From historical posts on HN:

Archive.today is directing a DDoS attack against my blog https://news.ycombinator.com/item?id=46843805 (8 months ago, 366 points, 178 comments)

Ask HN: Weird archive.today behavior? https://news.ycombinator.com/item?id=46624740 (9 months ago, 140 points, 71 comments)