What IPv4-related DNS record type is used by a DNS server in response to a host requesting for a web server address via the URL?

Question:
What IPv4-related DNS record type is used by a DNS server in response to a host requesting for a web server address via the URL?

• AAAA record
• NS record
• A record
• MX record

Explanation: A DNS server uses an A record type for an IPv4 end device address. The AAAA record is for an IPv6 end device address. The MX record is used to map the domain name to mail exchange servers. The NS record indicates the authoritative name server.

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