Tools & Wizards About Us

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

sempana.com

PT. Sempana Jaya Agung | Aluminum Zinc Die Casting Indonesia - Home

Page Load Speed

8 sec in total

First Response

1.2 sec

Resources Loaded

6.7 sec

Page Rendered

92 ms

About Website

Click here to check amazing Sempana content for Indonesia. Otherwise, check out these important facts you probably never knew about sempana.com

Kami merupakan perusahaan yang menggunakan Aluminium dan Zinc untuk bidang Die Casting.

Visit sempana.com

Key Findings

We analyzed Sempana.com page load time and found that the first response time was 1.2 sec and then it took 6.8 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

sempana.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.379

28/100

15%

TTI (Time to Interactive)

Value5.7 s

68/100

10%

Network Requests Diagram

www.sempana.com

1201 ms

mod_jflanguageselection.css

251 ms

mootools.js

754 ms

caption.js

759 ms

rokslideshow.js

768 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 Sempana.com, 11% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Sempana.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.3 kB (9%)

Content Size

161.9 kB

After Optimization

146.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sempana.com main page is 161.9 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. Only 10% of websites need less resources to load. Images take 104.7 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 5.4 kB

  • Original 7.9 kB
  • After minification 7.6 kB
  • After compression 2.6 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 5.4 kB or 68% of the original size.

Image Optimization

-6%

Potential reduce by 6.6 kB

  • Original 104.7 kB
  • After minification 98.0 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. Sempana images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 1.0 kB

  • Original 42.6 kB
  • After minification 42.6 kB
  • After compression 41.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-33%

Potential reduce by 2.2 kB

  • Original 6.7 kB
  • After minification 6.5 kB
  • After compression 4.5 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. Sempana.com needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 33% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (44%)

Requests Now

18

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sempana. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sempana.com accessibility score

90

Accessibility Issues

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

Internationalization and localization

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

Impact

Issue

High

[lang] attributes do not have a valid value

Best Practices

sempana.com best practices score

75

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

SEO Factors

sempana.com SEO score

89

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sempana.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 Sempana.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

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