Seems like an odd request to me

...especially since the Net is only 10 years commercial...so asking for hosting that'll span 30 years from now seems, and forgive me

, stupid!
Seriously, ...if you want free hosting...then just host on your home connection...Internet connectivity is getting so pronounced that home hosting has ample reasonings... depending on project/reliability, happy to maintain your own 'server' platform..etc!

...but I know you already do...so

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Adding to that...the only thing..I can think of it a major brand ISP's webspace... just don't move ISP!
..or set your own ISP up!
Are you just wanting to upload a site and forget about it?