The migration checklist -
Backup:
Begin with a complete backup of your existing WordPress website. This is the most important step towards a hassle-free migration of your WordPress website
The selection of a new host
If you haven’t already, we suggest that you upgrade your website’s web...
I am using WordPress Hosting for my eCommerce website and all is going well with the services offered to me. So, I would recommend you to take a look at eUKHost WordPress Hosting Services for your blog.
Here's an article on 10 things you need to know about IPv6 - http://www.techrepublic.com/blog/10-things/10-things-you-should-know-about-ipv6-addressing/
Hope this will help you.