3.8 sec in total
1 sec
2.6 sec
141 ms
Visit sonar.ru now to see the best up-to-date SONAR content for Russia and also check out these interesting facts you probably never knew about sonar.ru
⚓ Компания SONAR оказывает услуги: Промеры глубин, Инженерные изыскания, Гидрография, Телеметрия, Геодезические работы, Дноуглубление, Навигация, BIM, Геотехнический мониторинг, Площадное и водолазное...
Visit sonar.ruWe analyzed Sonar.ru page load time and found that the first response time was 1 sec and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
sonar.ru performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value11.3 s
0/100
25%
Value14.1 s
1/100
10%
Value14,660 ms
0/100
30%
Value0.003
100/100
15%
Value20.3 s
2/100
10%
1042 ms
252 ms
873 ms
295 ms
126 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 57% of them (30 requests) were addressed to the original Sonar.ru, 9% (5 requests) were made to Pagead2.googlesyndication.com and 8% (4 requests) were made to Acint.net. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Sonar.ru.
Page size can be reduced by 50.7 kB (54%)
94.6 kB
44.0 kB
In fact, the total size of Sonar.ru main page is 94.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Javascripts take 39.0 kB which makes up the majority of the site volume.
Potential reduce by 31.6 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. This page needs HTML code to be minified as it can gain 8.5 kB, which is 22% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 31.6 kB or 82% of the original size.
Potential reduce by 208 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. SONAR images are well optimized though.
Potential reduce by 15.5 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 15.5 kB or 40% of the original size.
Potential reduce by 3.3 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. Sonar.ru needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 81% of the original size.
Number of requests can be reduced by 26 (52%)
50
24
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SONAR. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
sonar.ru
1042 ms
style12.css
252 ms
recent.php
873 ms
cycounter
295 ms
tmpl12_t1_bg_l.gif
126 ms
tmpl12_t2(main)_hat_bg.gif
239 ms
tmpl12_logo.jpg
375 ms
tmpl12_go_1.gif
261 ms
fish.gif
266 ms
tmpl12_katalog_bg.gif
270 ms
tmpl12_katalog_prod_1.gif
271 ms
tmpl12_strela.gif
364 ms
tmpl12_katalog_bg_down.gif
391 ms
banner100x100.gif
530 ms
tmpl12_strela2.gif
405 ms
humminbird.gif
407 ms
eagle.gif
509 ms
raymarine.gif
514 ms
bottomline.gif
527 ms
garmin.gif
572 ms
furuno.gif
578 ms
hondex.gif
636 ms
lowrance.gif
641 ms
show_ads.js
5 ms
interphase.gif
666 ms
jj-connect.gif
670 ms
rsspic.png
688 ms
fish_bottom.gif
605 ms
icon_latest_reply.gif
139 ms
aci.js
203 ms
hit
260 ms
tmpl12_katalog_bg1.gif
129 ms
tmpl12_katalog_prod_2.gif
129 ms
ca-pub-4448823381756443.js
41 ms
zrt_lookup.html
29 ms
show_ads_impl.js
54 ms
tmpl12_katalog_bg_down1.gif
135 ms
tmpl12_t2(bottom)_hat_bg.gif
274 ms
tmpl12_t1_bg_r.gif
138 ms
ads
255 ms
osd.js
4 ms
97 ms
187 ms
m_js_controller.js
23 ms
abg.js
38 ms
244 ms
favicon
51 ms
googlelogo_color_112x36dp.png
29 ms
nessie_icon_tiamat_white.png
24 ms
s
15 ms
x_button_blue2.png
7 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
3 ms
match
194 ms
sonar.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
Links do not have a discernible name
sonar.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
Browser errors were logged to the console
sonar.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
RU
N/A
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sonar.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 Sonar.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.
sonar.ru
Open Graph description is not detected on the main page of SONAR. 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: