| 83.32.0.0/11 | WHOIS (RIPE_NCC) | TELEFONICA DE ESPANA S.A.U. | ES |
| 83.32.0.0/12 | RIPE_NCC assigned | — | ES |
| 83.48.0.0/12 | RIPE_NCC assigned | — | ES |
| 83.32.0.0/13 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.40.0.0/14 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.52.0.0/14 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.56.0.0/14 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.44.0.0/15 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.50.0.0/15 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.60.0.0/15 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.32.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.33.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.34.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.35.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.36.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.37.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.38.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.39.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.40.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.41.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.42.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.43.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.44.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.45.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.46.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.46.0.0/16 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.47.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.47.0.0/16 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.48.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.49.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.49.0.0/16 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.50.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.51.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.52.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.53.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.54.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.55.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.56.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.57.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.58.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.59.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.60.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.61.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.62.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.62.0.0/16 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU Red de servicios IP Spain | ES |
| 83.63.0.0/16 | BGP route | AS3352 TELEFONICA DE ESPANA S.A.U. | — |
| 83.63.0.0/16 | WHOIS (RIPE_NCC) | Red de Servicios IP | ES |
| 83.48.128.0/17 | WHOIS (RIPE_NCC) | Red de Servicios IP | ES |
| 83.48.0.0/18 | WHOIS (RIPE_NCC) | Telefonica de Espana SAU | ES |
| 83.48.64.0/19 | WHOIS (RIPE_NCC) | Red de Servicios IP | ES |
| 83.48.96.0/19 | WHOIS (RIPE_NCC) | Red de Servicios IP | ES |