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sanna.com.hk screenshot

Report Summary

  • 69

    Performance

    Renders faster than
    80% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

sanna.com.hk

Sanna Energy Consultant,IT maintenance,IT support,Computer support, computer services, it service, it solution, it maintenance, pc support, it help de...

Page Load Speed

5.4 sec in total

First Response

877 ms

Resources Loaded

4.4 sec

Page Rendered

190 ms

sanna.com.hk screenshot

About Website

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

it maintenance,it support,computer support, computer services, it service, it solution, it maintenance, pc support, it help desk, helpdesk services,IT OUT SOURCING,computer maintenance,it maintenance,...

Visit sanna.com.hk

Key Findings

We analyzed Sanna.com.hk page load time and found that the first response time was 877 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

sanna.com.hk performance score

69

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value5.5 s

54/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.4 s

72/100

10%

Network Requests Diagram

sanna.com.hk

877 ms

sanna.com.hk

874 ms

main.css

209 ms

ddlevelsmenu-base.css

420 ms

ddlevelsmenu-topbar.css

627 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 90% of them (37 requests) were addressed to the original Sanna.com.hk, 7% (3 requests) were made to Google-analytics.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Sanna.com.hk.

Page Optimization Overview & Recommendations

Page size can be reduced by 17.3 kB (34%)

Content Size

50.4 kB

After Optimization

33.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sanna.com.hk main page is 50.4 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 21.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 16.9 kB

  • Original 20.7 kB
  • After minification 18.8 kB
  • After compression 3.8 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 16.9 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 7.5 kB
  • After minification 7.5 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. Sanna images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 105 B

  • Original 21.2 kB
  • After minification 21.2 kB
  • After compression 21.1 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

-25%

Potential reduce by 252 B

  • Original 996 B
  • After minification 968 B
  • After compression 744 B

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. Sanna.com.hk needs all CSS files to be minified and compressed as it can save up to 252 B or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (8%)

Requests Now

39

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sanna. 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 CSS and as a result speed up the page load time.

Network Requests Diagram

sanna.com.hk

sanna.com.hk

877 ms

sanna.com.hk

sanna.com.hk

874 ms

main.css

main.css

209 ms

ddlevelsmenu-base.css

ddlevelsmenu-base.css

420 ms

ddlevelsmenu-topbar.css

ddlevelsmenu-topbar.css

627 ms

ddlevelsmenu-sidebar.css

ddlevelsmenu-sidebar.css

628 ms

ddlevelsmenu.js

ddlevelsmenu.js

641 ms

bg.jpg

bg.jpg

420 ms

logo.jpg

logo.jpg

483 ms

hotline.jpg

hotline.jpg

463 ms

b_service_a.jpg

b_service_a.jpg

428 ms

b_product_a.jpg

b_product_a.jpg

485 ms

b_client_a.jpg

b_client_a.jpg

640 ms

b_about_a.jpg

b_about_a.jpg

660 ms

b_contact_a.jpg

b_contact_a.jpg

670 ms

b_chinese_a.jpg

b_chinese_a.jpg

689 ms

banner01.jpg

banner01.jpg

1218 ms

banner_xylink_200221.jpg

banner_xylink_200221.jpg

1263 ms

index_banner_20200210.jpg

index_banner_20200210.jpg

1084 ms

index_banner_20200211.jpg

index_banner_20200211.jpg

1351 ms

index_whatwedo.jpg

index_whatwedo.jpg

1145 ms

ititle_whatwedo.jpg

ititle_whatwedo.jpg

970 ms

index_whysanna.jpg

index_whysanna.jpg

1211 ms

ititle_itsolutions.jpg

ititle_itsolutions.jpg

1307 ms

index_whatwedo_reverse.jpg

index_whatwedo_reverse.jpg

1383 ms

ititle_itmanagement.jpg

ititle_itmanagement.jpg

1442 ms

index_whysanna_reverse.jpg

index_whysanna_reverse.jpg

1471 ms

ititle_whysanna.jpg

ititle_whysanna.jpg

1495 ms

index_hourly_computer_support.jpg

index_hourly_computer_support.jpg

1554 ms

index_monthly_it_support.jpg

index_monthly_it_support.jpg

1588 ms

index_client_word.jpg

index_client_word.jpg

1638 ms

analytics.js

analytics.js

24 ms

collect

collect

21 ms

collect

collect

4 ms

js

js

62 ms

b_service_b.jpg

b_service_b.jpg

297 ms

b_product_b.jpg

b_product_b.jpg

233 ms

b_client_b.jpg

b_client_b.jpg

317 ms

b_about_b.jpg

b_about_b.jpg

260 ms

b_contact_b.jpg

b_contact_b.jpg

282 ms

b_chinese_b.jpg

b_chinese_b.jpg

254 ms

Accessibility Review

sanna.com.hk accessibility score

60

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

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

Best Practices

sanna.com.hk 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

sanna.com.hk SEO score

67

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    BIG5

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sanna.com.hk 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 Sanna.com.hk main page’s claimed encoding is big5. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

sanna.com.hk

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