5.8 sec in total
543 ms
4.9 sec
323 ms
Visit optika-8.ru now to see the best up-to-date Optika 8 content for Russia and also check out these interesting facts you probably never knew about optika-8.ru
магазин оптики в москве
Visit optika-8.ruWe analyzed Optika-8.ru page load time and found that the first response time was 543 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
optika-8.ru performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value7.4 s
4/100
25%
Value18.6 s
0/100
10%
Value4,210 ms
1/100
30%
Value0.088
92/100
15%
Value17.8 s
4/100
10%
543 ms
845 ms
386 ms
85 ms
30 ms
Our browser made a total of 91 requests to load all elements on the main page. We found that 90% of them (82 requests) were addressed to the original Optika-8.ru, 4% (4 requests) were made to Static.siteheart.com and 2% (2 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Optika-8.ru.
Page size can be reduced by 512.8 kB (23%)
2.2 MB
1.7 MB
In fact, the total size of Optika-8.ru main page is 2.2 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. 40% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 51.5 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 22.1 kB, which is 36% 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 51.5 kB or 84% of the original size.
Potential reduce by 238.2 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, Optika 8 needs image optimization as it can save up to 238.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 123.0 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 123.0 kB or 76% of the original size.
Potential reduce by 100.2 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. Optika-8.ru needs all CSS files to be minified and compressed as it can save up to 100.2 kB or 82% of the original size.
Number of requests can be reduced by 52 (60%)
86
34
The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optika 8. 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 25 to 1 for CSS and as a result speed up the page load time.
optika-8.ru
543 ms
www.optika-8.ru
845 ms
main.css
386 ms
jquery-latest.js
85 ms
jquery-migrate-1.0.0.js
30 ms
script.js
408 ms
jquery.ui.core.min.js
410 ms
jquery.ui.widget.min.js
272 ms
jquery.ui.datepicker.min.js
671 ms
jquery.ui.datepicker-ru.js
380 ms
jquery.loadmask.min.js
408 ms
jquery.nivo.slider.js
784 ms
jquery.loadmask.css
508 ms
jquery.ui.all.css
521 ms
nivo-slider.css
528 ms
default.css
538 ms
jquery.fancybox.css
647 ms
jquery.easing.1.3.js
650 ms
jquery.fancybox-1.2.1.pack.js
799 ms
dropdown.css
671 ms
dropdown.js
775 ms
callme.js
782 ms
overridestyles.css
799 ms
head.js
804 ms
general.css
901 ms
functions.js
907 ms
behavior.js
907 ms
widget_checkout.js
1098 ms
frame.js
930 ms
jquery.ui.base.css
159 ms
jquery.ui.theme.css
251 ms
jquery.ui.core.css
132 ms
jquery.ui.resizable.css
131 ms
jquery.ui.selectable.css
136 ms
jquery.ui.accordion.css
135 ms
jquery.ui.autocomplete.css
223 ms
jquery.ui.button.css
261 ms
jquery.ui.dialog.css
262 ms
jquery.ui.slider.css
267 ms
jquery.ui.tabs.css
268 ms
jquery.ui.datepicker.css
294 ms
jquery.ui.progressbar.css
348 ms
Bottom_texture.jpg
268 ms
page_gl.png
435 ms
2.jpg
863 ms
main.css
136 ms
logo_new_ico+.png
209 ms
logo-optika-8-na-seleznevskoy.png
281 ms
sheet_b.png
267 ms
sheet_t.png
342 ms
sheet.png
437 ms
bm_rzd.gif
436 ms
loading.gif
438 ms
Rodenstock.jpg
1314 ms
1.jpg
840 ms
2.jpg
842 ms
3.jpg
973 ms
4.jpg
859 ms
5.jpg
1238 ms
Rodenstock-linzi-akcia.jpg
1787 ms
aksii-na-linzi-v-optika-8+.jpg
1827 ms
sotrudniki-optiki-8.jpg
1136 ms
001.jpg
1240 ms
002.jpg
1415 ms
003.jpg
1371 ms
vmenublock_b.png
1372 ms
vmenublock_t.png
1447 ms
vmenublock.png
1510 ms
vmenuitem.png
1507 ms
block_b.png
1556 ms
block_t.png
1583 ms
ochki-s-dioptrijami.gif
1777 ms
block.png
1655 ms
otzuv.png
1696 ms
ptitz.png
1718 ms
tanenbaum.png
2164 ms
footer.png
1828 ms
watch.js
18 ms
sh.js
181 ms
config.js
1810 ms
icon_top.png
1778 ms
sh.js
75 ms
widget.js
139 ms
widget.js
1159 ms
green.css
25 ms
logo.png
376 ms
style.css
130 ms
f.php
133 ms
bttn.png
131 ms
www.optika-8.ru
226 ms
arrows.png
159 ms
optika-8.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
optika-8.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
optika-8.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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Optika-8.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 Optika-8.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.
optika-8.ru
Open Graph description is not detected on the main page of Optika 8. 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: