.dad - families

.dance - Dance studios & instructors, nightclubs & music venues, dance teams & troupes, dance shoe, clothing &
              equipment manufacturers, fans of dance & live performances

.date - online dating

.dating - Dating & matchmaker sites, travel sites & city guides, singles meetup groups, traditional
              “classified” sites, event businesses

.day - general

.deal - sales

.deals - Discount sites, bargain hunters, coupon sites, coupon pages. coupon-themed guides, directories and blogs

.degree - Brick-and-mortar schools & universities, online universities, other learning courses,
                other educational resources

.delivery - Consumer delivery services, commercial shipping services, transportation services, messenger services,
                any business that ships their products

.democrat - Political candidates, lobbyists, political parties, fundraising organizations

.dental - Dentists, endodontists, orthodontists, retailers selling oral health supplies, wholesale
               suppliers for dental care

.dentist - Dentists, endodontists, orthodontists, retailers selling oral health supplies, wholesale
                suppliers for dental care

.design - graphic art and fashion

.dev - software development

.diamonds - Jewelers, diamond wholesalers and retailers, jewelry appraisers and buyers, pawn shops

.diet - dieting and dietary

.digital - Advertising/Marketing/PR/Design agencies, media buying/production companies (digital & traditional), online
              event, meetup & gaming sites, technology companies, e-commerce sites

.direct - Direct-to-consumer stores, bargain hunters, transportation services, messenger services,
              delivery & shipping services

.directory - Listings organizations, name, phone & address directories, online business directories, clubs,
                   groups, & other  organizations directories

.discount - Discount sites, bargain hunters, coupon sites, coupon pages, coupon-themed blogs

.diy - do-it-yourself

.docs - Medical doctors

.doctor - Doctors, any business with “doctor” in the name, other health care providers, PhD experts in any field

.dog - Dog breeders, dog walking, grooming & sitting businesses, veterinarians, animal shelters & adoption centers, pet
           stores & suppliers

.domains - Any web-based service, network consultants, domain brokers, resellers and registrars, home-related products
                  and services

.download - technology