Tools & Wizards About Us
krab.fm screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

krab.fm

Page not found

Page Load Speed

635 ms in total

First Response

283 ms

Resources Loaded

298 ms

Page Rendered

54 ms

krab.fm screenshot

About Website

Visit krab.fm now to see the best up-to-date Krab content and also check out these interesting facts you probably never knew about krab.fm

Visit krab.fm

Key Findings

We analyzed Krab.fm page load time and found that the first response time was 283 ms and then it took 352 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

krab.fm performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.1 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)

Value1.1 s

100/100

10%

Network Requests Diagram

krab.fm

283 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 Krab.fm and no external sources were called. The less responsive or slowest element that took the longest time to load (283 ms) belongs to the original domain Krab.fm.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.8 kB (6%)

Content Size

31.7 kB

After Optimization

30.0 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Krab.fm main page is 31.7 kB. 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. Images take 29.2 kB which makes up the majority of the site volume.

HTML Optimization

-45%

Potential reduce by 443 B

  • Original 984 B
  • After minification 923 B
  • After compression 541 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. 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 443 B or 45% of the original size.

Image Optimization

-0%

Potential reduce by 31 B

  • Original 29.2 kB
  • After minification 29.1 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. Krab images are well optimized though.

CSS Optimization

-81%

Potential reduce by 1.3 kB

  • Original 1.6 kB
  • After minification 1.3 kB
  • After compression 294 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. Krab.fm needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 81% 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.

Network Requests Diagram

krab.fm

krab.fm

283 ms

Accessibility Review

krab.fm accessibility score

76

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

krab.fm 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

SEO Factors

krab.fm SEO score

58

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

krab.fm

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