Tools & Wizards About Us
spex4less.com screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

spex4less.com

Prescription Glasses Online | Spex4Less

Page Load Speed

3.2 sec in total

First Response

299 ms

Resources Loaded

1.4 sec

Page Rendered

1.5 sec

spex4less.com screenshot

About Website

Visit spex4less.com now to see the best up-to-date Spex4 Less content for United Kingdom and also check out these interesting facts you probably never knew about spex4less.com

Buy affordable, high-quality glasses online. Shop our extensive collection for the best value and styles, with top-rated customer service.

Visit spex4less.com

Key Findings

We analyzed Spex4less.com page load time and found that the first response time was 299 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

spex4less.com performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value10.5 s

0/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value2,350 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.817

4/100

15%

TTI (Time to Interactive)

Value17.6 s

4/100

10%

Network Requests Diagram

www.spex4less.com

299 ms

styles.css

30 ms

wallets.css

120 ms

load-stripe.js

39 ms

email-decode.min.js

21 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 91% of them (41 requests) were addressed to the original Spex4less.com, 7% (3 requests) were made to Googletagmanager.com and 2% (1 request) were made to Static.cloudflareinsights.com. The less responsive or slowest element that took the longest time to load (822 ms) belongs to the original domain Spex4less.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (36%)

Content Size

3.4 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Spex4less.com main page is 3.4 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. 45% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 1.1 MB

  • Original 1.5 MB
  • After minification 1.5 MB
  • After compression 370.3 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 1.1 MB or 75% of the original size.

Image Optimization

-6%

Potential reduce by 118.2 kB

  • Original 1.9 MB
  • After minification 1.7 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. Spex4 Less images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 17 B

  • Original 655 B
  • After minification 655 B
  • After compression 638 B

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

-3%

Potential reduce by 899 B

  • Original 34.2 kB
  • After minification 34.2 kB
  • After compression 33.3 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. Spex4less.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (16%)

Requests Now

43

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spex4 Less. 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 as a result speed up the page load time.

Network Requests Diagram

www.spex4less.com

www.spex4less.com

299 ms

styles.css

styles.css

30 ms

wallets.css

wallets.css

120 ms

load-stripe.js

load-stripe.js

39 ms

email-decode.min.js

email-decode.min.js

21 ms

output.css

output.css

423 ms

alpine3.min.js

alpine3.min.js

161 ms

vedd3670a3b1c4e178fdfb0cc912d969e1713874337387

vedd3670a3b1c4e178fdfb0cc912d969e1713874337387

159 ms

gtm.js

gtm.js

137 ms

s4l-logo.svg

s4l-logo.svg

23 ms

varifocal-menu-img.jpg

varifocal-menu-img.jpg

126 ms

offers3.jpg

offers3.jpg

127 ms

menu-lenses.jpg

menu-lenses.jpg

156 ms

lenses-reading.jpg

lenses-reading.jpg

143 ms

glasses_choice.jpg

glasses_choice.jpg

144 ms

offers4.jpg

offers4.jpg

349 ms

hero-banner.jpg

hero-banner.jpg

349 ms

hero-banner-tall.jpg

hero-banner-tall.jpg

350 ms

rayban_small.jpg

rayban_small.jpg

352 ms

prescription_sunglasses_block.jpg

prescription_sunglasses_block.jpg

350 ms

sports_bike.jpg

sports_bike.jpg

352 ms

reglaze-2.jpg

reglaze-2.jpg

352 ms

mens_glasses_block.jpg

mens_glasses_block.jpg

365 ms

womens_glasses_block.jpg

womens_glasses_block.jpg

366 ms

reviews_block.jpg

reviews_block.jpg

380 ms

0rb3025__001_33_kl8nxibd7eoxo8lk.jpg

0rb3025__001_33_kl8nxibd7eoxo8lk.jpg

660 ms

ray-ban.jpg

ray-ban.jpg

512 ms

ac7_final.png

ac7_final.png

511 ms

salvini.jpg

salvini.jpg

512 ms

ys013-c1_blue.jpg

ys013-c1_blue.jpg

513 ms

_image_38_20732.jpg

_image_38_20732.jpg

513 ms

radley.jpg

radley.jpg

563 ms

single_vision_block_3.jpg

single_vision_block_3.jpg

605 ms

reading_block_2.jpg

reading_block_2.jpg

606 ms

varifocal_block2.jpg

varifocal_block2.jpg

606 ms

bifocal_block_3.jpg

bifocal_block_3.jpg

644 ms

frame_step.jpg

frame_step.jpg

651 ms

lenses_step.jpg

lenses_step.jpg

686 ms

prescription_step.jpg

prescription_step.jpg

693 ms

order_step.jpg

order_step.jpg

822 ms

delivery_step.jpg

delivery_step.jpg

757 ms

covering_eye2.jpg

covering_eye2.jpg

783 ms

js

js

101 ms

destination

destination

46 ms

main.js

main.js

12 ms

Accessibility Review

spex4less.com accessibility score

84

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs 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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

spex4less.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

spex4less.com SEO score

79

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spex4less.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 Spex4less.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.

Social Sharing Optimization

spex4less.com

Open Graph data is detected on the main page of Spex4 Less. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: