As of the end of 2017, there were approximately 332.4 million Internet domain name registrations across all top-level domains (TLDs), according to Verisign.
During 2017, there were approximately 1.7 million domain name registrations globally, which equates to a growth rate of 0.5 percent over the third quarter of 2017.
Some additional points:
- the .com domain name base totaled 131.9 million domain name registrations
- the .net domain name base totaled 14.5 million domain name registrations. A full report is online.
http://www.verisign.com/assets/domain-name-report-Q42017.pdf
