Reserved Network Numbers

Lee Howard lhoward at UU.NET
Tue Mar 25 16:10:20 UTC 1997

The following should be attributed to Geoff White:
> Now for a brief excursion into the totally mundane.
> Can anyone point me to the internet-draft/RFC that
> specifies the "reserverd networks" (i.e. the class A,B, & C [sic]
> network numbers that are considered "safe" (no-one should be routing them)
> to use as test/intranet/private IP networks?
> I need to know all of the numbers, i.e. I believe is the class A
> component of the list.
> Thanks in advance.
> 						Geoff White
> 						Virtual Sites
Specifically, RFC 1918,
   The Internet Assigned Numbers Authority (IANA) has reserved the
   following three blocks of the IP address space for private internets:        -  (10/8 prefix)      -  (172.16/12 prefix)     - (192.168/16 prefix)


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