Verisign Published its State of the Domain Report for the quarter ending March 31, 2012. (pdf)
The first quarter of 2012 closed with a base of more than 233 million domain name registrations across all Top-Level Domains (TLDs), an increase of 7.5 million domain names, or 3.3 percent, over the fourth quarter of 2011.
Registrations have grown by 23 million, or 11 percent, since the first quarter of 2011.
The base of Country Code Top-Level Domains (ccTLDs) was 94.9 million domain names, a 4.8 percent increase quarter over quarter, and a 16.2 percent increase year over year in the base.
The .com and .net ended the quarter with approximately 116.7 million domain names, a 2.5% increase over the fourth quarter of 2011 and an 8.1 percent increase over the first quarter of 2011.
The .com registry also grew to more than 100 million domain names during the quarter.
new .com and .net registrations totaled 8.9 million during the first quarter of 2012, a 7.7 percent year- over-year increase in new registrations, and a 13.2 percent increase in new registrations from the fourth quarter.
The order of the top TLDs in terms of zone size did
The largest TLDs in terms of base size were, in order, .com, .de (Germany), .net, .uk (united Kingdom), .org, .info, .tk (Tokelau), .nl (netherlands), .ru (russian federation) and .eu (european union).
Total ccTLD registrations were approximately 94.9 million in the first quarter of 2012, an addition of 4.3 million domain names, or a 4.8 percent increase compared to the fourth quarter.
This is an increase of approximately 13.2 million domain names, or 16.2 percent from a year ago.
Top ccTLD Registries by Domain Name Base, First Quarter 2012