Tools & Wizards About Us
gemlogisusa.com screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

gemlogisusa.com

Gemlogis | Best Diamond Testers

Page Load Speed

1.3 sec in total

First Response

74 ms

Resources Loaded

1.1 sec

Page Rendered

59 ms

gemlogisusa.com screenshot

About Website

Welcome to gemlogisusa.com homepage info - get ready to check Gemlogis Usa best content right away, or after learning these important things about gemlogisusa.com

Gemlogis provide the most accurate diamond and gemstone testers. We specialize in differentiating natural diamonds, CVD or synthetic diamonds, HPHT treated and other gemstones.

Visit gemlogisusa.com

Key Findings

We analyzed Gemlogisusa.com page load time and found that the first response time was 74 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

gemlogisusa.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value5.4 s

57/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

www.gemlogisusa.com

74 ms

minified.js

37 ms

focus-within-polyfill.js

31 ms

polyfill.min.js

37 ms

thunderbolt-commons.8add2233.bundle.min.js

164 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Gemlogisusa.com, 38% (20 requests) were made to Static.wixstatic.com and 33% (17 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (738 ms) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 560.4 kB (58%)

Content Size

973.8 kB

After Optimization

413.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Gemlogisusa.com main page is 973.8 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. 50% of websites need less resources to load. HTML takes 639.5 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 509.8 kB

  • Original 639.5 kB
  • After minification 637.7 kB
  • After compression 129.7 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 509.8 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 2.5 kB

  • Original 44.9 kB
  • After minification 42.3 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. Gemlogis Usa images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 48.1 kB

  • Original 289.4 kB
  • After minification 289.4 kB
  • After compression 241.3 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 48.1 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (29%)

Requests Now

35

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gemlogis Usa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.gemlogisusa.com

www.gemlogisusa.com

74 ms

minified.js

minified.js

37 ms

focus-within-polyfill.js

focus-within-polyfill.js

31 ms

polyfill.min.js

polyfill.min.js

37 ms

thunderbolt-commons.8add2233.bundle.min.js

thunderbolt-commons.8add2233.bundle.min.js

164 ms

main.1550a9c2.bundle.min.js

main.1550a9c2.bundle.min.js

180 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

163 ms

lodash.min.js

lodash.min.js

179 ms

react.production.min.js

react.production.min.js

162 ms

react-dom.production.min.js

react-dom.production.min.js

164 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

179 ms

Gemlogis%20Logo.jpg

Gemlogis%20Logo.jpg

327 ms

bundle.min.js

bundle.min.js

86 ms

11062b_c4e7499e6335490a9692ad5bd3883fd5~mv2.png

11062b_c4e7499e6335490a9692ad5bd3883fd5~mv2.png

47 ms

898d1d_0c54a3ae7d714b8283e102d56ffe4c7f~mv2.jpg

898d1d_0c54a3ae7d714b8283e102d56ffe4c7f~mv2.jpg

250 ms

Untitled-2.jpg

Untitled-2.jpg

219 ms

GEM-home-thumbs%20vistapro.jpg

GEM-home-thumbs%20vistapro.jpg

293 ms

GEM-home-thumbs%20vista.jpg

GEM-home-thumbs%20vista.jpg

274 ms

Gemlogis%20Logo.jpg

Gemlogis%20Logo.jpg

273 ms

11062b_5c6719f355894992a4ffad6a33a9749b~mv2.jpg

11062b_5c6719f355894992a4ffad6a33a9749b~mv2.jpg

342 ms

Gemlogis%20Logo.jpg

Gemlogis%20Logo.jpg

334 ms

luxury-diamonds-2021-08-26-17-52-05-utc.jpg

luxury-diamonds-2021-08-26-17-52-05-utc.jpg

517 ms

Colorful%20Crystal.jpg

Colorful%20Crystal.jpg

355 ms

tweezers-and-cut-diamonds-2022-03-08-00-59-51-utc.jpg

tweezers-and-cut-diamonds-2022-03-08-00-59-51-utc.jpg

432 ms

assure%20diamond%20test%20copy.jpg

assure%20diamond%20test%20copy.jpg

612 ms

HK-Logo.jpg

HK-Logo.jpg

499 ms

jck.png

jck.png

530 ms

1920233751_01.png

1920233751_01.png

552 ms

BKK-fair-logo.jpg

BKK-fair-logo.jpg

603 ms

london-diamond-bourse-2.png

london-diamond-bourse-2.png

642 ms

vicenzaoro.png

vicenzaoro.png

738 ms

nsplsh_e6217db284124efb8fd1e482b2b80751~mv2.jpg

nsplsh_e6217db284124efb8fd1e482b2b80751~mv2.jpg

659 ms

138 ms

133 ms

134 ms

133 ms

130 ms

128 ms

171 ms

171 ms

165 ms

165 ms

163 ms

9VWMTeb5jtXkNoTv949NpRsxEYwM7FgeyaSgU71cLG0.woff

9VWMTeb5jtXkNoTv949NpRsxEYwM7FgeyaSgU71cLG0.woff

4 ms

aDjpMND83pDErGXlVEr-SRsxEYwM7FgeyaSgU71cLG0.woff

aDjpMND83pDErGXlVEr-SRsxEYwM7FgeyaSgU71cLG0.woff

5 ms

deprecation-en.v5.html

deprecation-en.v5.html

5 ms

bolt-performance

bolt-performance

24 ms

deprecation-style.v5.css

deprecation-style.v5.css

7 ms

right-arrow.svg

right-arrow.svg

17 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

4 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

5 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

9 ms

Accessibility Review

gemlogisusa.com accessibility score

96

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

Best Practices

gemlogisusa.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

gemlogisusa.com SEO score

91

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

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 Gemlogisusa.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 Gemlogisusa.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

gemlogisusa.com

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