| AS267718 | Administracion Nacional de Telecomunicaciones |
| AS6057 | Administracion Nacional de Telecomunicaciones |
| AS7167 | Administracion Nacional de Telecomunicaciones |
| AS27750 | Cooperacion Latino Americana de Redes Avanzadas |
| AS18579 | Dalinco |
| AS17255 | Diveo Uruguay |
| AS273181 | Equital SA |
| AS266886 | HOSTING EN LA WEB S.A.S. |
| AS52289 | Internet Systems Consortium |
| AS27848 | Internet Systems Consortium |
| AS27859 | Internet Systems Consortium |
| AS27913 | Internet Systems Consortium |
| AS27916 | Internet Systems Consortium |
| AS28054 | Internet Systems Consortium |
| AS52243 | Internet Systems Consortium |
| AS61447 | Internet Systems Consortium |
| AS273892 | JORGE CANO PUENTE |
| AS28001 | LACNIC - Latin American and Caribbean IP address |
| AS264846 | LACNIC - Latin American and Caribbean IP address |
| AS264845 | LACNIC - Latin American and Caribbean IP address |
| AS28002 | LACNIC - Latin American and Caribbean IP address |
| AS52224 | LACNIC - Latin American and Caribbean IP address |
| AS28000 | LACNIC - Latin American and Caribbean IP address |
| AS28119 | LACNIC - Latin American and Caribbean IP address |
| AS61455 | LACTLD - LATIN AMERICAN AND CARIBBEAN TLD ASSOCIATION |
| AS52241 | Lunamen S.A. |
| AS52366 | Lunamen S.A. |
| AS273047 | MARTINEZ CAGNAZZO CARLOS MARCELO LACNIC Labs |
| AS273004 | MONTE CABLEVIDEO S A |
| AS64135 | Ni Co |
| AS64136 | Ni Co |
| AS52266 | OWNER PARA PRUEBAS DE LACNIC |
| AS61442 | PASWER INTERNATIONAL S.A. |
| AS273115 | PRAIAMAR SA |
| AS273012 | RISELCO SOCIEDAD ANONIMA |
| AS264665 | Servicio Central de Informatica - UdelaR ccTLD .uy |
| AS20255 | Tecnowind S.A. |
| AS16772 | Telefonica Data Uruguay |
| AS19422 | Telefonica Moviles del Uruguay SA |
| AS273854 | TELEMAS SOCIEDAD ANONIMA |
| AS20002 | Telstar S.A. |
| AS274012 | TIME TOWER S.A. |
| AS273002 | TRACTORAL SOCIEDAD ANONIMA |
| AS1797 | Uruguay |
| AS273105 | VCR VIDEO CABLE RIVERA S.A. |
| AS18667 | Web2mil S.A |
| AS14234 | ZONAMERICA |