> maybe they already exist, but I can't imagine them being useful They are rare but do exist! Here's a couple of reports from the IPv6 subreddit: [1] [2]. [1]

> maybe they already exist, but I can't imagine them being useful They are rare but do exist! Here's a couple of reports from the IPv6 subreddit: [1] [2]. [1]: https://teddit.net/r/ipv6/comments/he38ga/work_has_turned_off_ipv4_and_says_there_are_no/ https://teddit.net/r/ipv6/comments/he38ga/work_has_turned_of... [2]: https://teddit.net/r/ipv6/comments/n5y5oo/update_on_not_being_able_to_access_older_websites/ https://teddit.net/r/ipv6/comments/n5y5oo/update_on_not_bein...