Tools & Wizards About Us
gemology.co.il screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 72

    SEO

    Google-friendlier than
    31% of websites

gemology.co.il

Center Of Gemological Studies | Gemological Courses

Page Load Speed

6.9 sec in total

First Response

407 ms

Resources Loaded

6.4 sec

Page Rendered

90 ms

gemology.co.il screenshot

About Website

Click here to check amazing Gemology content. Otherwise, check out these important facts you probably never knew about gemology.co.il

The Center of Gemological Studies was established by Eli Dori in 1979 and offers group and individual gemological courses in Hebrew and in English. This is the number 1 gemology course that will teach...

Visit gemology.co.il

Key Findings

We analyzed Gemology.co.il page load time and found that the first response time was 407 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

gemology.co.il performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

6/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value15.1 s

1/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0.321

36/100

15%

TTI (Time to Interactive)

Value10.0 s

27/100

10%

Network Requests Diagram

gemology.co.il

407 ms

www.gemology.co.il

388 ms

1369 ms

style.css

148 ms

settings.css

301 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 84% of them (73 requests) were addressed to the original Gemology.co.il, 11% (10 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Gemology.co.il.

Page Optimization Overview & Recommendations

Page size can be reduced by 236.0 kB (26%)

Content Size

914.5 kB

After Optimization

678.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gemology.co.il main page is 914.5 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. Javascripts take 490.4 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 72.0 kB

  • Original 88.8 kB
  • After minification 86.8 kB
  • After compression 16.8 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 72.0 kB or 81% of the original size.

Image Optimization

-23%

Potential reduce by 33.0 kB

  • Original 141.4 kB
  • After minification 108.4 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. Obviously, Gemology needs image optimization as it can save up to 33.0 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-21%

Potential reduce by 104.4 kB

  • Original 490.4 kB
  • After minification 490.4 kB
  • After compression 386.0 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 104.4 kB or 21% of the original size.

CSS Optimization

-14%

Potential reduce by 26.7 kB

  • Original 193.9 kB
  • After minification 193.9 kB
  • After compression 167.3 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. Gemology.co.il needs all CSS files to be minified and compressed as it can save up to 26.7 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 65 (92%)

Requests Now

71

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gemology. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 32 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gemology.co.il

gemology.co.il

407 ms

www.gemology.co.il

www.gemology.co.il

388 ms

1369 ms

style.css

style.css

148 ms

settings.css

settings.css

301 ms

whatsshare.css

whatsshare.css

433 ms

style.css

style.css

446 ms

elementor-icons.min.css

elementor-icons.min.css

455 ms

frontend-legacy-rtl.min.css

frontend-legacy-rtl.min.css

456 ms

frontend-rtl.min.css

frontend-rtl.min.css

614 ms

swiper.min.css

swiper.min.css

466 ms

post-5118.css

post-5118.css

575 ms

frontend-rtl.min.css

frontend-rtl.min.css

753 ms

all.min.css

all.min.css

610 ms

v4-shims.min.css

v4-shims.min.css

608 ms

global.css

global.css

619 ms

post-5144.css

post-5144.css

717 ms

style.min.css

style.min.css

765 ms

bootstrap.min.css

bootstrap.min.css

766 ms

font-awesome.min.css

font-awesome.min.css

772 ms

photoswipe.min.css

photoswipe.min.css

774 ms

default-skin.min.css

default-skin.min.css

859 ms

styles.css

styles.css

901 ms

style.min.css

style.min.css

915 ms

style.css

style.css

911 ms

rtl.min.css

rtl.min.css

918 ms

rtl.css

rtl.css

923 ms

sharing.css

sharing.css

1003 ms

css

css

30 ms

fontawesome.min.css

fontawesome.min.css

1052 ms

solid.min.css

solid.min.css

1059 ms

jquery.min.js

jquery.min.js

1225 ms

jquery-migrate.min.js

jquery-migrate.min.js

1075 ms

jquery.themepunch.tools.min.js

jquery.themepunch.tools.min.js

1236 ms

jquery.themepunch.revolution.min.js

jquery.themepunch.revolution.min.js

1295 ms

whatsshare.js

whatsshare.js

1198 ms

v4-shims.min.js

v4-shims.min.js

1208 ms

css

css

28 ms

animations.min.css

animations.min.css

1226 ms

app.min.js

app.min.js

1342 ms

app.min.js

app.min.js

1355 ms

bootstrap.min.js

bootstrap.min.js

1242 ms

frontend.min.js

frontend.min.js

1248 ms

masterslider.min.js

masterslider.min.js

976 ms

photoswipe.min.js

photoswipe.min.js

1005 ms

photoswipe-ui-default.min.js

photoswipe-ui-default.min.js

1045 ms

app.min.js

app.min.js

1061 ms

scripts.min.js

scripts.min.js

1077 ms

app.min.js

app.min.js

986 ms

webpack-pro.runtime.min.js

webpack-pro.runtime.min.js

985 ms

webpack.runtime.min.js

webpack.runtime.min.js

1034 ms

frontend-modules.min.js

frontend-modules.min.js

1052 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

1075 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

983 ms

wp-polyfill.min.js

wp-polyfill.min.js

962 ms

hooks.min.js

hooks.min.js

965 ms

i18n.min.js

i18n.min.js

1021 ms

frontend.min.js

frontend.min.js

1046 ms

waypoints.min.js

waypoints.min.js

1072 ms

core.min.js

core.min.js

992 ms

swiper.min.js

swiper.min.js

981 ms

style.min.css

style.min.css

969 ms

share-link.min.js

share-link.min.js

1018 ms

dialog.min.js

dialog.min.js

1050 ms

rtl.min.css

rtl.min.css

1072 ms

frontend.min.js

frontend.min.js

1042 ms

preloaded-elements-handlers.min.js

preloaded-elements-handlers.min.js

1139 ms

preloaded-modules.min.js

preloaded-modules.min.js

987 ms

jquery.sticky.min.js

jquery.sticky.min.js

1069 ms

header.png

header.png

452 ms

hdr-nobile2.jpg

hdr-nobile2.jpg

166 ms

waze-logo-300x117.jpg

waze-logo-300x117.jpg

165 ms

ga.js

ga.js

83 ms

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memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

91 ms

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101 ms

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120 ms

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124 ms

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122 ms

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memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVc.ttf

124 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

307 ms

tDbK2oqRg1oM3QBjjcaDkOr4nAfcGw.ttf

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121 ms

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122 ms

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122 ms

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tDbV2oqRg1oM3QBjjcaDkOJGiRD7OwQ.ttf

123 ms

__utm.gif

__utm.gif

35 ms

fa-solid-900.woff

fa-solid-900.woff

438 ms

fa-regular-400.woff

fa-regular-400.woff

153 ms

Accessibility Review

gemology.co.il accessibility score

82

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-*] attributes do not match their roles

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.

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

Links do not have a discernible name

Tables and lists

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

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

gemology.co.il 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

gemology.co.il SEO score

72

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

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

    HE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gemology.co.il can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed language. Our system also found out that Gemology.co.il 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

gemology.co.il

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