Tools & Wizards About Us
coinprices.org screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    64% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

coinprices.org

NumisMedia Online Collector FMV Rare Coin Price Guide - Fair Market Value Prices for United States Rare Coins - Market, PCGS, NGC, FMV, CAC, and Plus ...

Page Load Speed

2.2 sec in total

First Response

217 ms

Resources Loaded

1.4 sec

Page Rendered

567 ms

coinprices.org screenshot

About Website

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

The NumisMedia Online FMV Rare Coin Price Guide (all grades, Good through MS70) is FREE to all visitors and does not require a password. Plus (+) and CAC Price Guides require a Collector Subscription ...

Visit coinprices.org

Key Findings

We analyzed Coinprices.org page load time and found that the first response time was 217 ms and then it took 2 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

coinprices.org performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

71/100

25%

SI (Speed Index)

Value4.7 s

68/100

10%

TBT (Total Blocking Time)

Value1,700 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.259

48/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

coinprices.org

217 ms

js

50 ms

icebgblk.jpg

291 ms

1x1.gif

80 ms

arch2.jpg

86 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 9% of them (7 requests) were addressed to the original Coinprices.org, 60% (48 requests) were made to Numismedia.com and 8% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (542 ms) relates to the external source Googleads.g.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 717.7 kB (41%)

Content Size

1.8 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Coinprices.org main page is 1.8 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. Javascripts take 882.7 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 114.0 kB

  • Original 128.0 kB
  • After minification 126.7 kB
  • After compression 14.0 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 114.0 kB or 89% of the original size.

Image Optimization

-17%

Potential reduce by 123.9 kB

  • Original 742.3 kB
  • After minification 618.4 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, Coin Prices needs image optimization as it can save up to 123.9 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

-54%

Potential reduce by 479.8 kB

  • Original 882.7 kB
  • After minification 882.7 kB
  • After compression 402.9 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 479.8 kB or 54% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (24%)

Requests Now

72

After Optimization

55

  • AJAX
  • Images
  • JavaScript

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coin Prices. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

coinprices.org

coinprices.org

217 ms

js

js

50 ms

icebgblk.jpg

icebgblk.jpg

291 ms

1x1.gif

1x1.gif

80 ms

arch2.jpg

arch2.jpg

86 ms

arch.jpg

arch.jpg

84 ms

numis4w5.jpg

numis4w5.jpg

290 ms

numismediatop.jpg

numismediatop.jpg

289 ms

getaccess250.jpg

getaccess250.jpg

289 ms

arrowrightwhiteonblack.jpg

arrowrightwhiteonblack.jpg

388 ms

1x1.gif

1x1.gif

266 ms

numismedia1b.jpg

numismedia1b.jpg

272 ms

member660x125adall.shtml

member660x125adall.shtml

67 ms

FMVspreadsheetsmall.jpg

FMVspreadsheetsmall.jpg

268 ms

monthly5b.jpg

monthly5b.jpg

265 ms

3bookletswhite1.jpg

3bookletswhite1.jpg

266 ms

numismediajoinbig.jpg

numismediajoinbig.jpg

267 ms

gldcoins2.jpg

gldcoins2.jpg

268 ms

dollars2.jpg

dollars2.jpg

269 ms

halfdolr2.jpg

halfdolr2.jpg

269 ms

adsbygoogle.js

adsbygoogle.js

54 ms

ad160weeklymed.shtml

ad160weeklymed.shtml

30 ms

adsbygoogle.js

adsbygoogle.js

207 ms

quarters2.jpg

quarters2.jpg

217 ms

dimes2.jpg

dimes2.jpg

220 ms

nickels2.jpg

nickels2.jpg

220 ms

cents2.jpg

cents2.jpg

221 ms

commems2.jpg

commems2.jpg

220 ms

otherdnm3.jpg

otherdnm3.jpg

221 ms

moderns2.jpg

moderns2.jpg

221 ms

sets2.jpg

sets2.jpg

304 ms

iphonenewsmall.jpg

iphonenewsmall.jpg

305 ms

SecurityHoldBlanchard4.jpg

SecurityHoldBlanchard4.jpg

306 ms

westminstermint160x160.jpg

westminstermint160x160.jpg

305 ms

adlc160x160.jpg

adlc160x160.jpg

306 ms

KLRCNumismedia.jpg

KLRCNumismedia.jpg

307 ms

cce-160x60.gif

cce-160x60.gif

308 ms

saveatree160.jpg

saveatree160.jpg

309 ms

adoldschool4.jpg

adoldschool4.jpg

308 ms

spreadsheetnew.jpg

spreadsheetnew.jpg

309 ms

monthly5.jpg

monthly5.jpg

308 ms

guideswhitebig.jpg

guideswhitebig.jpg

311 ms

recurringsub320.jpg

recurringsub320.jpg

309 ms

membershipshinewhite.jpg

membershipshinewhite.jpg

310 ms

numismediajoin3.jpg

numismediajoin3.jpg

310 ms

t24_au_en_usoz_2.gif

t24_au_en_usoz_2.gif

15 ms

adrotation.shtml

adrotation.shtml

31 ms

t24_ag_en_usoz_2.gif

t24_ag_en_usoz_2.gif

11 ms

t24_au_en_usoz_2.gif

t24_au_en_usoz_2.gif

187 ms

t24_ag_en_usoz_2.gif

t24_ag_en_usoz_2.gif

16 ms

show_ads_impl.js

show_ads_impl.js

118 ms

logonumismediabiggrey.jpg

logonumismediabiggrey.jpg

108 ms

numismediacopper.jpg

numismediacopper.jpg

106 ms

joinsubscribe3.jpg

joinsubscribe3.jpg

151 ms

joinsubscribe2.jpg

joinsubscribe2.jpg

149 ms

mobiledealergrey.jpg

mobiledealergrey.jpg

151 ms

NSDRgrey.jpg

NSDRgrey.jpg

151 ms

logoictawhite.jpg

logoictawhite.jpg

150 ms

logoanawhite.gif

logoanawhite.gif

150 ms

logonumismediagrey.jpg

logonumismediagrey.jpg

149 ms

logofacebookgrey.jpg

logofacebookgrey.jpg

150 ms

logotwittergrey.jpg

logotwittergrey.jpg

149 ms

twocoinssideslim.jpg

twocoinssideslim.jpg

161 ms

zrt_lookup.html

zrt_lookup.html

56 ms

ads

ads

542 ms

ads

ads

495 ms

ads

ads

479 ms

e.png

e.png

41 ms

imp

imp

43 ms

placement.js

placement.js

46 ms

window_focus.js

window_focus.js

44 ms

qs_click_protection.js

qs_click_protection.js

49 ms

ufs_web_display.js

ufs_web_display.js

19 ms

e.png

e.png

14 ms

imp

imp

13 ms

placement.js

placement.js

144 ms

activeview

activeview

101 ms

displayproxy-20231031.js

displayproxy-20231031.js

97 ms

activeview

activeview

85 ms

displayproxy-20231031.js

displayproxy-20231031.js

3 ms

Accessibility Review

coinprices.org accessibility score

75

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

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

coinprices.org best practices score

58

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

coinprices.org SEO score

91

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

    N/A

  • Encoding

    UTF-8

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

coinprices.org

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