| .gallery | Generic | Binky Moon, LLC | — | — |
| .gallo | Generic | Gallo Vineyards, Inc. | — | — |
| .gallup | Generic | Gallup, Inc. | — | — |
| .game | Generic | XYZ.COM LLC | — | — |
| .games | Generic | Dog Beach, LLC | — | — |
| .gap | Generic | The Gap, Inc. | — | — |
| .garden | Generic | Registry Services, LLC | — | — |
| .gay | Generic | Registry Services, LLC | — | — |
| .gb | Country Code | Reserved Domain - IANA | 🇬🇧United Kingdom | — |
| .gbiz | Generic | Charleston Road Registry Inc. | — | — |
| .gd | Country Code | The National Telecommunications Regulatory Commission (NTRC) | 🇬🇩Grenada | — |
| .gdn | Generic | Joint Stock Company "Navigation-information systems" | — | — |
| .ge | Country Code | Caucasus Online LLC | 🇬🇪Georgia | — |
| .gea | Generic | GEA Group Aktiengesellschaft | — | — |
| .gent | Generic | Easyhost bv | — | — |
| .genting | Generic | Resorts World Inc. Pte. Ltd. | — | — |
| .george | Generic | Wal-Mart Stores, Inc. | — | — |
| .gf | Country Code | CANAL+ TELECOM | 🇬🇫French Guiana | — |
| .gg | Country Code | Island Networks Ltd. | 🇬🇬Guernsey | — |
| .ggee | Generic | GMO Internet, Inc. | — | — |
| .gh | Country Code | Network Computer Systems Limited | 🇬🇭Ghana | — |
| .gi | Country Code | Sapphire Networks | 🇬🇮Gibraltar | — |
| .gift | Generic | Uniregistry, Corp. | — | — |
| .gifts | Generic | Binky Moon, LLC | — | — |
| .gives | Generic | Public Interest Registry (PIR) | — | — |
| .giving | Generic | Public Interest Registry (PIR) | — | — |
| .gl | Country Code | TELE Greenland A/S | 🇬🇱Greenland | — |
| .glass | Generic | Binky Moon, LLC | — | — |
| .gle | Generic | Charleston Road Registry Inc. | — | — |
| .global | Generic | Identity Digital Limited | — | — |
| .globo | Generic | Globo Comunicação e Participações S.A | — | — |
| .gm | Country Code | GM-NIC | 🇬🇲Gambia | — |
| .gmail | Generic | Charleston Road Registry Inc. | — | — |
| .gmbh | Generic | Binky Moon, LLC | — | — |
| .gmo | Generic | GMO Internet, Inc. | — | — |
| .gmx | Generic | 1&1 Mail & Media GmbH | — | — |
| .gn | Country Code | Centre National des Sciences Halieutiques de Boussoura | 🇬🇳Guinea | — |
| .godaddy | Generic | Go Daddy East, LLC | — | — |
| .gold | Generic | Binky Moon, LLC | — | — |
| .goldpoint | Generic | YODOBASHI CAMERA CO.,LTD. | — | — |
| .golf | Generic | Binky Moon, LLC | — | — |
| .goodyear | Generic | The Goodyear Tire & Rubber Company | — | — |
| .goog | Generic | Charleston Road Registry Inc. | — | — |
| .google | Generic | Charleston Road Registry Inc. | — | — |
| .gop | Generic | Republican State Leadership Committee, Inc. | — | — |
| .got | Generic | Amazon Registry Services, Inc. | — | — |
| .gov | Sponsored | Cybersecurity and Infrastructure Security Agency | — | — |
| .gp | Country Code | Networking Technologies Group | 🇬🇵Guadeloupe | — |
| .gq | Country Code | GETESA | 🇬🇶Equatorial Guinea | — |
| .gr | Country Code | ICS-FORTH GR | 🇬🇷Greece | — |