6.7 sec in total
2.4 sec
4 sec
279 ms
Welcome to zarnitza.ru homepage info - get ready to check Zarnitza best content for Russia right away, or after learning these important things about zarnitza.ru
Разрабатываем и производим! Производственное объединение «Зарница» предлагает вам купить учебные стенды и комплекты учебно-лабораторного оборудования с доставкой по Москве и России. Свыше 10 тысяч наи...
Visit zarnitza.ruWe analyzed Zarnitza.ru page load time and found that the first response time was 2.4 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
zarnitza.ru performance score
name
value
score
weighting
Value3.4 s
38/100
10%
Value7.4 s
4/100
25%
Value10.2 s
8/100
10%
Value5,450 ms
0/100
30%
Value0.026
100/100
15%
Value20.6 s
2/100
10%
2418 ms
6 ms
264 ms
312 ms
400 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 84% of them (32 requests) were addressed to the original Zarnitza.ru, 8% (3 requests) were made to Mc.yandex.ru and 3% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Zarnitza.ru.
Page size can be reduced by 570.2 kB (54%)
1.1 MB
483.0 kB
In fact, the total size of Zarnitza.ru main page is 1.1 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. 25% of websites need less resources to load. Javascripts take 588.2 kB which makes up the majority of the site volume.
Potential reduce by 101.0 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. This page needs HTML code to be minified as it can gain 24.7 kB, which is 21% 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 101.0 kB or 86% of the original size.
Potential reduce by 29.0 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. Zarnitza images are well optimized though.
Potential reduce by 407.3 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 407.3 kB or 69% of the original size.
Potential reduce by 32.9 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. Zarnitza.ru needs all CSS files to be minified and compressed as it can save up to 32.9 kB or 79% of the original size.
Number of requests can be reduced by 21 (58%)
36
15
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zarnitza. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
zarnitza.ru
2418 ms
fotorama.css
6 ms
3bc9f3808093ea224abb6013939f40aa.css
264 ms
close-x.png
312 ms
cb0463c570c9f6404097c453be592a0c.js
400 ms
3553409595.js
90 ms
call_b.png
154 ms
logotype.png
154 ms
phone_arr.jpg
261 ms
lightbox-btn-close.gif
286 ms
search_loop.png
336 ms
red_ar.png
353 ms
kat.jpg
531 ms
kniga-zhalob.png
821 ms
ozakaz.jpg
568 ms
up-arrow.png
488 ms
banner.png
887 ms
small_information_items_1648.jpg
575 ms
small_information_items_1603.jpg
615 ms
orphus.png
660 ms
ajax_loader.gif
297 ms
shadow-t.png
326 ms
shadow-rt.png
348 ms
shadow-rb.png
402 ms
shadow-r.png
435 ms
shadow-lt.png
477 ms
shadow-lb.png
484 ms
shadow-l.png
533 ms
shadow-b.png
584 ms
watch.js
450 ms
piwik.js
540 ms
main.js
647 ms
top_menu_r.gif
617 ms
top_menu_l.gif
618 ms
red_grad.gif
617 ms
advert.gif
84 ms
piwik.js
566 ms
1
85 ms
zarnitza.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
zarnitza.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
Page has valid source maps
zarnitza.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
Tap targets are not sized appropriately
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zarnitza.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Zarnitza.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.
zarnitza.ru
Open Graph description is not detected on the main page of Zarnitza. 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: