1.9 sec in total
206 ms
1.6 sec
168 ms
Click here to check amazing Vlook Optical content. Otherwise, check out these important facts you probably never knew about vlookoptical.com
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Visit vlookoptical.comWe analyzed Vlookoptical.com page load time and found that the first response time was 206 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
vlookoptical.com performance score
name
value
score
weighting
Value1.9 s
87/100
10%
Value11.7 s
0/100
25%
Value12.7 s
3/100
10%
Value1,210 ms
20/100
30%
Value0.093
91/100
15%
Value15.2 s
7/100
10%
206 ms
93 ms
41 ms
432 ms
74 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 29% of them (22 requests) were addressed to the original Vlookoptical.com, 36% (28 requests) were made to Img.vlookoptical.com and 4% (3 requests) were made to D11mqqjj4dkdrj.cloudfront.net. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Img.vlookoptical.com.
Page size can be reduced by 260.9 kB (10%)
2.6 MB
2.3 MB
In fact, the total size of Vlookoptical.com main page is 2.6 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. 55% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.
Potential reduce by 147.8 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 147.8 kB or 74% of the original size.
Potential reduce by 109.7 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. Vlook Optical images are well optimized though.
Potential reduce by 1.1 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. This website has mostly compressed JavaScripts.
Potential reduce by 2.2 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. Vlookoptical.com has all CSS files already compressed.
Number of requests can be reduced by 29 (39%)
74
45
The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vlook Optical. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
vlookoptical.com
206 ms
gtm.js
93 ms
fbevents.js
41 ms
1fb24a38e47954a1e0257c08a.js
432 ms
vck.js
74 ms
common.css
25 ms
iconfont.min.css
92 ms
gfonts.min.css
67 ms
style.min.css
73 ms
mc-iconfont.js
73 ms
lazysizes.min.js
66 ms
email-decode.min.js
35 ms
require.js
87 ms
57430ae510744e40b97c803b1cac11dd.min.js
65 ms
v84a3a4012de94ce1a686ba8c167c359c1696973893317
88 ms
2a852a9241db44fa824c7c947b8c070b.gif
273 ms
f-banner-bottom-pc.png
257 ms
logo.png
108 ms
trustpilot.svg
135 ms
tiktok.svg
140 ms
f-banner-bottom-m.png
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f-bb-code-pc.png
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f-bb-code-m.png
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f-new-banner-m.jpg
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f-new-banner-pc.jpg
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f-flash-sale-banner-m.gif
255 ms
f-flash-sale-banner-pc.gif
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f-clear-glasses-pc.jpg
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f-tortoiseshell-pc.jpg
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f-designer-banner-m.jpg
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list-fashion1.jpg
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init.min.js
64 ms
js
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analytics.js
168 ms
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core.js
161 ms
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bat.js
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ld.js
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font_qq8hyq97xm.woff
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base.min.js
103 ms
vue.min.js
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store.modern.min.js
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i18n.min.js
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vue-clickaway.min.js
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fashion.min.js
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bundle.min.js
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collect
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syncframe
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jquery.min.js
26 ms
swiper-bundle.min.js
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collect
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event
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ga-audiences
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34 ms
vlookoptical.com 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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
vlookoptical.com 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
vlookoptical.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vlookoptical.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Vlookoptical.com 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.
vlookoptical.com
Open Graph description is not detected on the main page of Vlook Optical. 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: