Question

2. Which are the top level domains?​

Answer 1

Answer:

List of Top-Level Domains

A list of all valid top-level domains is maintained by the IANA and is updated from time to time.

Answer 2

Answer:

The ICANN CA currently generates the keys and certificates necessary to support internal ICANN processes and ICANN's independent role as DNSSEC Root Key Publisher and Manager. A diagram of the ICANN CA Public Key Infrastructure is shown below. If you have any questions not covered by this note please contact the Key Manager listed below.

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