14.1 sec in total
437 ms
13.5 sec
170 ms
Visit cortem.ru now to see the best up-to-date Cortem content and also check out these interesting facts you probably never knew about cortem.ru
Visit cortem.ruWe analyzed Cortem.ru page load time and found that the first response time was 437 ms and then it took 13.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
cortem.ru performance score
name
value
score
weighting
Value3.9 s
26/100
10%
Value3.9 s
54/100
25%
Value4.8 s
66/100
10%
Value20 ms
100/100
30%
Value0.002
100/100
15%
Value5.3 s
73/100
10%
437 ms
1447 ms
515 ms
520 ms
1384 ms
Our browser made a total of 225 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Cortem.ru, 93% (210 requests) were made to Exd.ru and 3% (6 requests) were made to Status.icq.com. The less responsive or slowest element that took the longest time to load (3.7 sec) relates to the external source Exd.ru.
Page size can be reduced by 822.8 kB (24%)
3.4 MB
2.6 MB
In fact, the total size of Cortem.ru main page is 3.4 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. 60% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.
Potential reduce by 101.9 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 101.9 kB or 82% of the original size.
Potential reduce by 482.2 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, Cortem needs image optimization as it can save up to 482.2 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 181.6 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 181.6 kB or 72% of the original size.
Potential reduce by 57.1 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. Cortem.ru needs all CSS files to be minified and compressed as it can save up to 57.1 kB or 88% of the original size.
Number of requests can be reduced by 46 (21%)
214
168
The browser has sent 214 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cortem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
cortem.ru
437 ms
www.exd.ru
1447 ms
main.css
515 ms
lytebox.css
520 ms
lytebox.js
1384 ms
wind.js
333 ms
us.js
334 ms
d3.js
509 ms
d2.js
509 ms
share42.js
703 ms
post.js
704 ms
new.js
1059 ms
postn.js
1203 ms
bug.js
883 ms
add.js
882 ms
jquery.js
1053 ms
facebox.js
1055 ms
bug.css
1055 ms
style.css
1233 ms
rec.css
1235 ms
jquery.min.js
176 ms
jquery.min.js
59 ms
jquery-1.7.2.min.js
172 ms
jquery.easing.1.3.js
734 ms
animated-menu.js
735 ms
animated-menu.css
858 ms
animated-menuENG.css
867 ms
animated-menu11.css
868 ms
down.css
870 ms
nav.css
868 ms
spec.css
1024 ms
style.css
1030 ms
top.css
1033 ms
tvr.css
1033 ms
tbl.css
1032 ms
jquery-1.7.2.min.js
2248 ms
animated-menu11.js
1050 ms
share42.js
574 ms
watch.js
1 ms
online.dll
987 ms
online.dll
984 ms
online.dll
984 ms
ngfonbg14_1.jpg
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ngfonbg14_2.jpg
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ngfon14.jpg
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top_02.png
214 ms
top_0311.png
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389 ms
eng_roll.gif
594 ms
sklad.gif
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prem.gif
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tehn.gif
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rasch.gif
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opr.gif
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dekg.gif
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reflist.gif
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top_14.png
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katon.gif
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katonkcpb.gif
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ksrr.png
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piter.png
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tumen.png
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hab.png
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minsk.png
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dis.png
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norm.png
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instr.png
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online.gif
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online.gif
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online.gif
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lic.png
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svr.png
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cmk.png
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tvz.png
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rek_pisma.png
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online0.gif
161 ms
top_21.png
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top_znak.png
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top_green.png
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top_20.png
2132 ms
serch_had.gif
2107 ms
online0.gif
228 ms
online0.gif
879 ms
nav_03.png
2017 ms
nav_07.png
2028 ms
nav_09.png
2048 ms
newdinD33d.gif
3653 ms
newdinD33dd.jpg
1997 ms
kv.gif
1986 ms
pazh.gif
1980 ms
spec_05.png
2021 ms
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zone.png
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11.png
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anim25.gif
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topp.png
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email.png
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in.png
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print.png
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out.png
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link.png
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RSS.png
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youtube.png
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twitter.png
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fb.png
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vk.png
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flickr.png
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down_03.png
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map_ico.gif
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down_11.png
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down_12.png
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plrus.jpg
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loading.gif
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prev.png
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pause.png
1211 ms
next.png
1215 ms
next_thumb.png
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up.png
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shkof.png
1227 ms
korob.png
1355 ms
svet.png
1326 ms
post.png
2323 ms
tvr_04.png
1320 ms
tvri3.png
1406 ms
shoor.png
1334 ms
tvr_06.png
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1324 ms
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tvr_32.png
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tvr_31.png
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tvr_38.png
1399 ms
tvr_36.png
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tvr_37.png
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tvr_30.png
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more.jpg
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rrr.jpg
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tvr_43.png
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tvr_02bb.png
2001 ms
vsetraschet.jpg
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tvr_56.png
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kapremont.png
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tvrz.png
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tvrlamp.png
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remzav.jpg
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tvrn.png
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komppost.png
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new_fb.png
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ssapr.gif
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mining03107_1.gif
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05042016m.jpg
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bg.png
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popis.png
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1.jpg
2937 ms
2.jpg
2076 ms
exd.ru
1566 ms
3.jpg
556 ms
closelabel.gif
166 ms
closelabel.gif
146 ms
loading.gif
154 ms
overlay.png
153 ms
b.png
148 ms
exd.ru
370 ms
cortem.ru accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
cortem.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
cortem.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cortem.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 Cortem.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.
cortem.ru
Open Graph description is not detected on the main page of Cortem. 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: