Rotterdam is a city in with 1233943 residents. We counted 598199 IPs from Maxmind database. Rotterdam has 1233943 per resident.
| ASN | ASN Id | Total IP |
| SURFnet | AS1103 | 305586 |
| formerly known as UPC Broadband Holding B.V. | AS6830 | 189860 |
| This macro reflects our filtering-policy on | AS1136 | 106788 |
| AS for the Trans-European Tele2 IP Transport backbone | AS13127 | 95314 |
| ISP in Hannover | AS16084 | 65534 |
| Port of Rotterdam network | AS13266 | 65534 |
| BELNET | AS2611 | 65534 |
| Euronet Communications B.V. | AS5390 | 43180 |
| Verizon Business | AS702 | 41970 |
| Amsterdam | AS3265 | 38774 |
| T-mobile Netherlands bv. | AS31615 | 33268 |
| KPN B.V. | AS5615 | 23332 |
| Vodafone NL Autonomous System | AS15480 | 22518 |
| Ziggo B.V. | AS9143 | 13416 |
| T-Mobile Thuis BV | AS50266 | 12494 |
| i3d B.V. | AS49544 | 12070 |
| Routit BV | AS28685 | 10356 |
| 1 | AS15670 | 8706 |
| KPN Belgium Business NV has been acquired by Mobistar, B | AS47377 | 6394 |
| TELE2 | AS1257 | 6140 |
| KPN B.V. | AS286 | 4368 |
| IS Group B.V. | AS15879 | 4348 |
| + | AS48886 | 4094 |
| KPN B.V. | AS50238 | 4094 |
| Lubbers Box Telematica BV | AS16298 | 4094 |
| Luna.nl B.V. | AS12902 | 2562 |
| Easynet Global Services | AS4589 | 2554 |
| Intermax Cloudsourcing B.V. | AS24586 | 2300 |
| Unet Network, The Netherlands | AS29396 | 2298 |
| Rotterdamse Electrische Tram N.V. | AS8694 | 2046 |
| IT7 Networks Inc | AS25820 | 2044 |
| Trixit Holding B.V. | AS34968 | 2042 |
| HostPalace Web Solution Pvt Ltd | AS133229 | 2040 |
| +++ Transit Imports | AS49981 | 2032 |
| Eindhoven | AS29063 | 1786 |
| KPN B.V. | AS1134 | 1540 |
| Signet B.V. | AS28878 | 1290 |
| Kamperland, The Netherlands | AS15542 | 1022 |
| Pelican Ict Bv | AS35705 | 1022 |
| Rapiddot Hosting Services Ltd | AS202954 | 1022 |
| PCextreme B.V. | AS48635 | 1022 |
| Transit policy pref 100 | AS41887 | 1022 |
| Hewlett Packard GmbH | AS6900 | 1022 |
| IP Visie Networking B.V. | AS198089 | 1020 |
| Rotterdam Leisure Holding B.V. | AS59832 | 1018 |
| SOLCON | AS12414 | 890 |
| CAIW Autonomous System | AS15435 | 888 |
| NForce Entertainment B.V. | AS43350 | 764 |
| U.S. Department of Energy | AS32982 | 764 |
| ApplicationNet b.v. | AS197727 | 620 |
| Cablecom Networking Limited | AS42689 | 516 |
| ISM eCompany Hosting Services | AS21162 | 510 |
| The Netherlands | AS21221 | 510 |
| KPN B.V. | AS2043 | 510 |
| Hydra Communications Ltd | AS200039 | 510 |
| JAT Airways AD Beograd | AS43335 | 510 |
| Sona Business B.V. | AS60022 | 510 |
| M247 Ltd | AS9009 | 510 |
| InterNLnet Autonomous System | AS20507 | 510 |
| CGl Nederland B.V. | AS48522 | 510 |
| COLT Technology Services Group Limited | AS8220 | 496 |
| Advan Technologies LLC | AS36344 | 254 |
| Vodafone Libertel B.V. | AS33915 | 254 |
| FNX Tecnologia LTDA | AS60503 | 254 |
| 247RACK.com | AS62731 | 254 |
| POCOS B.V. | AS50522 | 254 |
| CBizz B.V. | AS30925 | 254 |
| A2b Ip B.v. | AS51088 | 254 |
| SC Web Software Development SRL | AS47836 | 254 |
| ICF International | AS3713 | 254 |
| Netops Ltd. | AS201789 | 254 |
| British Telecommunications plc | AS3300 | 254 |
| Ikoula Net SAS | AS21409 | 254 |
| Choopa, LLC | AS20473 | 254 |
| AAA of Michigan | AS31923 | 254 |
| Microsoft Corporation | AS8068 | 254 |
| HostDime.com, Inc. | AS33182 | 254 |
| Vorarlberger Informatik- und Telekommunikationsdienstleistungsgesellschaft mbH | AS12762 | 254 |
| Host Sailor Ltd. | AS60117 | 254 |
| AltusHost B.V. | AS51430 | 254 |
| OVH SAS | AS16276 | 136 |
| Previder B.V. | AS20847 | 126 |
| Stichting Breedband Delft | AS34108 | 126 |
| Networkconcepts BV | AS50554 | 14 |
| 25 Canada Square, Canary Wharf, 31st Floor | AS8928 | 6 |
| KPN B.V. | AS8737 | 6 |
| ANS Communications | AS1661 | 6 |
| Internet and VPN Service Provider | AS20570 | 6 |
| Hetzner Online GmbH | AS24940 | 0 |