Tools & Wizards About Us
hart-center.com screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

hart-center.com

Welcome to Metrology Lab Co.,Ltd.

Page Load Speed

3.1 sec in total

First Response

666 ms

Resources Loaded

2.2 sec

Page Rendered

246 ms

hart-center.com screenshot

About Website

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

VirtueMart works with Joomla! - the dynamic portal engine and content management system

Visit hart-center.com

Key Findings

We analyzed Hart-center.com page load time and found that the first response time was 666 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

hart-center.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value8.4 s

2/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.583

11/100

15%

TTI (Time to Interactive)

Value9.8 s

27/100

10%

Network Requests Diagram

hart-center.com

666 ms

vm-ltr-common.css

91 ms

vm-ltr-site.css

173 ms

vm-ltr-reviews.css

170 ms

chosen.css

171 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 98% of them (78 requests) were addressed to the original Hart-center.com, 3% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (666 ms) belongs to the original domain Hart-center.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 97.4 kB (17%)

Content Size

587.2 kB

After Optimization

489.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hart-center.com main page is 587.2 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. Images take 269.8 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 58.1 kB

  • Original 66.6 kB
  • After minification 58.3 kB
  • After compression 8.5 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. This page needs HTML code to be minified as it can gain 8.3 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 58.1 kB or 87% of the original size.

Image Optimization

-10%

Potential reduce by 25.8 kB

  • Original 269.8 kB
  • After minification 244.0 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. Hart Center images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 6.2 kB

  • Original 221.0 kB
  • After minification 221.0 kB
  • After compression 214.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-24%

Potential reduce by 7.3 kB

  • Original 29.8 kB
  • After minification 29.8 kB
  • After compression 22.5 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. Hart-center.com needs all CSS files to be minified and compressed as it can save up to 7.3 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (40%)

Requests Now

78

After Optimization

47

  • Images
  • JavaScript
  • CSS

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hart Center. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

hart-center.com

hart-center.com

666 ms

vm-ltr-common.css

vm-ltr-common.css

91 ms

vm-ltr-site.css

vm-ltr-site.css

173 ms

vm-ltr-reviews.css

vm-ltr-reviews.css

170 ms

chosen.css

chosen.css

171 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

167 ms

system.css

system.css

174 ms

position.css

position.css

175 ms

layout.css

layout.css

253 ms

general.css

general.css

252 ms

general_mozilla.css

general_mozilla.css

250 ms

personal.css

personal.css

255 ms

jquery.min.js

jquery.min.js

10 ms

jquery-migrate.min.js

jquery-migrate.min.js

261 ms

jquery-ui.min.js

jquery-ui.min.js

22 ms

jquery.ui.autocomplete.html.js

jquery.ui.autocomplete.html.js

260 ms

jquery.noconflict.js

jquery.noconflict.js

334 ms

vmsite.js

vmsite.js

333 ms

chosen.jquery.min.js

chosen.jquery.min.js

334 ms

dynupdate.js

dynupdate.js

334 ms

vmprices.js

vmprices.js

338 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

339 ms

mootools-core.js

mootools-core.js

501 ms

core.js

core.js

420 ms

mootools-more.js

mootools-more.js

596 ms

md_stylechanger.js

md_stylechanger.js

423 ms

hide.js

hide.js

423 ms

system.css

system.css

258 ms

bg2.png

bg2.png

101 ms

personal2.png

personal2.png

103 ms

Mlab%20Banner%20no17025%20Line%20QR%2027-10-23%20rz.jpg

Mlab%20Banner%20no17025%20Line%20QR%2027-10-23%20rz.jpg

252 ms

ecke.gif

ecke.gif

101 ms

navi_active.png

navi_active.png

103 ms

header-bg.gif

header-bg.gif

104 ms

arrow_down.png

arrow_down.png

168 ms

karo.gif

karo.gif

169 ms

plus.png

plus.png

169 ms

Memmert%20Bath%20WNB29SC%20Price_0x90.jpg

Memmert%20Bath%20WNB29SC%20Price_0x90.jpg

170 ms

Binder%20Oven%20FD-S56%20Price_0x90.jpg

Binder%20Oven%20FD-S56%20Price_0x90.jpg

171 ms

Rigosha%20Zahn%20Cup%2013_0x90.jpg

Rigosha%20Zahn%20Cup%2013_0x90.jpg

249 ms

Bevs%20logo_0x90.jpg

Bevs%20logo_0x90.jpg

251 ms

Binder%20logo29_0x90.jpg

Binder%20logo29_0x90.jpg

250 ms

Biuged%20logo5_0x90.jpg

Biuged%20logo5_0x90.jpg

252 ms

Jadenver%20logo6_0x90.jpg

Jadenver%20logo6_0x90.jpg

251 ms

Labthink%20logo_0x90.jpg

Labthink%20logo_0x90.jpg

331 ms

Memmert%20logo27_0x90.jpg

Memmert%20logo27_0x90.jpg

333 ms

Ohaus%20logo%2024_0x90.jpg

Ohaus%20logo%2024_0x90.jpg

333 ms

Phynix%20logo2_0x90.jpg

Phynix%20logo2_0x90.jpg

334 ms

Rigo%20logo_0x90.jpg

Rigo%20logo_0x90.jpg

334 ms

TQC%20sheen%20logo7_0x90.jpg

TQC%20sheen%20logo7_0x90.jpg

335 ms

spd_20100105150222_b_0x90.jpg

spd_20100105150222_b_0x90.jpg

412 ms

product101_1382064257_0_0x90.jpg

product101_1382064257_0_0x90.jpg

416 ms

spd_20150617142106_b_0x90.jpg

spd_20150617142106_b_0x90.jpg

418 ms

ME01%20Sphygmomanometer%20Calibrator%20pic_0x90.png

ME01%20Sphygmomanometer%20Calibrator%20pic_0x90.png

418 ms

Dry%20Block%20Calibrators%20pic_0x90.jpg

Dry%20Block%20Calibrators%20pic_0x90.jpg

420 ms

Viscosity%20%20Cup%20All%20type_0x90.jpg

Viscosity%20%20Cup%20All%20type_0x90.jpg

422 ms

noimage.gif

noimage.gif

495 ms

(Load%20cell)0.01g%20Electronic%20BalancePrecision%20Balance%20pic_0x90.jpg

(Load%20cell)0.01g%20Electronic%20BalancePrecision%20Balance%20pic_0x90.jpg

498 ms

1700%E2%84%83%20Vacuum%20atmosphere%20stirring%20furnace%20pic_0x90.jpg

1700%E2%84%83%20Vacuum%20atmosphere%20stirring%20furnace%20pic_0x90.jpg

499 ms

Digital%20Brinell%20hardness%20tester%20pic_0x90.jpg

Digital%20Brinell%20hardness%20tester%20pic_0x90.jpg

502 ms

Oven%20Binder%20FD-S%2056%203_0x90.jpg

Oven%20Binder%20FD-S%2056%203_0x90.jpg

501 ms

2KN%20Universal%20stretching%20testing%20%20pic_0x90.jpg

2KN%20Universal%20stretching%20testing%20%20pic_0x90.jpg

502 ms

Wet%20Abrasion%20Scrub%20Tester%20pic_0x90.jpg

Wet%20Abrasion%20Scrub%20Tester%20pic_0x90.jpg

576 ms

Adjustable%20Applicator%20pic_0x90.jpg

Adjustable%20Applicator%20pic_0x90.jpg

488 ms

TitilliumMaps29L002.otf

TitilliumMaps29L002.otf

489 ms

60%C2%B0%20%20Glossmeter%20pic_0x90.jpg

60%C2%B0%20%20Glossmeter%20pic_0x90.jpg

488 ms

Automatic%20Cupping%20Tester%20pic_0x90.jpg

Automatic%20Cupping%20Tester%20pic_0x90.jpg

517 ms

laboratory%20mixer%20pic_0x90.jpg

laboratory%20mixer%20pic_0x90.jpg

517 ms

Fineness%20of%20Grind%20Gauge%20pic_0x90.jpg

Fineness%20of%20Grind%20Gauge%20pic_0x90.jpg

550 ms

Wet%20Film%20Gauge%20pic_0x90.jpg

Wet%20Film%20Gauge%20pic_0x90.jpg

501 ms

Pencil%20Hardnss%20Tester%20pic_0x90.jpg

Pencil%20Hardnss%20Tester%20pic_0x90.jpg

504 ms

Multi-hatch%20Gauge%20pic_0x90.jpg

Multi-hatch%20Gauge%20pic_0x90.jpg

502 ms

backgrounds.png

backgrounds.png

503 ms

Fabric%20Color%20fastness%20Manual%20CrockMeter_0x90.jpg

Fabric%20Color%20fastness%20Manual%20CrockMeter_0x90.jpg

503 ms

ISO8307%20Sponge%20Rebound%20Rate%20Tester_0x90.jpg

ISO8307%20Sponge%20Rebound%20Rate%20Tester_0x90.jpg

500 ms

19_0x90.png

19_0x90.png

501 ms

CS220%202_0x90.jpg

CS220%202_0x90.jpg

504 ms

Fineness%20of%20Grind%20Gauges%2011_0x90.jpg

Fineness%20of%20Grind%20Gauges%2011_0x90.jpg

513 ms

tabs_back.png

tabs_back.png

506 ms

print.css

print.css

85 ms

Accessibility Review

hart-center.com accessibility score

87

Accessibility Issues

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

Form elements do not have associated labels

Best Practices

hart-center.com best practices score

67

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

hart-center.com SEO score

69

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

    TH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hart-center.com 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 Thai language. Our system also found out that Hart-center.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

hart-center.com

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