On 7 May 2022 15:43 -0400, from jnc(a)mercury.lcs.mit.edu (Noel Chiappa):
PS: The A/B/C addresses are actually a moderately late
stage of IP
addresses. At the very start, they were all '8 bits network numbers, and 24
bits of 'rest''.
Looks like that happened in 1978 or thereabouts?
https://www.rfc-editor.org/ien/ien46.txt
--
Michael Kjörling •
https://michael.kjorling.se • michael(a)kjorling.se
“Remember when, on the Internet, nobody cared that you were a dog?”