As of October 18, 2022, here's the current status of the various Enya-related domains/websites:
Enya.com (For a long time, was "parked" by GoDaddy. Then they offered it for auction. Recently hosted a site for a travel agency called "Moto Tours", but that site only lasted about a day, and now there's nothing.)
Enya-online.com (Still in use by a porn site.)
Enyamusic.com (This domain is still registered by Warner Music Inc. Redirects to Enya.com.)
AigleMusic.com (No longer owned by Aigle; redirects to fan site EnyaOne.com.)
Enyastore.co.uk (Registered to Media Elite Holdings Limited, S.A. Goes to a placeholder page with ads.)
Enyaonlytime.co.uk (Not in use or even registered.)
Nickyryan.net (Currently for sale by dan.com, "a GoDaddy brand.")
Romaryan.com (Still up, but defunct due to the use of Flash; hasn't been updated for years.)
Valleydwellers.com (Still up. Set up in 2017, but there's never been any content or update.)
Cityofconstellationsintheheights.com (Registrant is redacted from WHOIS lookup. Site is up but won't load properly; does display some Chinese characters.)
Cityofconstellationsinthevalley.com (Registrant is redacted from WHOIS lookup. Site is up but won't load properly; does display some Chinese characters.)
Loxianoracle.com (Registered to "fei fei li" in China. Site is up but won't load properly.)
Theplaceofrains.com (No apparent change yet to registration. Site loads, but only content is the Unity closure messages from the trio. Roma's message is a link to ValleyDwellers.com. Tab title is "Unity is now closed.")
Haswed.com (No apparent change yet to registration. Site loads, but only content is the Unity closure messages from the trio. Roma's message is a link to ValleyDwellers.com. Tab title is "Unity is now closed.")
Heleten.com (Registration hidden behind Proxy Protection LLC. Site loads, but only content is the Unity closure messages from the trio. Roma's message is a link to ValleyDwellers.com. Tab title is "Unity is now closed.")