A total of 13 sites are hosted on 104.25.142.19.
Here are the first 5 as they would appear when searched for:
mingle2.com/user/step2_new
(null)
doobert.com
At Doobert animal lovers can contribute in many different ways by participating in animal charity mission, animal welfare or volunteering for pet transport.
mingle2.com/user/forgot_password
(null)
mingle2.com/user/login
(null)
mingle2.com/user/my_profile
(null)
...and the list of the remaining 8:
mingle2.com/user/friendfinder_offer
mingle2.com/user/meetlocal_signup
mingle2.com/user/show_settings
mingle2.com/user/edit_profile
mingle2.com/user/edit_photos
mingle2.com/user/friendfinder_signup
mingle2.com/user/deactivated