RESERVED - designated by the IETF (Internet Engineering Task Force) for specific non-global-unicast purposes as noted.
Reserved for Private-Use Networks [RFC1918].
Complete registration details for 10.0.0.0/8 are found in [IANA registry iana-ipv4-special-registry].
DNS Resource Records
In this section you will find important DNS resource records for correos.cu. SOA records, Name Server records, and MX records are included when available. Additional supporting data includes serial numbers, refresh rates, retry times, TTL, priority, and length to expire will be shown.