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CEH Certified Ethical Hacker 312-50: DNS Record Types
CEH Certified Ethical Hacker 312-50: DNS Record Types
6
Computer Science
Professional
03/22/2014

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Term
SRV, Services
Definition
Defines the host name and port number of servers providing services.
Term
SOA, Start of Authority
Definition
Primary server for the zone, it is responsible for all DNS records in the namespaces as well as basic properties of the domain.
Term
PTR, Pointer
Definition
Maps an IP address to a host name (providing for reverse DNS lookups); usually associated with e-mail server records.
Term
MX, Mail Exchange
Definition
Identifies your e-mail servers within your domain.
Term
CNAME, Canonical Name
Definition
Provides for domain aliases within your zone; for example, the same IP address could be associated with an FTP server and a DNS Server.
Term
A, Address
Definition
Maps a host name to an IP address, and is used most often for DNS lookups.
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