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name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

postsiam.com

1322 ms

adsbygoogle.js

92 ms

global.css

495 ms

local.css

515 ms

functions.global.js

502 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 64% of them (69 requests) were addressed to the original Postsiam.com, 7% (7 requests) were made to Googleads.g.doubleclick.net and 3% (3 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Postsiam.com.

Content Size

739.8 kB

After Optimization

592.0 kB

In fact, the total size of Postsiam.com main page is 739.8 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. 35% of websites need less resources to load. Images take 304.0 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 135.2 kB

Original 152.7 kB
After minification 125.8 kB
After compression 17.5 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 26.8 kB, which is 18% 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 135.2 kB or 89% of the original size.

Image Optimization

-3%

Potential reduce by 9.6 kB

Original 304.0 kB
After minification 294.5 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. Postsiam images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.6 kB

Original 278.9 kB
After minification 278.8 kB
After compression 277.3 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

-32%

Potential reduce by 1.3 kB

Original 4.2 kB
After minification 4.2 kB
After compression 2.9 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. Postsiam.com needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 32% of the original size.

Requests Now

After Optimization

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Postsiam. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

robots.txt is not valid

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Language and Encoding

Language Detected

TH
Language Claimed

TH
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Postsiam.com can be misinterpreted by Google and other search engines. Our service has detected that Thai is used on the page, and it matches the claimed language. Our system also found out that Postsiam.com 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

postsiam.com

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

postsiam.com

adsbygoogle.js

global.css

local.css

functions.global.js

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

postsiam.com

adsbygoogle.js

global.css

local.css

functions.global.js

Style_event.js

Style_cookie.js

Style_size.js

Set_text.js

show_ads.js

brand

addthis_widget.js

brand

brandjs.js

brandjs.js

show_ads_impl.js

on.php

lg-share-en.gif

embasy-shop.gif

b288x31.gif

banner_link02.gif

trigger.gif

banner88x31.gif

150704061103.gif

sale.gif

touronthai_ban_31X88.gif

link.gif

getpr.php

bg_bar_top.gif

textsize_01.gif

minus.gif

reset.gif

plus.gif

textsize_02.gif

default_homepage.gif

favorite_site.gif

classified1.gif

5_109.gif

home.png

Add.png

all.png

Profile.png

login.png

error.png