Because there's a quick 302 redirect from "ķeepass.info" to "keepass.info" :
Chrome F12 Dev Tools network trace: https://imgur.com/a/vrxjsUV
Whether that redirect was there at the time of the Arstechnica article, I don't know.
EDIT ADD: around 12:57 UTC, the 302 redirect was changed to a Youtube video: https://imgur.com/a/TtLxafP
(Somebody is apparently having fun trolling the internet.)
ICANN lookup trivia says "ķeepass.info" domain was created 3 days ago:
Domain Information Name: xn--eepass-vbb.info Internationalized Domain Name: ķeepass.info Registry Domain ID: a375f89abb384328a10460509f9f99f8-DONUTS Domain Status: clientTransferProhibited addPeriod Nameservers: leia.ns.cloudflare.com sevki.ns.cloudflare.com Dates Registry Expiration: 2024-10-16 10:21:45 UTC Updated: 2023-10-19 11:40:19 UTC Created: 2023-10-16 10:21:45 UTC