It was founded by Minnesota businessman Ralph Engelstad. IP Casino Resort Spa is Biloxi's premier one-stop resort destination. The IP offers the finest gaming around in a state of the art casino, located on two floors and covering 70, square feet. With an ideal mix of value, comfort and convenience, it offers a family-friendly setting with an array of amenities designed for travelers like you. Stay at this 4-star spa resort in Biloxi. IP Casino Resort Spa · Page · Casino · () · [HOST] The onsite spa has 19 treatment rooms including rooms for couples. Services include deep-tissue massages, hot stone massages, Swedish. Over 1, Enter the information below to look up your reservation. The IP Casino Resort Spa is a resort located in Biloxi, Mississippi. Our guests praise the breakfast. . From the Gulf Coast's only Vegas-style ultra-lounge to a story hotel. Our arcade features loads of fun for all ages, including air hockey, three basketball games, two Ice Ball/Skeeball games, four race car driving games. Enjoy free parking, an outdoor pool, and 7 restaurants. Set on Back Bay, this high-rise casino resort is miles from Keesler Air Force Base and miles from the Ohr-O'Keefe Museum of Art.