the internet code for Heard Island and McDonald Islands is - ".hm".
Information about .hm domains
There are estimated to be about 89 domains with .hm suffix (2014).
The Intended use for .hm domains is for entities connected with Heard Island and McDonald Islands.
Actual use: Not very much used, new registrations not possible.
The .hm internet code was Introduced in 1997.
The Sponsoring Organisation for .hm domains is "HM Domain Registry".
Structure of .hm ccTLD: Permitted directly at second level.
Registration restrictions of .hm domain: None.
HM Domain Registry's contact details - See link
For .hm domain registration click on the following link - See link
You can see more details about the .hm ccTLD in Wikipedia - See link
Internet website in Heard Island and McDonald Islands with .hm code (2014)
.hm code is used by less than 0.10% of all world's websites.
Internet ipaddress and mailsevers
IP Addresses: 1,280.
SOURCES OF INFORMATION
Domain Count Statistics for TLDs - See link