There used to be a lot more variety in the earlier web. I think it's just that like the famous fax machines and website design out of 1998 they haven't moved on. I remember stuff like www2 and uhhh.... man I think my brain finally got rid of that useless information. I remember there was one specifically used for the "virtual reality" exploration stuff like uhh... huh. Yeah, I forgot.

>>1325
i've come across some www4.asdasdasd.com in a couple govt websites and they're actually like from the last few years

It's a primitive form of load balancing. One subdomain = one IP.