Access opticontacts.com. Contact Lenses Online

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value20.1 s

0/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value3,610 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.69

7/100

15%

TTI (Time to Interactive)

Value23.3 s

1/100

10%

opticontacts.com

70 ms

opticontacts.com

99 ms

www.opticontacts.com

128 ms

tp.widget.bootstrap.min.js

86 ms

ld.js

109 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 68% of them (89 requests) were addressed to the original Opticontacts.com, 11% (14 requests) were made to Fonts.gstatic.com and 3% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (654 ms) belongs to the original domain Opticontacts.com.

Content Size

4.2 MB

After Optimization

4.0 MB

In fact, the total size of Opticontacts.com main page is 4.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 145.9 kB

Original 181.4 kB
After minification 181.3 kB
After compression 35.5 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. 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 145.9 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 5 B

Original 3.5 MB
After minification 3.5 MB

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. Opti Contacts images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 8.7 kB

Original 381.9 kB
After minification 381.9 kB
After compression 373.1 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.

CSS Optimization

-10%

Potential reduce by 12.5 kB

Original 120.8 kB
After minification 120.8 kB
After compression 108.3 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. Opticontacts.com has all CSS files already compressed.

Requests Now

113

After Optimization

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Opti Contacts. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve keyboard navigation in your application.

High

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

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Opticontacts.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 Opticontacts.com main page’s claimed encoding is windows-1252. 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.

Social Sharing Optimization

opticontacts.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Contact Lenses Online | OptiContacts.com

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

opticontacts.com

opticontacts.com

www.opticontacts.com

tp.widget.bootstrap.min.js

ld.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

opticontacts.com

opticontacts.com

www.opticontacts.com

tp.widget.bootstrap.min.js

ld.js

gtm.js

conversion.js

pa-5d3201973a70310008000003.js

css

bootstrap.css

style.css

swiper.css

dark.css

font-icons.css

animate.css

magnific-popup.css

responsive.css

74a0b722f4f5bbb0efd4039105346bef8

custom.css

jquery.min.js

jquery.enhanced.cookie.js

firebase-app.js

firebase-analytics.js

firebase-messaging.js

initialize-sw.js

css2

autocomplete.css

widget.js

frameSearchLabels.min.css

css2

css2

email-decode.min.js

plugins.js

config.js

png-fix.js

jquery-func.js

jquery.pstrength-min.1.2.js

global.js

jquery-plugins.js

pform.js

affiliate_track.js

jquery.autocomplete.js

178074_medal.js