding is . 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 APOD. 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: