1.7 sec in total
206 ms
999 ms
502 ms
Visit rarcoa.com now to see the best up-to-date Rarcoa content for United States and also check out these interesting facts you probably never knew about rarcoa.com
Rare Coin Comapny of America. A Purveyor of Rare Coins Offering Professional Numismatic Consultations and Wholesale Prices.
Visit rarcoa.comWe analyzed Rarcoa.com 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.
rarcoa.com performance score
name
value
score
weighting
Value2.7 s
61/100
10%
Value5.0 s
26/100
25%
Value2.8 s
96/100
10%
Value50 ms
100/100
30%
Value0
100/100
15%
Value4.6 s
81/100
10%
206 ms
94 ms
170 ms
430 ms
242 ms
Our browser made a total of 19 requests to load all elements on the main page. We found that 79% of them (15 requests) were addressed to the original Rarcoa.com, 16% (3 requests) were made to Fonts.gstatic.com and 5% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (613 ms) belongs to the original domain Rarcoa.com.
Page size can be reduced by 464.3 kB (40%)
1.2 MB
696.1 kB
In fact, the total size of Rarcoa.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. 20% of websites need less resources to load. Images take 594.6 kB which makes up the majority of the site volume.
Potential reduce by 20.8 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. This page needs HTML code to be minified as it can gain 3.6 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 20.8 kB or 77% of the original size.
Potential reduce by 38.3 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. Rarcoa images are well optimized though.
Potential reduce by 272.2 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 272.2 kB or 71% of the original size.
Potential reduce by 133.0 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. Rarcoa.com needs all CSS files to be minified and compressed as it can save up to 133.0 kB or 85% of the original size.
Number of requests can be reduced by 6 (43%)
14
8
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rarcoa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
rarcoa.com
206 ms
bootstrap.css
94 ms
theme.css
170 ms
logo.png
430 ms
jquery-1.11.0.min.js
242 ms
jquery-ui.min.js
384 ms
jquery.cookie.js
226 ms
bootstrap.min.js
233 ms
core.js
226 ms
lazyload.jquery.js
286 ms
logo.png
299 ms
css
27 ms
pattern_line.png
110 ms
goldbg.jpg
613 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
24 ms
DXI1ORHCpsQm3Vp6mXoaTYnF5uFdDttMLvmWuJdhhgs.ttf
33 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
46 ms
fontawesome-webfont.woff
86 ms
piwik.js
99 ms
rarcoa.com accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
rarcoa.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
rarcoa.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rarcoa.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 Rarcoa.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.
rarcoa.com
Open Graph description is not detected on the main page of Rarcoa. 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: