Differences between version 8 and predecessor to the previous major change of DNS.
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| Newer page: | version 8 | Last edited on Wednesday, October 8, 2003 11:24:51 pm | by StuartYeates | Revert |
| Older page: | version 1 | Last edited on Tuesday, July 16, 2002 12:34:15 am | by CraigBox | Revert |
@@ -1,11 +1,19 @@
An [Acronym] for __D__omain __N__ame __S__ervice -- the glue that binds the InterWeb together.
-DNS is the [Protocol|CategoryProtocols] that takes you typing 'www.JRandomWebsite.com' into your web browser, finds the InternetProtocol address of the site (which would look something like 127
.1
).
+DNS is the [Protocol|CategoryProtocols] that takes you typing 'www.JRandomWebsite.com' into your web browser, finds the InternetProtocol address of the site (which would look something like 64
.94
.110
.11
).
Practical upshot? You can remember www.amd.com instead of 64.41.192.105. And then they can change the name to point somewhere else if they need to (if something like the CodeRedBungle happens).
-DNS is usually provided by a program called named(8) - usually a version of bind, the Berkeley Internet Name Daemon. See our page of NamedNotes
.
+DNS is usually provided by a program called named(8) - usually a version of bind, the Berkeley Internet Name Daemon. See our NamedNotes
page and our NameServer page for some definitions. We also have a [DNSHowTo] and information on [ICANN] who control the political side
of things
.
-''someone wanna go find all the rfc's that refer to DNS
and link them here?
-- PerryLorier''
+RFC:1034 - Domain Names - Concepts
and Facilities
+RFC:1035
- Domain Names
- Implementations and Specification
-Yes Perry, you do.
+DNS doesn't "just" turn names into numbers (a ForwardLookup) - there are different types of records:
+* [A] and [AAAA] and [A6]
+* [CNAME]
+* [LOC] (to find the [GPS] location of a machine or site)
+* [MX] (to find an [SMTP] server for a domain)
+* [NS] (to find a NameServer for domain)
+* [PTR] (for doing a ReverseLookup)
+* [TXT]
