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erb.org.zm screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

erb.org.zm

Home - Energy Regulation Board

Page Load Speed

15 sec in total

First Response

870 ms

Resources Loaded

13.4 sec

Page Rendered

708 ms

erb.org.zm screenshot

About Website

Visit erb.org.zm now to see the best up-to-date Erb content for Zambia and also check out these interesting facts you probably never knew about erb.org.zm

The role of the Energy Regulation Board is to ensure consumers receive a quality service at an affordable price while balancing a reasonable rate of

Visit erb.org.zm

Key Findings

We analyzed Erb.org.zm page load time and found that the first response time was 870 ms and then it took 14.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

erb.org.zm performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value18.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.1 s

0/100

25%

SI (Speed Index)

Value30.2 s

0/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value26.8 s

0/100

10%

Network Requests Diagram

erb.org.zm

870 ms

www.erb.org.zm

4468 ms

wp-emoji-release.min.js

756 ms

bdt-uikit.css

1308 ms

ep-helper.css

1829 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 79% of them (66 requests) were addressed to the original Erb.org.zm, 18% (15 requests) were made to Fonts.gstatic.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (4.5 sec) belongs to the original domain Erb.org.zm.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (59%)

Content Size

2.8 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Erb.org.zm main page is 2.8 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. 60% of websites need less resources to load. CSS take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 116.8 kB

  • Original 139.6 kB
  • After minification 135.1 kB
  • After compression 22.8 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 116.8 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 543 B

  • Original 752.5 kB
  • After minification 752.0 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. Erb images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 443.6 kB

  • Original 632.2 kB
  • After minification 603.6 kB
  • After compression 188.6 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 443.6 kB or 70% of the original size.

CSS Optimization

-86%

Potential reduce by 1.1 MB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 173.1 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. Erb.org.zm needs all CSS files to be minified and compressed as it can save up to 1.1 MB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 55 (86%)

Requests Now

64

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Erb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

erb.org.zm

erb.org.zm

870 ms

www.erb.org.zm

www.erb.org.zm

4468 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

756 ms

bdt-uikit.css

bdt-uikit.css

1308 ms

ep-helper.css

ep-helper.css

1829 ms

classic-themes.min.css

classic-themes.min.css

1016 ms

style.css

style.css

1277 ms

style.css

style.css

2050 ms

dashicons.min.css

dashicons.min.css

2875 ms

style.min.css

style.min.css

1537 ms

theme.min.css

theme.min.css

1568 ms

elementor-icons.min.css

elementor-icons.min.css

2054 ms

frontend.min.css

frontend.min.css

2581 ms

swiper.min.css

swiper.min.css

1829 ms

post-10.css

post-10.css

2844 ms

frontend.min.css

frontend.min.css

2876 ms

main.css

main.css

2310 ms

she-header-style.css

she-header-style.css

2315 ms

global.css

global.css

3509 ms

post-8.css

post-8.css

2837 ms

post-1439.css

post-1439.css

2842 ms

post-456.css

post-456.css

3100 ms

ecs-style.css

ecs-style.css

3102 ms

css

css

33 ms

fontawesome.min.css

fontawesome.min.css

3366 ms

solid.min.css

solid.min.css

3139 ms

jquery.min.js

jquery.min.js

4338 ms

jquery-migrate.min.js

jquery-migrate.min.js

3360 ms

she-header.js

she-header.js

3362 ms

ecs_ajax_pagination.js

ecs_ajax_pagination.js

3403 ms

ecs.js

ecs.js

3622 ms

js

js

69 ms

post-3288.css

post-3288.css

3135 ms

ep-post-list.css

ep-post-list.css

3140 ms

ep-advanced-counter.css

ep-advanced-counter.css

3820 ms

animations.min.css

animations.min.css

3280 ms

ooohboi-steroids.js

ooohboi-steroids.js

3395 ms

hoverIntent.min.js

hoverIntent.min.js

3396 ms

maxmegamenu.js

maxmegamenu.js

3402 ms

jquery.smartmenus.min.js

jquery.smartmenus.min.js

4148 ms

imagesloaded.min.js

imagesloaded.min.js

3976 ms

countUp.min.js

countUp.min.js

3136 ms

bdt-uikit.min.js

bdt-uikit.min.js

3973 ms

webpack.runtime.min.js

webpack.runtime.min.js

3277 ms

frontend-modules.min.js

frontend-modules.min.js

3305 ms

waypoints.min.js

waypoints.min.js

3064 ms

core.min.js

core.min.js

2857 ms

frontend.min.js

frontend.min.js

3065 ms

ep-advanced-counter.min.js

ep-advanced-counter.min.js

2855 ms

helper.min.js

helper.min.js

2880 ms

webpack-pro.runtime.min.js

webpack-pro.runtime.min.js

2642 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

3375 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

2566 ms

wp-polyfill.min.js

wp-polyfill.min.js

2324 ms

hooks.min.js

hooks.min.js

2352 ms

i18n.min.js

i18n.min.js

3381 ms

frontend.min.js

frontend.min.js

2542 ms

elements-handlers.min.js

elements-handlers.min.js

2530 ms

jquery.sticky.min.js

jquery.sticky.min.js

2354 ms

ERB-Logo.svg

ERB-Logo.svg

1575 ms

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luminous-lamp-hang-dark-decor-atmosphere-concept.jpg

1180 ms

electricity-pylon-from-distribution-power-station-with-sun-background.jpg

electricity-pylon-from-distribution-power-station-with-sun-background.jpg

1449 ms

Fuel.jpg

Fuel.jpg

1479 ms

Solar.jpg

Solar.jpg

1704 ms

ERB-Logo.png

ERB-Logo.png

1456 ms

upset-black-woman-talking-phone-gesturing-while-studying-working-remotely.jpg

upset-black-woman-talking-phone-gesturing-while-studying-working-remotely.jpg

2205 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

54 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvr6Hw5aX8.ttf

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86 ms

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86 ms

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86 ms

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87 ms

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87 ms

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87 ms

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90 ms

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90 ms

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90 ms

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87 ms

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89 ms

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89 ms

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91 ms

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89 ms

wARDj0u

wARDj0u

2 ms

eicons.woff

eicons.woff

2206 ms

fa-solid-900.woff

fa-solid-900.woff

1926 ms

Accessibility Review

erb.org.zm accessibility score

94

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

Links do not have a discernible name

Best Practices

erb.org.zm best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

erb.org.zm SEO score

92

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

Links do not have descriptive text

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 Erb.org.zm 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 Erb.org.zm 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

erb.org.zm

Open Graph data is detected on the main page of Erb. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: