Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

zoo.com.sg

Zoo Condo Site

Page Load Speed

52.9 sec in total

First Response

970 ms

Resources Loaded

35.9 sec

Page Rendered

16 sec

zoo.com.sg screenshot

About Website

Visit zoo.com.sg now to see the best up-to-date Zoo content for Singapore and also check out these interesting facts you probably never knew about zoo.com.sg

With more than 2,800 animals over 300 species, various thematic exhibits and edu-taining shows, the fun never ends at the world's best rainforest zoo!

Visit zoo.com.sg

Key Findings

We analyzed Zoo.com.sg page load time and found that the first response time was 970 ms and then it took 51.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

zoo.com.sg performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value37.4 s

0/100

25%

SI (Speed Index)

Value29.7 s

0/100

10%

TBT (Total Blocking Time)

Value3,100 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value1.031

2/100

15%

TTI (Time to Interactive)

Value40.2 s

0/100

10%

Network Requests Diagram

zoo.com.sg

970 ms

wrs.css

516 ms

tabs-slideshow.css

484 ms

head.foot.css

374 ms

redirection_mobile_0.9.5.min.js

502 ms

Our browser made a total of 233 requests to load all elements on the main page. We found that 47% of them (110 requests) were addressed to the original Zoo.com.sg, 11% (26 requests) were made to Static.xx.fbcdn.net and 7% (17 requests) were made to Pixel.mathtag.com. The less responsive or slowest element that took the longest time to load (8.3 sec) relates to the external source Static.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 531.3 kB (11%)

Content Size

4.9 MB

After Optimization

4.4 MB

In fact, the total size of Zoo.com.sg main page is 4.9 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. 85% 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 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 37.4 kB

  • Original 49.9 kB
  • After minification 49.7 kB
  • After compression 12.6 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 37.4 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 99.2 kB

  • Original 4.2 MB
  • After minification 4.1 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. Zoo images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 342.1 kB

  • Original 541.9 kB
  • After minification 533.1 kB
  • After compression 199.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 342.1 kB or 63% of the original size.

CSS Optimization

-81%

Potential reduce by 52.5 kB

  • Original 64.8 kB
  • After minification 57.5 kB
  • After compression 12.2 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. Zoo.com.sg needs all CSS files to be minified and compressed as it can save up to 52.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 122 (55%)

Requests Now

221

After Optimization

99

The browser has sent 221 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zoo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 43 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zoo.com.sg accessibility score

56

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

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

Buttons do not have an accessible name

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

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

zoo.com.sg 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

Missing source maps for large first-party JavaScript

SEO Factors

zoo.com.sg SEO score

75

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

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zoo.com.sg 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 Zoo.com.sg 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 Zoo. 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: