| 81.58.4.136 | 81.58.4.151 | Tele2 lir-partitioned range for NIS |
| 81.58.4.152 | 81.58.4.159 | Versatel Internet customer Van der Horst Bussine.. |
| 81.58.4.160 | 81.58.4.183 | Tele2 lir-partitioned range for NIS |
| 81.58.4.184 | 81.58.4.191 | Versatel Internet customer STB Automatisering |
| 81.58.4.192 | 81.58.4.199 | Tele2 lir-partitioned range for NIS |
| 81.58.4.200 | 81.58.4.207 | Versatel Internet customer St. Sac_ Amstelstad |
| 81.58.4.208 | 81.58.4.215 | Tele2 Internet customer Industrial Automation Pa.. |
| 81.58.4.216 | 81.58.4.231 | Tele2 lir-partitioned range for NIS |
| 81.58.4.232 | 81.58.4.239 | Versatel Internet customer TELE besturingstechni.. |
| 81.58.4.240 | 81.58.4.247 | Versatel Internet customer Architektenburo Joost.. |