Tools & Wizards About Us
krellinst.org screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

krellinst.org

Front Page | Krell Institute

Page Load Speed

1.7 sec in total

First Response

206 ms

Resources Loaded

1.4 sec

Page Rendered

111 ms

krellinst.org screenshot

About Website

Welcome to krellinst.org homepage info - get ready to check Krell Inst best content for United States right away, or after learning these important things about krellinst.org

Krell Institute supports technology-based education and information programs with technical assistance, management expertise and communication products.

Visit krellinst.org

Key Findings

We analyzed Krellinst.org page load time and found that the first response time was 206 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

krellinst.org performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value14.6 s

1/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.46

19/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

krellinst.org

206 ms

css_909c89eb863f61814edfef1f81539a05_0.css

104 ms

js_17d9916846a9bbcaf31b137ff800b0e6_2.js

239 ms

js_dfad0e2d816bf855079e40074f138a6f_3.js

100 ms

dropdowntop2.jpg

78 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 92% of them (23 requests) were addressed to the original Krellinst.org, 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (883 ms) belongs to the original domain Krellinst.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 137.8 kB (36%)

Content Size

383.9 kB

After Optimization

246.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Krellinst.org main page is 383.9 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 10% of websites need less resources to load. Images take 185.4 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 19.1 kB

  • Original 25.1 kB
  • After minification 23.4 kB
  • After compression 6.0 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 19.1 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 794 B

  • Original 185.4 kB
  • After minification 184.6 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. Krell Inst images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 78.4 kB

  • Original 123.1 kB
  • After minification 94.7 kB
  • After compression 44.6 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 78.4 kB or 64% of the original size.

CSS Optimization

-79%

Potential reduce by 39.5 kB

  • Original 50.2 kB
  • After minification 48.6 kB
  • After compression 10.8 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. Krellinst.org needs all CSS files to be minified and compressed as it can save up to 39.5 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (50%)

Requests Now

24

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Krell Inst. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

krellinst.org

krellinst.org

206 ms

css_909c89eb863f61814edfef1f81539a05_0.css

css_909c89eb863f61814edfef1f81539a05_0.css

104 ms

js_17d9916846a9bbcaf31b137ff800b0e6_2.js

js_17d9916846a9bbcaf31b137ff800b0e6_2.js

239 ms

js_dfad0e2d816bf855079e40074f138a6f_3.js

js_dfad0e2d816bf855079e40074f138a6f_3.js

100 ms

dropdowntop2.jpg

dropdowntop2.jpg

78 ms

frontleftbg.gif

frontleftbg.gif

78 ms

homepage_jetchi0001.jpg

homepage_jetchi0001.jpg

640 ms

homepage_POPGlobal01.jpg

homepage_POPGlobal01.jpg

510 ms

homepage_FigI_GrowingCrytallites_16M_loop110k.jpg

homepage_FigI_GrowingCrytallites_16M_loop110k.jpg

832 ms

tube1_big.gif

tube1_big.gif

883 ms

slogan.gif

slogan.gif

168 ms

logo.png

logo.png

184 ms

background3col.gif

background3col.gif

231 ms

insidekrell_gray.gif

insidekrell_gray.gif

259 ms

listitem.gif

listitem.gif

298 ms

dropdownmiddle2.jpg

dropdownmiddle2.jpg

336 ms

fellowships_gray.gif

fellowships_gray.gif

367 ms

collaborations_gray.gif

collaborations_gray.gif

414 ms

menu-leaf.png

menu-leaf.png

437 ms

ga.js

ga.js

43 ms

extlink.png

extlink.png

431 ms

dropdownbottom2.jpg

dropdownbottom2.jpg

458 ms

dropdownclosed.jpg

dropdownclosed.jpg

503 ms

__utm.gif

__utm.gif

11 ms

css_4458174470c9a0d88bf21180609f31df_3.css

css_4458174470c9a0d88bf21180609f31df_3.css

61 ms

Accessibility Review

krellinst.org accessibility score

90

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

krellinst.org 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

krellinst.org SEO score

99

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

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 Krellinst.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 Krellinst.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

krellinst.org

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