12.8 sec in total
2.1 sec
10.3 sec
348 ms
Visit saint_petersburg.big-book-med.ru now to see the best up-to-date Saint Petersburg Big Book Med content for Russia and also check out these interesting facts you probably never knew about saint_petersburg.big-book-med.ru
Каталог-справочник организаций в области медицины и здравоохранения – 19102 объекта в Санкт-Петербурге
Visit saint_petersburg.big-book-med.ruWe analyzed Saint_petersburg.big-book-med.ru page load time and found that the first response time was 2.1 sec and then it took 10.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
saint_petersburg.big-book-med.ru performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value3.9 s
51/100
25%
Value11.0 s
6/100
10%
Value1,070 ms
24/100
30%
Value0
100/100
15%
Value17.3 s
4/100
10%
2103 ms
218 ms
375 ms
433 ms
851 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 34% of them (20 requests) were addressed to the original Saint_petersburg.big-book-med.ru, 38% (22 requests) were made to Vk.com and 7% (4 requests) were made to Site.yandex.net. The less responsive or slowest element that took the longest time to load (4.4 sec) relates to the external source Api-maps.yandex.ru.
Page size can be reduced by 1.3 MB (74%)
1.8 MB
470.7 kB
In fact, the total size of Saint_petersburg.big-book-med.ru main page is 1.8 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. 55% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 186.8 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 186.8 kB or 68% of the original size.
Potential reduce by 90 B
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. Saint Petersburg Big Book Med images are well optimized though.
Potential reduce by 868.8 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 868.8 kB or 74% of the original size.
Potential reduce by 265.2 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. Saint_petersburg.big-book-med.ru needs all CSS files to be minified and compressed as it can save up to 265.2 kB or 83% of the original size.
Number of requests can be reduced by 39 (74%)
53
14
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Saint Petersburg Big Book Med. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
saint_petersburg.big-book-med.ru
2103 ms
main-large.css
218 ms
bootstrap.min.css
375 ms
jquery.js
433 ms
jquery-ui.js
851 ms
bootstrap.min.js
215 ms
main-large.js
468 ms
hidden.js
468 ms
advert.js
656 ms
openapi.js
545 ms
share.js
76 ms
bg-d-line.png
517 ms
search.svg
141 ms
analytics.js
140 ms
watch.js
4 ms
collect
129 ms
collect
1333 ms
arrov.png
824 ms
search-sm.png
789 ms
map-control.png
734 ms
glyphicons-halflings-regular.woff
686 ms
upload.gif
511 ms
widget_comments.php
644 ms
footer.png
365 ms
line.png
363 ms
widget_poll.php
430 ms
all.js
359 ms
257 ms
258 ms
410 ms
loading_2.gif
198 ms
rustyle.css
335 ms
common.js
459 ms
lang3_0.js
187 ms
widgets.css
327 ms
xdm.js
327 ms
poll.js
351 ms
ui_controls.css
351 ms
ui_controls.js
759 ms
loader_nav19239_3.js
390 ms
lite.css
391 ms
lite.js
2165 ms
widget_comments.css
465 ms
al_comments.js
1519 ms
jquery.min.js
138 ms
suggest.js
237 ms
opensearch.js
251 ms
927 ms
yandex-hint-rb.png
194 ms
widget_logo.gif
187 ms
radio.gif
124 ms
combine.xml
4368 ms
sqETYqRGQRI.jpg
683 ms
1Rl9zhWWgpA.jpg
683 ms
w_comments_logo.png
276 ms
statusx_op.gif
563 ms
like.gif
274 ms
q_frame.php
614 ms
saint_petersburg.big-book-med.ru accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
button, link, and menuitem elements do not have accessible names.
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
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.
saint_petersburg.big-book-med.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
Missing source maps for large first-party JavaScript
saint_petersburg.big-book-med.ru SEO score
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
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 Saint_petersburg.big-book-med.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 Saint_petersburg.big-book-med.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.
saint_petersburg.big-book-med.ru
Open Graph description is not detected on the main page of Saint Petersburg Big Book Med. 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: