Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 86

    SEO

    Google-friendlier than
    66% of websites

startalkradio.net

StarTalk Radio Show by Neil deGrasse Tyson - Science, pop culture & comedy collide on StarTalk w/ astrophysicist & Hayden Planetarium director Neil de...

Page Load Speed

3.3 sec in total

First Response

358 ms

Resources Loaded

2.6 sec

Page Rendered

355 ms

startalkradio.net screenshot

About Website

Click here to check amazing Star Talk Radio content for United States. Otherwise, check out these important facts you probably never knew about startalkradio.net

Science, pop culture & comedy collide on StarTalk w/ astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, comic co-hosts, celebrities & scientists.

Visit startalkradio.net

Key Findings

We analyzed Startalkradio.net page load time and found that the first response time was 358 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

startalkradio.net performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value390 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.883

3/100

15%

TTI (Time to Interactive)

Value7.9 s

44/100

10%

Network Requests Diagram

startalkradio.net

358 ms

www.startalkradio.net

362 ms

jquery.min.js

32 ms

stupidtable.js

20 ms

style.css

25 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 60% of them (44 requests) were addressed to the original Startalkradio.net, 10% (7 requests) were made to W.soundcloud.com and 5% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Startalkradio.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 531.8 kB (19%)

Content Size

2.8 MB

After Optimization

2.3 MB

In fact, the total size of Startalkradio.net main page is 2.8 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. 55% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 25.8 kB

  • Original 33.5 kB
  • After minification 30.5 kB
  • After compression 7.7 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 25.8 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 44.9 kB

  • Original 2.0 MB
  • After minification 1.9 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. Star Talk Radio images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 297.0 kB

  • Original 434.1 kB
  • After minification 434.1 kB
  • After compression 137.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 297.0 kB or 68% of the original size.

CSS Optimization

-44%

Potential reduce by 164.1 kB

  • Original 376.5 kB
  • After minification 376.0 kB
  • After compression 212.4 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. Startalkradio.net needs all CSS files to be minified and compressed as it can save up to 164.1 kB or 44% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (42%)

Requests Now

71

After Optimization

41

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Star Talk Radio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

startalkradio.net accessibility score

66

Accessibility Issues

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

startalkradio.net 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

startalkradio.net SEO score

86

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

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