Access city.yellowpages.co.th.

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value14.1 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value210 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value18.8 s

3/100

10%

city.yellowpages.co.th

923 ms

www.yellowpages.co.th

1255 ms

css_UquaehyB_gAVTmIS2c12Se0nlICHxucg_yPeWtqKZ38.css

948 ms

css_wUB8uqF1vn5QSDgGW6Mo5yWBUbLybK7svzDh_qIcyS4.css

1572 ms

www.yellowpages.co.th

1295 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original City.yellowpages.co.th, 57% (65 requests) were made to Yellowpages.co.th and 18% (21 requests) were made to Openx.yellowpages.co.th. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Lvs.truehits.in.th.

Content Size

2.2 MB

After Optimization

1.5 MB

In fact, the total size of City.yellowpages.co.th main page is 2.2 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. 25% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 109.6 kB

Original 123.1 kB
After minification 91.4 kB
After compression 13.5 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 31.7 kB, which is 26% 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 109.6 kB or 89% of the original size.

Image Optimization

-8%

Potential reduce by 119.4 kB

Original 1.5 MB
After minification 1.4 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. City Yellowpages images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 279.9 kB

Original 377.7 kB
After minification 314.8 kB
After compression 97.8 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 279.9 kB or 74% of the original size.

CSS Optimization

-84%

Potential reduce by 188.4 kB

Original 225.6 kB
After minification 224.5 kB
After compression 37.2 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. City.yellowpages.co.th needs all CSS files to be minified and compressed as it can save up to 188.4 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of City Yellowpages. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

ARIA IDs are not unique

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

TH
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise City.yellowpages.co.th can be misinterpreted by Google and other search engines. Our service has detected that Thai 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.yellowpages.co.th 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

city.yellowpages.co.th

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

city.yellowpages.co.th

www.yellowpages.co.th

css_UquaehyB_gAVTmIS2c12Se0nlICHxucg_yPeWtqKZ38.css

css_wUB8uqF1vn5QSDgGW6Mo5yWBUbLybK7svzDh_qIcyS4.css

www.yellowpages.co.th

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

city.yellowpages.co.th

www.yellowpages.co.th

css_UquaehyB_gAVTmIS2c12Se0nlICHxucg_yPeWtqKZ38.css

css_wUB8uqF1vn5QSDgGW6Mo5yWBUbLybK7svzDh_qIcyS4.css

www.yellowpages.co.th

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thailand-yellowpages-guide-page01.jpg

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