Google and all Google properties were down in central North Carolina for about 15 minutes just now: confirmed by others in this area on totally different ISPs. I wonder if it's related...
Chrome worked. Firefox did not. I think chrome was falling back to IPv4. Tried a few wgets ... some versions correctly falled back to ipv4 (cygwin). A friend's wgets (not sure which distro) kept trying v6 addresses.