A complete list of domain extensions
A list of popular and lesser-known domain name extensions and TLDs are posted here as follows. I hope that this list would be useful for those looking for this or similar information.
.arpa A top-level domain name used for ArpaNet sites.
.com Pronounced “dot com.” A top-level domain name used for commercial Internet sites.
.edu A top-level domain name used for educational sites.
.biz A top-level domain name used for a business.
.gov A top-level domain name used for a U.S. government site on the Internet.
.int A top-level domain name used for international institutions.
.info A top-level domain name used for a general information site
.mil A top-level domain name for a U.S. military site on the Internet.
.mobi A top-level domain name for a sites made for mobile phones.
.nato A top-level domain name used for NATO sites.
.net A top-level domain name used for Internet administrative sites.
.nom An ending of an address for a personal site on the Internet.
.name A top-level domain name used for a person’s name.
.org A top-level domain name for organizational Internet sites.
.store An ending of an address for an Internet site that is for a retail business.
.web An ending of an address for an Internet site that is about the World Wide Web.
A list of 50 blog directories

You can submit your blog to free blog directories in order to increase your blog traffic and backlinks and improve its position in the SERPs. Here is a list of 50 blog directories for your reference.
Welcome to VobV Blog
VobV Blog is the official blog for VobV Directory. This blog will give you the necessary tips and tutorials on SEO, web directory submissions and online money-making & blogging.
VobV Directory is a general web directory containing quality and hand-picked listings at affordable rates for webmasters and bloggers. Submit to our directory to increase your backlinks, popularity and traffic for your business and SEO needs.