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zesb.com.my screenshot

Report Summary

  • 57

    Performance

    Renders faster than
    74% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

zesb.com.my

Chemical Cleaning Services, Oil Flushing, Filtration Services Company in Malaysia :- Zerbina Engineering S/B

Page Load Speed

4.7 sec in total

First Response

553 ms

Resources Loaded

3.9 sec

Page Rendered

297 ms

zesb.com.my screenshot

About Website

Welcome to zesb.com.my homepage info - get ready to check Zesb best content right away, or after learning these important things about zesb.com.my

Our Services include high pressure testing, pipeline pigging, boiler or cooling water treatment, valve servicing and refurbishment, pipeline or condenser de-scaling, we are specialize engineering chem...

Visit zesb.com.my

Key Findings

We analyzed Zesb.com.my page load time and found that the first response time was 553 ms and then it took 4.2 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

zesb.com.my performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.028

100/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

zesb.com.my

553 ms

styles.css

229 ms

style.css

454 ms

nivo-slider.css

455 ms

jquery-1.4.3.min.js

693 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 33% of them (33 requests) were addressed to the original Zesb.com.my, 42% (42 requests) were made to Maps.googleapis.com and 12% (12 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Zesb.com.my.

Page Optimization Overview & Recommendations

Page size can be reduced by 143.7 kB (4%)

Content Size

3.5 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zesb.com.my main page is 3.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 17.5 kB

  • Original 21.5 kB
  • After minification 16.5 kB
  • After compression 4.0 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 5.0 kB, which is 23% 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 17.5 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 121.7 kB

  • Original 2.8 MB
  • After minification 2.7 MB

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. Zesb images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.8 kB

  • Original 663.0 kB
  • After minification 662.9 kB
  • After compression 659.1 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

-21%

Potential reduce by 662 B

  • Original 3.1 kB
  • After minification 3.1 kB
  • After compression 2.4 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. Zesb.com.my needs all CSS files to be minified and compressed as it can save up to 662 B or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (40%)

Requests Now

94

After Optimization

56

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zesb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zesb.com.my

zesb.com.my

553 ms

styles.css

styles.css

229 ms

style.css

style.css

454 ms

nivo-slider.css

nivo-slider.css

455 ms

jquery-1.4.3.min.js

jquery-1.4.3.min.js

693 ms

jquery.nivo.slider.pack.js

jquery.nivo.slider.pack.js

468 ms

background_top.jpg

background_top.jpg

1132 ms

bg_content_top.png

bg_content_top.png

235 ms

bg_content_middle.png

bg_content_middle.png

228 ms

logo.jpg

logo.jpg

470 ms

loading.gif

loading.gif

469 ms

image-1.jpg

image-1.jpg

2158 ms

image-2.jpg

image-2.jpg

1915 ms

image-3.jpg

image-3.jpg

1626 ms

image-4.jpg

image-4.jpg

2565 ms

image-5.jpg

image-5.jpg

2566 ms

image-6.jpg

image-6.jpg

1593 ms

welcome-text.png

welcome-text.png

1913 ms

ORB_Icons_by_017.png

ORB_Icons_by_017.png

1913 ms

more.jpg

more.jpg

2100 ms

industry-text.png

industry-text.png

2101 ms

oil_gas.jpg

oil_gas.jpg

2158 ms

petrochemical.jpg

petrochemical.jpg

2306 ms

energy-power-generation.jpg

energy-power-generation.jpg

2376 ms

mari-industry.jpg

mari-industry.jpg

2378 ms

chemical-industry.jpg

chemical-industry.jpg

2379 ms

ship-building-repair.jpg

ship-building-repair.jpg

2564 ms

div.jpg

div.jpg

2315 ms

bg_footer.jpg

bg_footer.jpg

2350 ms

bg_content_bottom.png

bg_content_bottom.png

2349 ms

embed

embed

116 ms

rs=ABjfnFW7lIh4IGDeLNXq6n34KxuTUcU8gw

rs=ABjfnFW7lIh4IGDeLNXq6n34KxuTUcU8gw

33 ms

css

css

54 ms

js

js

65 ms

m=gmeviewer_base

m=gmeviewer_base

56 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

206 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

234 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

247 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

292 ms

gen_204

gen_204

178 ms

lazy.min.js

lazy.min.js

112 ms

m=ws9Tlc

m=ws9Tlc

109 ms

common.js

common.js

100 ms

util.js

util.js

113 ms

map.js

map.js

106 ms

overlay.js

overlay.js

93 ms

1493-wht-blank_maps-4x.png&filter=ffDB4436

1493-wht-blank_maps-4x.png&filter=ffDB4436

148 ms

marker.js

marker.js

89 ms

geocoder.js

geocoder.js

86 ms

controls.js

controls.js

99 ms

places_impl.js

places_impl.js

99 ms

selection_2x-000.png

selection_2x-000.png

84 ms

gen204

gen204

67 ms

info-000.png

info-000.png

75 ms

gm-close000.png

gm-close000.png

88 ms

openhand_8_8.cur

openhand_8_8.cur

55 ms

ViewportInfoService.GetViewportInfo

ViewportInfoService.GetViewportInfo

54 ms

StaticMapService.GetMapImage

StaticMapService.GetMapImage

93 ms

onion.js

onion.js

6 ms

AuthenticationService.Authenticate

AuthenticationService.Authenticate

17 ms

vt

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43 ms

vt

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63 ms

vt

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75 ms

vt

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45 ms

vt

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56 ms

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92 ms

vt

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88 ms

QuotaService.RecordEvent

QuotaService.RecordEvent

42 ms

vt

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60 ms

vt

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29 ms

vt

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43 ms

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45 ms

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57 ms

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44 ms

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46 ms

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30 ms

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60 ms

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24 ms

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38 ms

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42 ms

ViewportInfoService.GetViewportInfo

ViewportInfoService.GetViewportInfo

92 ms

vt

vt

53 ms

vt

vt

28 ms

vt

vt

33 ms

viewer-icons001.png

viewer-icons001.png

147 ms

star4.png

star4.png

226 ms

MyMaps_Icons003.png

MyMaps_Icons003.png

90 ms

mymaps_32.png

mymaps_32.png

92 ms

v1_4593b7d7.png

v1_4593b7d7.png

93 ms

google-my-maps-logo-small-001.png

google-my-maps-logo-small-001.png

91 ms

vt

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91 ms

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49 ms

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42 ms

css

css

53 ms

css

css

54 ms

more-a.jpg

more-a.jpg

250 ms

arrows.png

arrows.png

250 ms

bullets.png

bullets.png

250 ms

vt

vt

62 ms

Accessibility Review

zesb.com.my accessibility score

62

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

zesb.com.my 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

zesb.com.my SEO score

58

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

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 Zesb.com.my 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 Zesb.com.my 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

zesb.com.my

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