Leiden ist eine Stadt in 119713 Einwohner. Wir zählten 119713 IPs mit Datenbank von Maxmind. Leiden hat 307350 pro Einwohner.
| ASN | ASN Id | Total IP |
| SURFnet | AS1103 | 168160 |
| Ziggo B.V. | AS9143 | 49522 |
| This macro reflects our filtering-policy on | AS1136 | 25540 |
| AS for the Trans-European Tele2 IP Transport backbone | AS13127 | 13024 |
| Kementerian Dalam Negeri Republik Indonesia | AS131765 | 8190 |
| FOM-Nikhef | AS1104 | 8190 |
| TELE2 | AS1257 | 8190 |
| Euronet Communications B.V. | AS5390 | 8180 |
| Amsterdam | AS3265 | 7138 |
| KPN B.V. | AS5615 | 2550 |
| Amsterdam | AS15426 | 2046 |
| formerly known as UPC Broadband Holding B.V. | AS6830 | 1786 |
| Infotheek Groep B.V | AS201690 | 1022 |
| T-Mobile Thuis BV | AS50266 | 1020 |
| KPN ITNS Services B.V. | AS12871 | 764 |
| Caveo Internet BV | AS24642 | 510 |
| ClaraNET LTD | AS8426 | 510 |
| Hewlett-Packard Company | AS19647 | 510 |
| Cambrium IT Services B.V. | AS25596 | 510 |
| Schiphol Telematics B.V. | AS42517 | 188 |
| Online Computer Library Center | AS4373 | 60 |
| Signet B.V. | AS28878 | 14 |
| InterNLnet Autonomous System | AS20507 | 0 |
| Vodafone Libertel B.V. | AS33915 | 0 |