It’s a command line interface to route53. I’ve suggested the satire tag.
With shades of Hesiod, I might add.
I am not sure the store is truly 100% available. Imagine storing hashes of large files along with the associated file names. I believe some regions will fail in at most a couple of years.
Close to 100% would definitely be more appropriate here. I think focusing on the 100% misses the point of “super high availability” though.