Access guarantees.co. Amazon.com : Consistent Height Driver Golf Tees, 3 1/4" Long Adjustable Low Resistance Marked Tee Pa...

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value4,110 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.205

61/100

15%

TTI (Time to Interactive)

Value19.0 s

3/100

10%

guarantees.co

13 ms

1972 ms

11EIQ5IGqaL._RC%7C01e5ncglxyL.css,01lF2n-pPaL.css,519YvOBDG8L.css,31uBZQYbDJL.css,11hEAfyy4tL.css,01qPl4hxayL.css,01pOTCa2wPL.css,413Vvv3GONL.css,11TIuySqr6L.css,01Rw4F+QU6L.css,11vYg+mVuGL.css,01J3raiFJrL.css,01IdKcBuAdL.css,01dRHIoUjnL.css,21lFcV0hmCL.css,01W0RNXC6mL.css,51nYRMITMLL.css,01XPHJk60-L.css,11wvSzGn6tL.css,01ANX9Vx1mL.css,01cvE3JoRWL.css,21qiQ1rOUAL.css,11wazUu-8nL.css,21RWaJb6t+L.css,11yLJpkAxFL.css,216LjtW6ADL.css,01CFUgsA-YL.css,313tC6rl1gL.css,116t+WD27UL.css,11yEzLYDg2L.css,113QjYEJj-L.css,11BdrZWOJpL.css,01r-hR9jMmL.css,01X+Gu6WK9L.css,21ZVss5T32L.css,114W6O7j2oL.css,01LzHhtXxxL.css,21zi3R-XjNL.css,115pt6oW+ZL.css,11hvENnYNUL.css,11Qek6G6pNL.css,01890+Vwk8L.css,01bDiPuBD6L.css,01cbS3UK11L.css,21F85am0yFL.css,016mfgi+D2L.css,01WslS8q5ML.css,21zhgeMzYSL.css,016Sx2kF1+L.css_.css

17 ms

41UUdmm7zEL._RC%7C71ye8semENL.css,51e-e3YDwLL.css,21q6fHDJ0OL.css,119KcSi-BAL.css,21Hc1s0-E4L.css,31YZpDCYJPL.css,21pkK7OQMnL.css,41EtvNY2OrL.css,110Nj+wUGYL.css,31K0jc2KvHL.css,01R53xsjpjL.css,21KQnzhmfTL.css,41yKpEQVJkL.css_.css

35 ms

ATVPDKIKX0DER:139-4292036-3724833:71W742EYD0DR0VJVFDMJ$uedata=s:%2Frd%2Fuedata%3Fstaticb%26id%3D71W742EYD0DR0VJVFDMJ:0

31 ms

Our browser made a total of 200 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Guarantees.co, 70% (140 requests) were made to M.media-amazon.com and 19% (38 requests) were made to Images-na.ssl-images-amazon.com. The less responsive or slowest element that took the longest time to load (20.4 sec) relates to the external source Cloudfront-labs.amazonaws.com.

Content Size

6.9 MB

After Optimization

4.7 MB

In fact, the total size of Guarantees.co main page is 6.9 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. Only a small number of websites need less resources to load. Javascripts take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 1.7 MB

Original 2.0 MB
After minification 2.0 MB
After compression 366.4 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 1.7 MB or 82% of the original size.

Image Optimization

-10%

Potential reduce by 46.9 kB

Original 467.6 kB
After minification 420.7 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. Guaran Tees images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 5.3 kB

Original 3.4 MB
After minification 3.4 MB
After compression 3.4 MB

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

-49%

Potential reduce by 462.4 kB

Original 947.6 kB
After minification 947.0 kB
After compression 485.2 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. Guarantees.co needs all CSS files to be minified and compressed as it can save up to 462.4 kB or 49% of the original size.

Requests Now

189

After Optimization

The browser has sent 189 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Guaran Tees. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 80 to 1 for JavaScripts and from 39 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

[role]s do not have all required [aria-*] attributes

High

[role] values are not valid

High

[aria-*] attributes do not have valid values

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

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

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

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

High

Links are not crawlable

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

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Guarantees.co 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 Guarantees.co 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 description is not detected on the main page of Guaran Tees. 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: