I've grown wary of relying only on IA
[lammy@popola#Webrips] du -hs www.rr-fallenflags.org
43G www.rr-fallenflags.org
[lammy@popola#Webrips] find www.rr-fallenflags.org | wc -l
479221ArchiveBot regularly grabs sites of that size and uploads them to IA, its not a big deal. The Imgur/Reddit archiving was at least an order of magnitude or two larger.
Of course it is always good to have multiple copies of a site, especially personal ones for things you care about.
http://archivebot.com/ https://wiki.archiveteam.org/index.php/ArchiveBot