What is the whois server for .hamburg?
By default, whois server for .hamburg TLD is whois.nic.hamburg. This can be used to fetch the .hamburg domain/website whois information. Extension .hamburg sponsoring organisation is Hamburg Top Level Domain GmbH and its registered on 22-05-2014.
Sponsoring Organisation Details
Hamburg Top Level Domain GmbH
Neuer Wall 10, Hamburg, 20354.
Germany.
Usage
whois -h <whois server> <domain name>
For example
whois -h whois.nic.hamburg hiox.hamburg