A total of 24 sites are hosted on 104.20.69.59.
Here are the first 5 as they would appear when searched for:
furaffinity.net/user/yawg
(null)
furaffinity.net/user/rika
(null)
furaffinity.net
Fur Affinity, the internet's largest online furry art community.
furaffinity.net/user/rrowdybeast
(null)
furaffinity.net/user/ashtondasheebs
(null)
...and the list of the remaining 19:
furaffinity.net/user/as11
furaffinity.net/user/thewhiteotter
furaffinity.net/user/gprokaru
furaffinity.net/user/nanaki-xiii
furaffinity.net/user/kumachan
furaffinity.net/user/alizabethshepherd
furaffinity.net/user/zenox
furaffinity.net/user/tanorfaux
furaffinity.net/user/zelos
furaffinity.net/user/creamie
furaffinity.net/user/shadowpelt
furaffinity.net/user/tehfizzle
furaffinity.net/user/tolstoy
furaffinity.net/user/roebuck
furaffinity.net/user/runhurd
furaffinity.net/user/mattocat
furaffinity.net/user/dakotademonwolf
furaffinity.net/user/ether3al
furaffinity.net/user/hollywoodblues