5.5 sec in total
316 ms
2.6 sec
2.6 sec
Welcome to history.d3.ru homepage info - get ready to check History D 3 best content for Russia right away, or after learning these important things about history.d3.ru
Visit history.d3.ruWe analyzed History.d3.ru page load time and found that the first response time was 316 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize History.d3.ru rating and web reputation
history.d3.ru performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value7.5 s
4/100
25%
Value12.2 s
3/100
10%
Value1,390 ms
16/100
30%
Value0.156
74/100
15%
Value15.5 s
7/100
10%
316 ms
506 ms
38 ms
40 ms
38 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original History.d3.ru, 66% (39 requests) were made to V1.std3.ru and 7% (4 requests) were made to History.dirty.ru. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source V1.std3.ru.
Page size can be reduced by 314.6 kB (11%)
2.8 MB
2.5 MB
In fact, the total size of History.d3.ru main page is 2.8 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. 45% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.
Potential reduce by 309.8 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 45.1 kB, which is 12% 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 309.8 kB or 81% of the original size.
Potential reduce by 4.7 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. History D 3 images are well optimized though.
Potential reduce by 50 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.
Number of requests can be reduced by 5 (10%)
51
46
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of History D 3. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
history.d3.ru
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history.dirty.ru
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essential-style.css
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essential-script.js
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ads.js
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history.d3.ru accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
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
<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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
history.d3.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
history.d3.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Tap targets are not sized appropriately
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise History.d3.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 History.d3.ru 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.
history.d3.ru
Open Graph data is detected on the main page of History D 3. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: