General
- Extension
- .com.cu
- Type
- Second-level extension
- Meaning
- Second-level zone under .cu (Cuba)
- Parent extension
- .cu
- Registry
- CENIAInternet
- Registry website
- www.nic.cu
- Registered since
- 3 June 1992 (.cu)
Properties
- DNSSEC in the root zone
- .cu: no
- Name servers
- .cu: 6 (4 with IPv6)
- WHOIS server
- -
- RDAP server
- none reported to IANA
- At 1blu
- on request via kissdomain
Registration conditions
The registration conditions for this extension are set by the responsible registry. The current rules are on its website: www.nic.cu.
Sources: Registry CENIAInternet · IANA Root Zone Database: .cu · As of 25 October 2026