Tools & Wizards About Us
krab.fm screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 90% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

krab.fm

KRAB-FM, Seattle - 1962 to 1984 - An online archive of listener-supported radio - 1962 to 1984

Page Load Speed

2.4 sec in total

First Response

255 ms

Resources Loaded

1.2 sec

Page Rendered

990 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

An online archive of radio station KRAB-FM, Seattle, 1962-1984, with photos, articles, program guides, and audio from 22 years of broadcasting

Visit krab.fm

Key Findings

We analyzed Krab.fm page load time and found that the first response time was 255 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

krab.fm performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value2.2 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.223

56/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

Network Requests Diagram

krab.fm

255 ms

www.krabarchive.com

314 ms

www.krabarchive.com

344 ms

stylesheet.css

64 ms

donut-shop-rowland-krabapple-600w.jpg

122 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that 20% of them (1 request) were addressed to the original Krab.fm, 80% (4 requests) were made to Krabarchive.com. The less responsive or slowest element that took the longest time to load (344 ms) relates to the external source Krabarchive.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 10.1 kB (22%)

Content Size

45.0 kB

After Optimization

34.9 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Krab.fm main page is 45.0 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 5% of websites need less resources to load. Images take 29.2 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 8.8 kB

  • Original 14.2 kB
  • After minification 13.7 kB
  • After compression 5.4 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 8.8 kB or 62% 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

2

After Optimization

2

  • Images
  • CSS

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KRAB. According to our analytics all requests are already optimized.

Network Requests Diagram

krab.fm

krab.fm

255 ms

www.krabarchive.com

www.krabarchive.com

314 ms

www.krabarchive.com

www.krabarchive.com

344 ms

stylesheet.css

stylesheet.css

64 ms

donut-shop-rowland-krabapple-600w.jpg

donut-shop-rowland-krabapple-600w.jpg

122 ms

Accessibility Review

krab.fm accessibility score

96

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

Best Practices

krab.fm best practices score

83

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

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

    EN

  • Language Claimed

    EN

  • 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 it matches the claimed language. 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: