3.5 sec in total
342 ms
2.4 sec
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Welcome to blog.jaxconf.com homepage info - get ready to check Blog JAX Conf best content right away, or after learning these important things about blog.jaxconf.com
The official blog of JAXconf 2013, taking place June 4-5 in Santa Clara, CA. Find out more ➝
Visit blog.jaxconf.comWe analyzed Blog.jaxconf.com page load time and found that the first response time was 342 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster. This domain responded with an error, which can significantly jeopardize Blog.jaxconf.com rating and web reputation
blog.jaxconf.com performance score
name
value
score
weighting
Value2.6 s
63/100
10%
Value5.7 s
16/100
25%
Value4.5 s
72/100
10%
Value440 ms
64/100
30%
Value0.012
100/100
15%
Value6.1 s
63/100
10%
342 ms
16 ms
25 ms
22 ms
19 ms
Our browser made a total of 135 requests to load all elements on the main page. We found that 36% of them (49 requests) were addressed to the original Blog.jaxconf.com, 28% (38 requests) were made to Jaxconf.com and 11% (15 requests) were made to Static.tumblr.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Blog.jaxconf.com.
Page size can be reduced by 660.6 kB (25%)
2.7 MB
2.0 MB
In fact, the total size of Blog.jaxconf.com main page is 2.7 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. 80% 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 1.8 MB which makes up the majority of the site volume.
Potential reduce by 55.7 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 16.0 kB, which is 22% 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 55.7 kB or 78% of the original size.
Potential reduce by 107.3 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. Blog JAX Conf images are well optimized though.
Potential reduce by 448.6 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 448.6 kB or 62% of the original size.
Potential reduce by 49.0 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. Blog.jaxconf.com needs all CSS files to be minified and compressed as it can save up to 49.0 kB or 81% of the original size.
Number of requests can be reduced by 23 (27%)
86
63
The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog JAX Conf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.
blog.jaxconf.com
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pre_tumblelog.js
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style.min.css
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modernizr-2.5.3.min.js
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tumblelog_post_message_queue.js
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blog.jaxconf.com 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
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
blog.jaxconf.com 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
blog.jaxconf.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blog.jaxconf.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Blog.jaxconf.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.
blog.jaxconf.com
Open Graph data is detected on the main page of Blog JAX Conf. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: