Parallels Cloud Service Provider Blog – The place Service Providers come to learn how to launch new cloud services, increase customer retention and increase revenue and profits. Looks at thought leadership, product announcements, industry issues and encourages contributions from guest bloggers.

DiscountASP.net Blog – A blog updated regularly from a Microsoft Windows Hosting and SaaS provider perspective. Authored by employees as well as guest bloggers.

Miva Merchant Blog – Are you into E-commerce? Get tips, tricks and best practices on running a successful online store with Miva Merchant employees as contributors and guest authors from around the web.

Atlantic Metro Communications Blog – Updated a bit infrequently, but a lot more than just promotions and press releases. The Atlantic Metro blog includes some analysis and how-to tips customers can use in their own infrastructure.

Data Center Knowledge – A bit more of a news site than a blog, but Rich Miller of Data Center Knowledge is definitely plugged in to the data center real estate and colocation business.

Cisco: Data Center Networks – The data center networks blog at Cisco is updated almost every day with some great information, ideas and analysis. It also includes updates from Cisco’s Techwise TV.

Domain Name Wire – Another one that’s a bit more of a news site. Domain Name Wire is one of the best resources out there for news and analysis from the domain business, particularly as it relates to the domainer world.

Dreamhost Blog – Dreamhost’s blog is one of the company’s distinguishing features – a bit of a look behind the scenes that created a real sense of community among customers. Usually updated by CEO Josh Jones.

Green Data Center Blog – Data center business veteran Dave Ohara writes an insightful, informative and very focused blog dealing with green data center technology.

The Rackspace Cloud – Along with developing a very interesting set of cloud hosting solutions, Rackspace does an excellent job of keeping up its blogs. The Cloud blog is an interesting look behind the scenes at the company.

The OpenSRS Reseller Blog – A bit of a combination of an interesting look inside the reseller services business at Tucows, and an informative look at the domains business in general.

Royal Pingdom – Performance monitoring technology company Pingdom has created the Royal Pingdom blog to publish some really interesting information it has gathered through the use of its monitoring tools.

Security Fix – Brian Krebs of the Washington post monitors the security world for the general public, posting more or less daily updates about spam, phishing and the rest of the security threats out there.

Intermedia: The Message – A little bit focused on PR and marketing, but the blog of Exchange hosting provider Intermedia is well-maintained and updated frequently.

The Planet Blog – Maintained mostly by The Planet’s web hosting evangelist Kevin Hazard, the company’s blog is updated regularly with a variety of customer profiles, opinion and other information from the company.

Web Hosting Show – The eponymous blog of Mitch Keeler’s “Web Hosting Show” podcast. An interesting way of interacting with the broadcast, and a good source of consumer hosting information.

Amazon Web Services Blog – More explicitly about the product it is associated with than some of the other blogs on this list, but fortunately there’s a lot of interesting stuff on the Amazon cloud.

ServerBeach Blog – In some ways, a pretty standard-issue hosting blog, but fortunately, a lot of effort seems to go into making the blog an interesting read.

Peer 1 Blog – Not updated quite as frequently as some of the other blogs here, but always an entertaining read, frequently supplemented with video, photos and other fun stuff.

Apptix Blog – A view into the World of Hosted Exchange, Communication and Collaboration.

SitePoint Blogs – A great source of information on search engine marketing, web site design, developer and social media information. Written by contributors to SitePoint.