RFC 1034:DOMAIN NAMES - CONCEPTS AND FACILITIES
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IP address


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... IN class, a 32 bit IP address
For the CH class, a ...
... domain name. The address RRs use a standard IP address format to contain a 32 bit internet address ...


... caller wants one or more 32 bit IP addresses. Under the DNS, it translates into a request for type A RRs ...
... This function will often follow the form of previous functions. Given a 32 bit IP address, the caller wants a character string. The octets of the IP address ...
... IP address, the caller wants a character string. The octets of the IP address are reversed, used as name components, and suffixed with "IN-ADDR.ARPA". A ...
... host. For example, a request for the host name corresponding to IP address 1.2.3.4 looks for PTR RRs for domain name ...



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