| .juniper | Generic | JUNIPER NETWORKS, INC. | — | — |
| .kaufen | Generic | Dog Beach, LLC | — | — |
| .kddi | Generic | KDDI CORPORATION | — | — |
| .kerryhotels | Generic | Kerry Trading Co. Limited | — | — |
| .kerryproperties | Generic | Kerry Trading Co. Limited | — | — |
| .kfh | Generic | Kuwait Finance House | — | — |
| .kia | Generic | KIA MOTORS CORPORATION | — | — |
| .kids | Generic | DotKids Foundation Limited | — | — |
| .kim | Generic | Identity Digital Limited | — | — |
| .kindle | Generic | Amazon Registry Services, Inc. | — | — |
| .kitchen | Generic | Binky Moon, LLC | — | — |
| .kiwi | Generic | DOT KIWI LIMITED | — | — |
| .koeln | Generic | dotKoeln GmbH | — | — |
| .komatsu | Generic | Komatsu Ltd. | — | — |
| .kosher | Generic | Kosher Marketing Assets LLC | — | — |
| .kpmg | Generic | KPMG International Cooperative (KPMG International Genossenschaft) | — | — |
| .kpn | Generic | Koninklijke KPN N.V. | — | — |
| .krd | Generic | KRG Department of Information Technology | — | — |
| .kred | Generic | KredTLD Pty Ltd | — | — |
| .kuokgroup | Generic | Kerry Trading Co. Limited | — | — |
| .kyoto | Generic | Academic Institution: Kyoto Jyoho Gakuen | — | — |
| .lacaixa | Generic | Fundación Bancaria Caixa d'Estalvis i Pensions de Barcelona, "la Caixa" | — | — |
| .lamborghini | Generic | Automobili Lamborghini S.p.A. | — | — |
| .lamer | Generic | The Estée Lauder Companies Inc. | — | — |
| .land | Generic | Binky Moon, LLC | — | — |
| .landrover | Generic | Jaguar Land Rover Ltd | — | — |
| .lanxess | Generic | LANXESS Corporation | — | — |
| .lasalle | Generic | Jones Lang LaSalle Incorporated | — | — |
| .lat | Generic | XYZ.COM LLC | — | — |
| .latino | Generic | Dish DBS Corporation | — | — |
| .latrobe | Generic | La Trobe University | — | — |
| .law | Generic | Registry Services, LLC | — | — |
| .lawyer | Generic | Dog Beach, LLC | — | — |
| .lds | Generic | IRI Domain Management, LLC | — | — |
| .lease | Generic | Binky Moon, LLC | — | — |
| .leclerc | Generic | A.C.D. LEC Association des Centres Distributeurs Edouard Leclerc | — | — |
| .lefrak | Generic | LeFrak Organization, Inc. | — | — |
| .legal | Generic | Binky Moon, LLC | — | — |
| .lego | Generic | LEGO Juris A/S | — | — |
| .lexus | Generic | TOYOTA MOTOR CORPORATION | — | — |
| .lgbt | Generic | Identity Digital Limited | — | — |
| .lidl | Generic | Schwarz Domains und Services GmbH & Co. KG | — | — |
| .life | Generic | Binky Moon, LLC | — | — |
| .lifeinsurance | Generic | American Council of Life Insurers | — | — |
| .lifestyle | Generic | Internet Naming Co. | — | — |
| .lighting | Generic | Binky Moon, LLC | — | — |
| .like | Generic | Amazon Registry Services, Inc. | — | — |
| .lilly | Generic | Eli Lilly and Company | — | — |
| .limited | Generic | Binky Moon, LLC | — | — |
| .limo | Generic | Binky Moon, LLC | — | — |