Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

Page Load Speed

5.3 sec in total

First Response

390 ms

Resources Loaded

4.8 sec

Page Rendered

152 ms

city-timezones.com screenshot

About Website

Visit city-timezones.com now to see the best up-to-date City Timezones content for Australia and also check out these interesting facts you probably never knew about city-timezones.com

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Key Findings

We analyzed City-timezones.com page load time and found that the first response time was 390 ms and then it took 4.9 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

city-timezones.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value7.7 s

24/100

10%

TBT (Total Blocking Time)

Value3,250 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.06

98/100

15%

TTI (Time to Interactive)

Value19.4 s

2/100

10%

Network Requests Diagram

city-timezones.com

390 ms

style.css

770 ms

general.css

144 ms

general.js

147 ms

style23.css

31 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 36% of them (14 requests) were addressed to the original City-timezones.com, 10% (4 requests) were made to Cdn4.wookle.com and 10% (4 requests) were made to Partners.selfdevelopment.net. The less responsive or slowest element that took the longest time to load (770 ms) relates to the external source Cdn.loveclaw.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 418.1 kB (50%)

Content Size

842.8 kB

After Optimization

424.8 kB

In fact, the total size of City-timezones.com main page is 842.8 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 453.2 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 64.4 kB

  • Original 88.3 kB
  • After minification 87.6 kB
  • After compression 23.9 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 64.4 kB or 73% of the original size.

Image Optimization

-7%

Potential reduce by 17.9 kB

  • Original 257.0 kB
  • After minification 239.0 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. City Timezones images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 298.8 kB

  • Original 453.2 kB
  • After minification 449.6 kB
  • After compression 154.4 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 298.8 kB or 66% of the original size.

CSS Optimization

-83%

Potential reduce by 37.0 kB

  • Original 44.4 kB
  • After minification 41.0 kB
  • After compression 7.4 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. City-timezones.com needs all CSS files to be minified and compressed as it can save up to 37.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (27%)

Requests Now

37

After Optimization

27

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of City Timezones. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

city-timezones.com accessibility score

70

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

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.

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

city-timezones.com best practices score

58

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

city-timezones.com 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

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise City-timezones.com 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 City-timezones.com main page’s claimed encoding is windows-1252. 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

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