Report Summary

  • 0

    Performance

  • 33

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

nci.org

www.NCI.org - The Nuclear Control Institute, Washington DC

Page Load Speed

3 sec in total

First Response

151 ms

Resources Loaded

1.4 sec

Page Rendered

1.4 sec

nci.org screenshot

About Website

Click here to check amazing NCI content. Otherwise, check out these important facts you probably never knew about nci.org

Nuclear Control Institute (NCI) is an independent research and advocacy center specializing in problems of nuclear proliferation.

Visit nci.org

Key Findings

We analyzed Nci.org page load time and found that the first response time was 151 ms and then it took 2.8 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

nci.org performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

nci.org

151 ms

menu.html

59 ms

top-menu.html

94 ms

top-links.htm

97 ms

news.htm

148 ms

Our browser made a total of 134 requests to load all elements on the main page. We found that 99% of them (132 requests) were addressed to the original Nci.org, 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (462 ms) belongs to the original domain Nci.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 84.7 kB (32%)

Content Size

266.8 kB

After Optimization

182.1 kB

In fact, the total size of Nci.org main page is 266.8 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. 35% of websites need less resources to load. Images take 257.9 kB which makes up the majority of the site volume.

HTML Optimization

-61%

Potential reduce by 1.2 kB

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 800 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 1.2 kB or 61% of the original size.

Image Optimization

-32%

Potential reduce by 82.4 kB

  • Original 257.9 kB
  • After minification 175.4 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. Obviously, NCI needs image optimization as it can save up to 82.4 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-14%

Potential reduce by 971 B

  • Original 6.8 kB
  • After minification 6.8 kB
  • After compression 5.9 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 971 B or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 76 (58%)

Requests Now

132

After Optimization

56

The browser has sent 132 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NCI. 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.

Accessibility Review

nci.org accessibility score

33

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

<frame> or <iframe> elements do not have a title

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

nci.org best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

nci.org SEO score

73

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nci.org 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 Nci.org main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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