650 ms in total
96 ms
359 ms
195 ms
Welcome to postalhistory.com homepage info - get ready to check Postal History best content for United States right away, or after learning these important things about postalhistory.com
Postalhistory.com is resource for collectors of United States and worldwide covers and postal history. The site offers over 200.000 covers for sale. The focus is on U.S. town cancels, U.S. 20th centur...
Visit postalhistory.comWe analyzed Postalhistory.com page load time and found that the first response time was 96 ms and then it took 554 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.
postalhistory.com performance score
name
value
score
weighting
Value2.5 s
66/100
10%
Value3.7 s
57/100
25%
Value2.5 s
98/100
10%
Value210 ms
88/100
30%
Value0
100/100
15%
Value3.7 s
90/100
10%
96 ms
158 ms
23 ms
26 ms
12 ms
Our browser made a total of 14 requests to load all elements on the main page. We found that 86% of them (12 requests) were addressed to the original Postalhistory.com, 14% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (158 ms) belongs to the original domain Postalhistory.com.
Page size can be reduced by 32.0 kB (26%)
123.2 kB
91.2 kB
In fact, the total size of Postalhistory.com main page is 123.2 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. Only 10% of websites need less resources to load. Images take 64.9 kB which makes up the majority of the site volume.
Potential reduce by 28.6 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 28.6 kB or 73% of the original size.
Potential reduce by 1.9 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. Postal History images are well optimized though.
Potential reduce by 34 B
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.
Potential reduce by 1.5 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. Postalhistory.com needs all CSS files to be minified and compressed as it can save up to 1.5 kB or 70% of the original size.
We found no issues to fix!
11
11
The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Postal History. According to our analytics all requests are already optimized.
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postalhistory.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
postalhistory.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
postalhistory.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Postalhistory.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 Postalhistory.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.
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postalhistory.com
Open Graph description is not detected on the main page of Postal History. 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: