Tools & Wizards About Us
proofsetguide.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

proofsetguide.com

Proof Sets | Guide to United States Mint Proof Sets

Page Load Speed

1.9 sec in total

First Response

42 ms

Resources Loaded

1.6 sec

Page Rendered

301 ms

proofsetguide.com screenshot

About Website

Welcome to proofsetguide.com homepage info - get ready to check Proof Set Guide best content right away, or after learning these important things about proofsetguide.com

Information on United States Mint Proof Sets. Includes images of each proof set and packaging, details of release, final mintages, and rare coins included in some sets.

Visit proofsetguide.com

Key Findings

We analyzed Proofsetguide.com page load time and found that the first response time was 42 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

proofsetguide.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value2,110 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.22

57/100

15%

TTI (Time to Interactive)

Value15.5 s

7/100

10%

Network Requests Diagram

proofsetguide.com

42 ms

proofsetguide.com

1166 ms

mcg4a.css

168 ms

sticky-footer5.css

167 ms

css

39 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 20% of them (10 requests) were addressed to the original Proofsetguide.com, 37% (18 requests) were made to Fonts.gstatic.com and 29% (14 requests) were made to Mycoinguides.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Proofsetguide.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 451.7 kB (37%)

Content Size

1.2 MB

After Optimization

766.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Proofsetguide.com main page is 1.2 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. 65% of websites need less resources to load. Images take 547.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 66.4 kB

  • Original 82.3 kB
  • After minification 80.4 kB
  • After compression 15.9 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 66.4 kB or 81% of the original size.

Image Optimization

-17%

Potential reduce by 93.2 kB

  • Original 547.3 kB
  • After minification 454.1 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, Proof Set Guide needs image optimization as it can save up to 93.2 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 12.6 kB

  • Original 258.9 kB
  • After minification 258.8 kB
  • After compression 246.3 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

-85%

Potential reduce by 279.6 kB

  • Original 329.6 kB
  • After minification 317.2 kB
  • After compression 50.0 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. Proofsetguide.com needs all CSS files to be minified and compressed as it can save up to 279.6 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (50%)

Requests Now

28

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Proof Set Guide. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

proofsetguide.com

proofsetguide.com

42 ms

proofsetguide.com

proofsetguide.com

1166 ms

mcg4a.css

mcg4a.css

168 ms

sticky-footer5.css

sticky-footer5.css

167 ms

css

css

39 ms

css

css

56 ms

all.min.css

all.min.css

33 ms

css2

css2

61 ms

epn-smart-tools.js

epn-smart-tools.js

185 ms

adsbygoogle.js

adsbygoogle.js

120 ms

shortcode.js

shortcode.js

165 ms

style.min.css

style.min.css

121 ms

style.css

style.css

47 ms

style.css

style.css

102 ms

style.min.css

style.min.css

128 ms

dynamic-styles.css

dynamic-styles.css

112 ms

show_ads_impl.js

show_ads_impl.js

257 ms

above-nav-stage-desktop.png

above-nav-stage-desktop.png

98 ms

above-nav-stage-mobile.png

above-nav-stage-mobile.png

97 ms

sinatra.min.js

sinatra.min.js

89 ms

1968-proof-set.jpg

1968-proof-set.jpg

147 ms

2024-silver-american-eagles-from-49-dollars.jpg

2024-silver-american-eagles-from-49-dollars.jpg

275 ms

2024-silver-american-eagles-from-49-dollars-m.jpg

2024-silver-american-eagles-from-49-dollars-m.jpg

274 ms

mcg_bug.png

mcg_bug.png

146 ms

MCGpartner1-stage.png

MCGpartner1-stage.png

145 ms

stage-sticky-footer_1400x700.png

stage-sticky-footer_1400x700.png

146 ms

mcg-logo-mobile.png

mcg-logo-mobile.png

175 ms

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152 ms

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169 ms

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170 ms

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169 ms

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171 ms

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169 ms

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167 ms

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170 ms

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171 ms

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171 ms

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172 ms

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171 ms

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172 ms

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173 ms

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174 ms

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175 ms

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176 ms

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174 ms

ngc-partner-20221220__720x120.jpg

ngc-partner-20221220__720x120.jpg

254 ms

2025%20Free%20Red%20Book__2024-03-26.png

2025%20Free%20Red%20Book__2024-03-26.png

253 ms

close.png

close.png

252 ms

1968-proof-set.jpg

1968-proof-set.jpg

33 ms

Accessibility Review

proofsetguide.com accessibility score

84

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

proofsetguide.com 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

proofsetguide.com SEO score

86

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 Proofsetguide.com 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 Proofsetguide.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

proofsetguide.com

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