Tools & Wizards About Us
numbernut.com screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    64% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

numbernut.com

Rader's NUMBERNUT.COM

Page Load Speed

704 ms in total

First Response

156 ms

Resources Loaded

379 ms

Page Rendered

169 ms

numbernut.com screenshot

About Website

Click here to check amazing NUMBERNUT content for United States. Otherwise, check out these important facts you probably never knew about numbernut.com

NumberNut.com! The web site that teaches the basics of math to everyone!

Visit numbernut.com

Key Findings

We analyzed Numbernut.com page load time and found that the first response time was 156 ms and then it took 548 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

numbernut.com performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value13.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value25.4 s

0/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

Network Requests Diagram

numbernut.com

156 ms

maths.css

33 ms

show_ads.js

69 ms

poweredby_FFFFFF.gif

6 ms

header.gif

76 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 87% of them (33 requests) were addressed to the original Numbernut.com, 5% (2 requests) were made to Pagead2.googlesyndication.com and 5% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (156 ms) belongs to the original domain Numbernut.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 19.0 kB (18%)

Content Size

107.1 kB

After Optimization

88.1 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Numbernut.com main page is 107.1 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. 15% of websites need less resources to load. Javascripts take 80.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 18.3 kB

  • Original 24.2 kB
  • After minification 23.9 kB
  • After compression 5.9 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 18.3 kB or 76% of the original size.

JavaScript Optimization

-0%

Potential reduce by 42 B

  • Original 80.6 kB
  • After minification 80.6 kB
  • After compression 80.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-30%

Potential reduce by 688 B

  • Original 2.3 kB
  • After minification 2.3 kB
  • After compression 1.6 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. Numbernut.com needs all CSS files to be minified and compressed as it can save up to 688 B or 30% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

36

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NUMBERNUT. According to our analytics all requests are already optimized.

Network Requests Diagram

numbernut.com

numbernut.com

156 ms

maths.css

maths.css

33 ms

show_ads.js

show_ads.js

69 ms

poweredby_FFFFFF.gif

poweredby_FFFFFF.gif

6 ms

header.gif

header.gif

76 ms

space.gif

space.gif

20 ms

rightpoint_2.gif

rightpoint_2.gif

20 ms

button_colors.gif

button_colors.gif

40 ms

button_numbers.gif

button_numbers.gif

40 ms

button_add.gif

button_add.gif

39 ms

button_subtract.gif

button_subtract.gif

40 ms

button_multiply.gif

button_multiply.gif

41 ms

button_divide.gif

button_divide.gif

56 ms

button_order.gif

button_order.gif

56 ms

button_dates.gif

button_dates.gif

59 ms

button_basicact.gif

button_basicact.gif

59 ms

button_numbertype.gif

button_numbertype.gif

59 ms

button_fraction.gif

button_fraction.gif

75 ms

button_decimals.gif

button_decimals.gif

75 ms

button_percent.gif

button_percent.gif

81 ms

button_estimate.gif

button_estimate.gif

81 ms

button_ratio.gif

button_ratio.gif

79 ms

button_money.gif

button_money.gif

83 ms

button_factor.gif

button_factor.gif

91 ms

button_advact.gif

button_advact.gif

93 ms

button_graph.gif

button_graph.gif

97 ms

button_exponents.gif

button_exponents.gif

99 ms

button_units.gif

button_units.gif

100 ms

button_advnumbers.gif

button_advnumbers.gif

102 ms

button_scinotation.gif

button_scinotation.gif

108 ms

button_variables.gif

button_variables.gif

111 ms

nn-300x250.gif

nn-300x250.gif

129 ms

rnmlogo.gif

rnmlogo.gif

116 ms

icra_sw.gif

icra_sw.gif

118 ms

ssurf.gif

ssurf.gif

119 ms

adsbygoogle.js

adsbygoogle.js

106 ms

branding.css

branding.css

8 ms

branding.css

branding.css

17 ms

Accessibility Review

numbernut.com accessibility score

68

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

Document doesn't have a <title> element

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

numbernut.com 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

numbernut.com SEO score

58

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

Document doesn't have a <title> element

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

numbernut.com

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