Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

glassesinaday.com

Glasses in a Day | Get Overnight Delivery on Prescription Eyeglasses

Page Load Speed

991 ms in total

First Response

68 ms

Resources Loaded

723 ms

Page Rendered

200 ms

glassesinaday.com screenshot

About Website

Click here to check amazing Glasses In A Day content for United States. Otherwise, check out these important facts you probably never knew about glassesinaday.com

Fill your eyeglasses prescription online by 3:00pm (EST) and get your new glasses tomorrow with free overnight delivery from Glasses in a Day. *Limits apply

Visit glassesinaday.com

Key Findings

We analyzed Glassesinaday.com page load time and found that the first response time was 68 ms and then it took 923 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

glassesinaday.com performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value1,750 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.111

87/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

Network Requests Diagram

glassesinaday.com

68 ms

www.glassesinaday.com

49 ms

www.glassesinaday.com

110 ms

layerslider.css

20 ms

style.min.css

25 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 86% of them (73 requests) were addressed to the original Glassesinaday.com, 8% (7 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (324 ms) belongs to the original domain Glassesinaday.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 89.5 kB (10%)

Content Size

905.7 kB

After Optimization

816.3 kB

In fact, the total size of Glassesinaday.com main page is 905.7 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. 65% of websites need less resources to load. Images take 500.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 86.3 kB

  • Original 104.7 kB
  • After minification 102.5 kB
  • After compression 18.4 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 86.3 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 500.9 kB
  • After minification 500.9 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. Glasses In A Day images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 605 B

  • Original 188.1 kB
  • After minification 188.1 kB
  • After compression 187.5 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

-2%

Potential reduce by 2.6 kB

  • Original 112.1 kB
  • After minification 112.1 kB
  • After compression 109.5 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. Glassesinaday.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 42 (57%)

Requests Now

74

After Optimization

32

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Glasses In A Day. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

glassesinaday.com 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

Heading elements are not in a sequentially-descending order

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

glassesinaday.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

glassesinaday.com SEO score

82

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

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