9.8 sec in total
2.4 sec
6.5 sec
923 ms
Welcome to portalus.ru homepage info - get ready to check Portalus best content for Russia right away, or after learning these important things about portalus.ru
Крупнейшая база авторских научных публикаций в России со свободным участием
Visit portalus.ruWe analyzed Portalus.ru page load time and found that the first response time was 2.4 sec and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
portalus.ru performance score
name
value
score
weighting
Value4.0 s
24/100
10%
Value5.5 s
19/100
25%
Value7.8 s
23/100
10%
Value230 ms
87/100
30%
Value0.001
100/100
15%
Value9.6 s
29/100
10%
2356 ms
1267 ms
6 ms
699 ms
702 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 45% of them (24 requests) were addressed to the original Portalus.ru, 9% (5 requests) were made to Pagead2.googlesyndication.com and 9% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Portalus.ru.
Page size can be reduced by 433.0 kB (30%)
1.4 MB
989.4 kB
In fact, the total size of Portalus.ru main page is 1.4 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. Images take 930.4 kB which makes up the majority of the site volume.
Potential reduce by 38.0 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 38.0 kB or 78% of the original size.
Potential reduce by 101.0 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, Portalus needs image optimization as it can save up to 101.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 146.2 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 146.2 kB or 54% of the original size.
Potential reduce by 147.9 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. Portalus.ru needs all CSS files to be minified and compressed as it can save up to 147.9 kB or 85% of the original size.
Number of requests can be reduced by 16 (37%)
43
27
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Portalus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
portalus.ru
2356 ms
bootstrap.css
1267 ms
font-awesome.min.css
6 ms
prettyPhoto.css
699 ms
style.css
702 ms
fob.css
499 ms
css
22 ms
nexus.png
1535 ms
rss.gif
692 ms
adsbygoogle.js
7 ms
jquery.js
1042 ms
bootstrap.js
1057 ms
jquery.prettyPhoto.js
947 ms
modernizr-2.0.6.min.js
569 ms
custom.js
947 ms
ca-pub-8035502200157879.js
149 ms
zrt_lookup.html
230 ms
show_ads_impl.js
230 ms
cycounter
461 ms
mapping.png
645 ms
12.png
810 ms
blur.png
1873 ms
economics.png
462 ms
culture.png
461 ms
law.png
459 ms
history.png
462 ms
showcase1.jpg
809 ms
showcase2.jpg
809 ms
showcase3.jpg
1269 ms
showcase4.jpg
827 ms
zastavka.jpg
995 ms
testimonial-author.png
3226 ms
testimonial-author2.png
1670 ms
cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
133 ms
DXI1ORHCpsQm3Vp6mXoaTYnF5uFdDttMLvmWuJdhhgs.ttf
274 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
274 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
274 ms
EInbV5DfGHOiMmvb1Xr-honF5uFdDttMLvmWuJdhhgs.ttf
275 ms
fontawesome-webfont.woff
32 ms
hit
347 ms
ads
313 ms
hit
132 ms
osd.js
24 ms
ads
254 ms
m_js_controller.js
21 ms
abg.js
34 ms
favicon
64 ms
googlelogo_color_112x36dp.png
59 ms
nessie_icon_tiamat_white.png
25 ms
s
16 ms
x_button_blue2.png
4 ms
E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js
4 ms
favicon
18 ms
portalus.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
Form elements do not have associated labels
Links do not have a discernible name
portalus.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
General
Impact
Issue
Detected JavaScript libraries
portalus.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
RU
EN
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Portalus.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed English language. Our system also found out that Portalus.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.
portalus.ru
Open Graph description is not detected on the main page of Portalus. 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: