| ES | AS205262 | Conred |
| ES | AS58345 | Free Technologies Excom S.L. |
| ES | AS35153 | Free Technologies Excom S.L. |
| ES | AS202754 | Free Technologies Excom S.L. |
| ES | AS48624 | Totcable |
| ES | AS203212 | Wico Comunicarse Es Facil |
| ES | AS209674 | EVICERTIA |
| ES | AS207185 | Free Technologies Excom S.L. |
| ES | AS203978 | Free Technologies Excom S.L. |
| ES | AS199312 | Megavista Online |
| ES | AS205223 | Free Technologies Excom S.L. |
| ES | AS199482 | Free Technologies Excom S.L. |
| ES | AS208619 | Free Technologies Excom S.L. |
| ES | AS207412 | Free Technologies Excom S.L. |
| ES | AS202305 | JOAN GRAU FERRI trading as Wirered |
| ES | AS206565 | IKAI Tecnologias Avanzadas, S.L. |
| ES | AS203499 | Free Technologies Excom S.L. |
| ES | AS41343 | Free Technologies Excom S.L. |
| ES | AS200811 | Free Technologies Excom S.L. |
| ES | AS203641 | Inpro Telecomunicaciones |
| US | AS1239 | Sprint - AS1239 |
| ES | AS8637 | SpainWISP |
| ES | AS206602 | TVT TECNICENTRO, SL UNIP |
| ES | AS43160 | MalagaDatacenter |
| US | AS6453 | TATA Communications Ltd |
| ES | AS200845 | Avatel Telecom |
| US | AS174 | Cogent Communications, Inc. |
| ES | AS12357 | COMUNITEL |
| BG | AS34224 | Neterra |
| ES | AS29119 | Aire Networks del Mediterraneo |
| GB | AS4455 | BSO |
| DE | AS33891 | Core-Backbone |
| ES | AS198193 | Television por Cable Santa Pola |
| BG | AS57463 | NetIX Communications |
| ES | AS202766 | Lyntia Networks (Former "Servicios Digitales Codinet") |
| ES | AS206276 | Citelia |
| ES | AS201746 | Olivenet Network |
| GB | AS8220 | Colt |
| ES | AS3262 | Sarenet, S.A. |
| FR | AS43531 | IX Reach |
| US | AS3257 | GTT Communications (AS3257) |
| ES | AS13287 | NIXVAL |
| DE | AS5405 | Inter.link |
| ES | AS34977 | PROCONO |
| ES | AS12430 | Vodafone España |
| FR | AS35280 | F5 Inc. |
| ES | AS39020 | Comvive Servidores |
| ES | AS43833 | Open Cable Telecomunicaciones S.L. |
| US | AS6939 | Hurricane Electric |
| ES | AS49600 | NEAR IP |
