| 81.58.30.240 | 81.58.30.255 | Odido Netherlands B.V. |
| 81.58.31.0 | 81.58.31.7 | Tele2 Internet customer Pactor Instant Office So.. |
| 81.58.31.8 | 81.58.31.15 | Tele2 Internet customer Reisbureau Merenwijk |
| 81.58.31.16 | 81.58.31.23 | Odido Netherlands B.V. |
| 81.58.31.24 | 81.58.31.31 | Tele2 Internet customer Peletex |
| 81.58.31.32 | 81.58.31.39 | Versatel Internet customer Bibliss |
| 81.58.31.40 | 81.58.31.47 | Tele2 Internet customer (Crisis) Opvang |
| 81.58.31.48 | 81.58.31.55 | Tele2 Internet customer KTC De Kade |
| 81.58.31.56 | 81.58.31.63 | Tele2 Internet customer Leefgroep P. Both |
| 81.58.31.64 | 81.58.31.71 | Tele2 Internet customer VSU |