A total of 18 sites are hosted on 198.41.209.138.
Here are the first 5 as they would appear when searched for:
reddit.com/user/ms_honeyluu
(null)
alienblue.org
reddit: the front page of the internet
reddit.com/user/amie_
(null)
reddit.com/user/mus302
(null)
reddit.com/user/eleemosynary
(null)
...and the list of the remaining 13:
reddit.com/user/reddit_mau5
reddit.com/user/minionstewart
reddit.com/user/playgb
reddit.com/user/Dogewallet
reddit.com/user/LegendVaslor
reddit.com/user/RomanCavalry
reddit.com/user/apple_fan_22
reddit.com/user/eduardo-suave
reddit.com/user/firstorsecondaid
reddit.com/user/TheMissingMeatball
reddit.com/user/TheOctopusMan
reddit.com/user/gingerpuss
reddit.com/user/koreanbeezy