Report Summary

  • 49

    Performance

    Renders faster than
    68% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

gemdat.org

Gemstone Database - Gems and gemology, Gem Localities, Photos and Data

Page Load Speed

1.8 sec in total

First Response

211 ms

Resources Loaded

1.4 sec

Page Rendered

159 ms

gemdat.org screenshot

About Website

Visit gemdat.org now to see the best up-to-date Gem Dat content for Turkey and also check out these interesting facts you probably never knew about gemdat.org

The web's most comprehensive and regularly updated gemogy database with information on gems from around the world and thousands of photos

Visit gemdat.org

Key Findings

We analyzed Gemdat.org page load time and found that the first response time was 211 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

gemdat.org performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value1,060 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.8 s

35/100

10%

Network Requests Diagram

gemdat.org

211 ms

www.gemdat.org

395 ms

gemdat.css

215 ms

jquery.min.js

359 ms

jquery-ui-1.7.1.custom.min.js

208 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 94% of them (31 requests) were addressed to the original Gemdat.org, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (422 ms) belongs to the original domain Gemdat.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 291.1 kB (58%)

Content Size

499.5 kB

After Optimization

208.4 kB

In fact, the total size of Gemdat.org main page is 499.5 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. 25% of websites need less resources to load. Javascripts take 225.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 30.0 kB

  • Original 40.7 kB
  • After minification 40.5 kB
  • After compression 10.7 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 30.0 kB or 74% of the original size.

Image Optimization

-11%

Potential reduce by 11.1 kB

  • Original 104.4 kB
  • After minification 93.3 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. Obviously, Gem Dat needs image optimization as it can save up to 11.1 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 140.4 kB

  • Original 225.3 kB
  • After minification 215.9 kB
  • After compression 84.9 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 140.4 kB or 62% of the original size.

CSS Optimization

-85%

Potential reduce by 109.6 kB

  • Original 129.2 kB
  • After minification 103.8 kB
  • After compression 19.5 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. Gemdat.org needs all CSS files to be minified and compressed as it can save up to 109.6 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (41%)

Requests Now

29

After Optimization

17

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gem Dat. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

gemdat.org accessibility score

90

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Form elements do not have associated labels

Best Practices

gemdat.org best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

SEO Factors

gemdat.org SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gemdat.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Gemdat.org 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 Gem Dat. 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: