17.1 sec in total
4.4 sec
11.9 sec
819 ms
Visit ratb.ac.th now to see the best up-to-date Ratb content for Thailand and also check out these interesting facts you probably never knew about ratb.ac.th
โรงเรียนราชโบริกานุเคราะห์ ราชบุรี
Visit ratb.ac.thWe analyzed Ratb.ac.th page load time and found that the first response time was 4.4 sec and then it took 12.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
ratb.ac.th performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value17.3 s
0/100
25%
Value16.3 s
0/100
10%
Value1,870 ms
9/100
30%
Value0.26
47/100
15%
Value32.0 s
0/100
10%
4385 ms
1632 ms
827 ms
568 ms
573 ms
Our browser made a total of 151 requests to load all elements on the main page. We found that 66% of them (100 requests) were addressed to the original Ratb.ac.th, 7% (11 requests) were made to News.sesao8.go.th and 7% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Ratb.ac.th.
Page size can be reduced by 1.6 MB (36%)
4.5 MB
2.9 MB
In fact, the total size of Ratb.ac.th main page is 4.5 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. 75% 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 3.0 MB which makes up the majority of the site volume.
Potential reduce by 83.6 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 83.6 kB or 83% of the original size.
Potential reduce by 431.8 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. Obviously, Ratb needs image optimization as it can save up to 431.8 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 769.9 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 769.9 kB or 71% of the original size.
Potential reduce by 328.3 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. Ratb.ac.th needs all CSS files to be minified and compressed as it can save up to 328.3 kB or 84% of the original size.
Number of requests can be reduced by 65 (44%)
148
83
The browser has sent 148 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ratb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.
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k2.css
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ratb.ac.th accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Form elements do not have associated labels
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
<html> element does not have a [lang] attribute
ratb.ac.th best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
ratb.ac.th SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
TH
TH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ratb.ac.th 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 Ratb.ac.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.
ratb.ac.th
Open Graph description is not detected on the main page of Ratb. 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: