Tools & Wizards About Us
optica.kh.ua screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    58% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 70% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

optica.kh.ua

Контактні лінзи, лінзи для окулярів, краплі, таблетки | Оптика Харків

Page Load Speed

3.2 sec in total

First Response

501 ms

Resources Loaded

2.3 sec

Page Rendered

395 ms

optica.kh.ua screenshot

About Website

Welcome to optica.kh.ua homepage info - get ready to check Optica best content for Russia right away, or after learning these important things about optica.kh.ua

В інтернет-магазині "Оптика Харків" ви зможете купити: контактні лінзи, лінзи для окулярів, розчини, краплі з доставкою по Харкову і Україні

Visit optica.kh.ua

Key Findings

We analyzed Optica.kh.ua page load time and found that the first response time was 501 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

optica.kh.ua performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

33/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value6.6 s

37/100

10%

TBT (Total Blocking Time)

Value2,310 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.071

96/100

15%

TTI (Time to Interactive)

Value7.9 s

43/100

10%

Network Requests Diagram

optica.kh.ua

501 ms

www.optica.kh.ua

605 ms

css-aab6bbd0c5a6f775add23203cb190b67.php

102 ms

css-f634a8ebf5ecc6bc50985fc04a7ad6d1.php

209 ms

css-7543894565c76d33bef0495af52f1210.php

205 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 93% of them (39 requests) were addressed to the original Optica.kh.ua, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (605 ms) belongs to the original domain Optica.kh.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 171.0 kB (37%)

Content Size

456.7 kB

After Optimization

285.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Optica.kh.ua main page is 456.7 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. Images take 230.8 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 52.8 kB

  • Original 64.1 kB
  • After minification 58.3 kB
  • After compression 11.3 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 52.8 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 9.2 kB

  • Original 230.8 kB
  • After minification 221.6 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. Optica images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 81.7 kB

  • Original 128.7 kB
  • After minification 127.9 kB
  • After compression 47.0 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 81.7 kB or 63% of the original size.

CSS Optimization

-83%

Potential reduce by 27.3 kB

  • Original 33.1 kB
  • After minification 26.9 kB
  • After compression 5.8 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. Optica.kh.ua needs all CSS files to be minified and compressed as it can save up to 27.3 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (59%)

Requests Now

39

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optica. 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 from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

optica.kh.ua

optica.kh.ua

501 ms

www.optica.kh.ua

www.optica.kh.ua

605 ms

css-aab6bbd0c5a6f775add23203cb190b67.php

css-aab6bbd0c5a6f775add23203cb190b67.php

102 ms

css-f634a8ebf5ecc6bc50985fc04a7ad6d1.php

css-f634a8ebf5ecc6bc50985fc04a7ad6d1.php

209 ms

css-7543894565c76d33bef0495af52f1210.php

css-7543894565c76d33bef0495af52f1210.php

205 ms

js-1b1ca3e0faff9016eb4d3e6507dd61d6.php

js-1b1ca3e0faff9016eb4d3e6507dd61d6.php

311 ms

mod_yoo_accordion.css.php

mod_yoo_accordion.css.php

195 ms

mediaobject.js

mediaobject.js

196 ms

jceutilities.js

jceutilities.js

194 ms

mod_yoo_accordion.js

mod_yoo_accordion.js

292 ms

template.css

template.css

291 ms

jquery-1.4.2.min.js

jquery-1.4.2.min.js

381 ms

jquery.form.js

jquery.form.js

301 ms

mod_universal_search.js

mod_universal_search.js

338 ms

watch.js

watch.js

1 ms

urchin.js

urchin.js

33 ms

spriteme4.png

spriteme4.png

99 ms

r1_l.png

r1_l.png

105 ms

r1_r.png

r1_r.png

106 ms

spriteme1.png

spriteme1.png

100 ms

r1_back.png

r1_back.png

297 ms

spriteme2.png

spriteme2.png

103 ms

logomob.jpg

logomob.jpg

189 ms

blank.gif

blank.gif

197 ms

cnt_left_tr.gif

cnt_left_tr.gif

198 ms

mstyle1_bl.gif

mstyle1_bl.gif

196 ms

mstyle1_br.gif

mstyle1_br.gif

194 ms

seach.gif

seach.gif

287 ms

menu_logo.png

menu_logo.png

289 ms

spriteme3.png

spriteme3.png

253 ms

bullet-list.gif

bullet-list.gif

254 ms

spriteme6.png

spriteme6.png

411 ms

__utm.gif

__utm.gif

14 ms

theme.html

theme.html

106 ms

ddmenu_submenu.gif

ddmenu_submenu.gif

106 ms

smenu_l_placeholder.gif

smenu_l_placeholder.gif

110 ms

smenu_1.png

smenu_1.png

218 ms

smenu_splitter_placeholder.gif

smenu_splitter_placeholder.gif

125 ms

smenu_2.png

smenu_2.png

214 ms

smenu_3.png

smenu_3.png

281 ms

smenu_r_placeholder.gif

smenu_r_placeholder.gif

216 ms

seach1.gif

seach1.gif

222 ms

Accessibility Review

optica.kh.ua accessibility score

88

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

High

Form elements do not have associated labels

Best Practices

optica.kh.ua best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

optica.kh.ua SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    UK

  • Language Claimed

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Optica.kh.ua can be misinterpreted by Google and other search engines. Our service has detected that Ukrainian is used on the page, and it does not match the claimed Russian language. Our system also found out that Optica.kh.ua 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.

Social Sharing Optimization

optica.kh.ua

Open Graph description is not detected on the main page of Optica. 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: