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grastron.com screenshot

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

grastron.com

Pro-AV Manufacturer - Grastron

Page Load Speed

4.6 sec in total

First Response

853 ms

Resources Loaded

2.5 sec

Page Rendered

1.3 sec

grastron.com screenshot

About Website

Visit grastron.com now to see the best up-to-date Grastron content and also check out these interesting facts you probably never knew about grastron.com

GRASTRON, a professional AV OEM/ODM manufacturer, designs and develops BYOD content sharing, collaboration, and video conferencing solutions for mainly corporate and education markets.

Visit grastron.com

Key Findings

We analyzed Grastron.com page load time and found that the first response time was 853 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

grastron.com performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.241

51/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

www.grastron.com

853 ms

lazyload.js

158 ms

slider.css

266 ms

magnific-popup.css

243 ms

mediaelementplayer.min.css

271 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 89% of them (17 requests) were addressed to the original Grastron.com, 11% (2 requests) were made to Hk03-1251009151.file.myqcloud.com. The less responsive or slowest element that took the longest time to load (853 ms) belongs to the original domain Grastron.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 75.5 kB (45%)

Content Size

167.5 kB

After Optimization

91.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Grastron.com main page is 167.5 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. 20% of websites need less resources to load. HTML takes 74.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 59.7 kB

  • Original 74.6 kB
  • After minification 74.5 kB
  • After compression 14.8 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 59.7 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 18.6 kB
  • After minification 18.6 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. Grastron images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 14.4 kB

  • Original 56.9 kB
  • After minification 56.8 kB
  • After compression 42.6 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 14.4 kB or 25% of the original size.

CSS Optimization

-8%

Potential reduce by 1.4 kB

  • Original 17.4 kB
  • After minification 17.4 kB
  • After compression 15.9 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. Grastron.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (72%)

Requests Now

18

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Grastron. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.grastron.com

www.grastron.com

853 ms

lazyload.js

lazyload.js

158 ms

slider.css

slider.css

266 ms

magnific-popup.css

magnific-popup.css

243 ms

mediaelementplayer.min.css

mediaelementplayer.min.css

271 ms

hf.css

hf.css

278 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

321 ms

m_menu_01.js

m_menu_01.js

198 ms

slider.js

slider.js

279 ms

mediaelement-and-player.js

mediaelement-and-player.js

442 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

319 ms

cell_video_popup_144.js

cell_video_popup_144.js

313 ms

jquery.appear.js

jquery.appear.js

337 ms

jquery.countTo.js

jquery.countTo.js

360 ms

cell_count.js

cell_count.js

434 ms

go_to_top_01.js

go_to_top_01.js

408 ms

2022-3-4-1646360816317.png

2022-3-4-1646360816317.png

722 ms

2022-8-5-1659684870778.jpg

2022-8-5-1659684870778.jpg

358 ms

mejs-controls.svg

mejs-controls.svg

102 ms

Accessibility Review

grastron.com accessibility score

79

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

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

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

grastron.com 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

grastron.com SEO score

77

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

High

Document doesn't have a valid hreflang

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

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 Grastron.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 Grastron.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

grastron.com

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