Tools & Wizards About Us
science.kjzz.org screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

science.kjzz.org

Science | KJZZ

Page Load Speed

2.3 sec in total

First Response

28 ms

Resources Loaded

1.4 sec

Page Rendered

900 ms

science.kjzz.org screenshot

About Website

Visit science.kjzz.org now to see the best up-to-date Science KJZZ content for United States and also check out these interesting facts you probably never knew about science.kjzz.org

science

Visit science.kjzz.org

Key Findings

We analyzed Science.kjzz.org page load time and found that the first response time was 28 ms and then it took 2.3 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

science.kjzz.org performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value5.8 s

50/100

10%

TBT (Total Blocking Time)

Value2,000 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.045

99/100

15%

TTI (Time to Interactive)

Value18.7 s

3/100

10%

Network Requests Diagram

science.kjzz.org

28 ms

science

322 ms

All.min.ab6eee59525552b9100e33650d638008.gz.css

40 ms

All.min.d910eddccf6fc10215241126a8cbfd61.gz.js

92 ms

gpt.js

93 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Science.kjzz.org, 71% (34 requests) were made to Npr.brightspotcdn.com and 6% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (815 ms) relates to the external source Media.kjzz.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 237.8 kB (6%)

Content Size

4.0 MB

After Optimization

3.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Science.kjzz.org main page is 4.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 168.6 kB

  • Original 202.4 kB
  • After minification 169.4 kB
  • After compression 33.8 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. This page needs HTML code to be minified as it can gain 33.0 kB, which is 16% 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 168.6 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 68.1 kB

  • Original 3.5 MB
  • After minification 3.4 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. Science KJZZ images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 12 B

  • Original 298.1 kB
  • After minification 298.1 kB
  • After compression 298.1 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

-2%

Potential reduce by 1.1 kB

  • Original 66.1 kB
  • After minification 66.1 kB
  • After compression 65.0 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. Science.kjzz.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (15%)

Requests Now

39

After Optimization

33

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Science KJZZ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

science.kjzz.org

science.kjzz.org

28 ms

science

science

322 ms

All.min.ab6eee59525552b9100e33650d638008.gz.css

All.min.ab6eee59525552b9100e33650d638008.gz.css

40 ms

All.min.d910eddccf6fc10215241126a8cbfd61.gz.js

All.min.d910eddccf6fc10215241126a8cbfd61.gz.js

92 ms

gpt.js

gpt.js

93 ms

bsp-analytics.min.3d492319d8b084de04ab3a208c32f0b5.gz.js

bsp-analytics.min.3d492319d8b084de04ab3a208c32f0b5.gz.js

86 ms

sdk.js

sdk.js

154 ms

gtm.js

gtm.js

162 ms

css

css

86 ms

Palo_Verde_Logo_RGB.png

Palo_Verde_Logo_RGB.png

467 ms

59 ms

58 ms

58 ms

137 ms

138 ms

138 ms

236 ms

167 ms

247 ms

393 ms

243 ms

464 ms

ilistencampaign2024-z-promobox-300x250.png

ilistencampaign2024-z-promobox-300x250.png

168 ms

app-sticker-box-promo-20240820.png

app-sticker-box-promo-20240820.png

234 ms

our-sponors-banner-20211019.jpeg

our-sponors-banner-20211019.jpeg

234 ms

kjzz-newsletters-300x250px.png

kjzz-newsletters-300x250px.png

235 ms

HotSpots_Aug2023_800x800.png

HotSpots_Aug2023_800x800.png

238 ms

qandazpromobox.png

qandazpromobox.png

236 ms

haz-podcasts-300x85px.png

haz-podcasts-300x85px.png

235 ms

SRPLogocropped.jpeg

SRPLogocropped.jpeg

815 ms

pubads_impl.js

pubads_impl.js

120 ms

104 ms

106 ms

105 ms

105 ms

106 ms

107 ms

106 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

99 ms

03523cf578d69fa92322.7fd94fa817347c6bd7becf26441c6613.ttf

03523cf578d69fa92322.7fd94fa817347c6bd7becf26441c6613.ttf

107 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

101 ms

13a29228654d5c5ec9c4.7b0eb73b656115d05b57f4fa7ecf42d4.ttf

13a29228654d5c5ec9c4.7b0eb73b656115d05b57f4fa7ecf42d4.ttf

108 ms

0cea39826bd36bbfe330.149b470671f9f421e78f806a06dd415d.ttf

0cea39826bd36bbfe330.149b470671f9f421e78f806a06dd415d.ttf

109 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

107 ms

4f39c5796e60c9d8e732.cd710cfd3cd36443d1c66b0d79d445c5.ttf

4f39c5796e60c9d8e732.cd710cfd3cd36443d1c66b0d79d445c5.ttf

108 ms

sdk.js

sdk.js

28 ms

197 ms

threads-white-icon.svg

threads-white-icon.svg

12 ms

Accessibility Review

science.kjzz.org accessibility score

85

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.

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

Best Practices

science.kjzz.org 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

science.kjzz.org SEO score

90

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Science.kjzz.org 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 Science.kjzz.org 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

science.kjzz.org

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