8.5 sec in total
2 sec
5.7 sec
761 ms
Welcome to spbzoo.ru homepage info - get ready to check Spbzoo best content for Russia right away, or after learning these important things about spbzoo.ru
Ленинградский зоопарк - одно из лучших мест, куда можно сходить в Петербурге. Вас ждет путешествие среди животного мира, праздничные программы и учебные лекции. В нашем зоопарке вы сможете весело и с ...
Visit spbzoo.ruWe analyzed Spbzoo.ru page load time and found that the first response time was 2 sec and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
spbzoo.ru performance score
name
value
score
weighting
Value5.1 s
8/100
10%
Value37.6 s
0/100
25%
Value17.9 s
0/100
10%
Value16,660 ms
0/100
30%
Value0.028
100/100
15%
Value36.8 s
0/100
10%
1959 ms
128 ms
245 ms
246 ms
254 ms
Our browser made a total of 146 requests to load all elements on the main page. We found that 56% of them (82 requests) were addressed to the original Spbzoo.ru, 14% (21 requests) were made to Vk.com and 5% (7 requests) were made to Cs631331.vk.me. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Spbzoo.ru.
Page size can be reduced by 4.6 MB (47%)
9.8 MB
5.2 MB
In fact, the total size of Spbzoo.ru main page is 9.8 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. 60% of websites need less resources to load. Images take 8.7 MB which makes up the majority of the site volume.
Potential reduce by 29.8 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. 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 29.8 kB or 76% of the original size.
Potential reduce by 3.8 MB
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, Spbzoo needs image optimization as it can save up to 3.8 MB or 44% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 627.0 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 627.0 kB or 73% of the original size.
Potential reduce by 184.9 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. Spbzoo.ru needs all CSS files to be minified and compressed as it can save up to 184.9 kB or 83% of the original size.
Number of requests can be reduced by 39 (27%)
143
104
The browser has sent 143 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spbzoo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
spbzoo.ru
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spbzoo.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
Image elements do not have [alt] attributes
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
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
spbzoo.ru 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
Browser errors were logged to the console
spbzoo.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spbzoo.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 Spbzoo.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.
spbzoo.ru
Open Graph description is not detected on the main page of Spbzoo. 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: