DNS Master File Format
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Specific Resource Record Syntax and Examples
Table 179 shows the specific formats and examples for each of the common resource record types. The fields are basically the same as the ones explained in the DNS binary record formats. I have included explanatory comments using the DNS comment format. Assume that the examples in this table are for the zone googleplex.edu:
Note that the PTR record would actually be in the IN-ADDR.ARPA domain, of course.
Table 180 contains a real-world example of a DNS master file, taken from my own pcguide.com server (slightly modified), hosted by (and DNS information provided by) the fine folks at pair.com. Note the use of @ as a short-cut to mean this domain (pcguide.com):
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