2.1 sec in total
479 ms
1.4 sec
224 ms
Click here to check amazing D Spb content for Russia. Otherwise, check out these important facts you probably never knew about d-d-d.spb.ru
Official presentation of an exhibition of paintings on the theme of the Far North, the Arctic, the future of the 22nd century.
Visit d-d-d.spb.ruWe analyzed D-d-d.spb.ru page load time and found that the first response time was 479 ms and then it took 1.6 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.
d-d-d.spb.ru performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value7.8 s
3/100
25%
Value5.3 s
58/100
10%
Value230 ms
87/100
30%
Value0
100/100
15%
Value9.8 s
28/100
10%
479 ms
81 ms
241 ms
164 ms
162 ms
Our browser made a total of 16 requests to load all elements on the main page. We found that all of those requests were addressed to D-d-d.spb.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (554 ms) belongs to the original domain D-d-d.spb.ru.
Page size can be reduced by 271.5 kB (25%)
1.1 MB
811.7 kB
In fact, the total size of D-d-d.spb.ru main page is 1.1 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 910.3 kB which makes up the majority of the site volume.
Potential reduce by 6.1 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 6.1 kB or 69% of the original size.
Potential reduce by 149.1 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, D Spb needs image optimization as it can save up to 149.1 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 102.7 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 102.7 kB or 70% of the original size.
Potential reduce by 13.5 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. D-d-d.spb.ru needs all CSS files to be minified and compressed as it can save up to 13.5 kB or 84% of the original size.
We found no issues to fix!
14
14
The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D Spb. According to our analytics all requests are already optimized.
d-d-d.spb.ru
479 ms
style.css
81 ms
jquery.js
241 ms
queryLoader.js
164 ms
scripts.js
162 ms
reset.css
99 ms
logo.png
172 ms
noise.png
488 ms
texture.jpg
110 ms
BebasNeue-webfont.woff
89 ms
pattern.png
131 ms
radial-gradient(rgba(0,%25200,%25200,%25200.0980392,%2520rgba(0,%25200,%25200,%25200.298039)%252035%25,%2520rgba(0,%25200,%25200,%25200.498039))
134 ms
4.jpg
554 ms
1.jpg
500 ms
2.jpg
439 ms
progress.gif
227 ms
d-d-d.spb.ru accessibility score
d-d-d.spb.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
d-d-d.spb.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
EN
EN
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise D-d-d.spb.ru 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 D-d-d.spb.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
d-d-d.spb.ru
Open Graph description is not detected on the main page of D Spb. 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: