| 44.168.53.136/29 | Site-Network | - | AS64761 | f4hof-100 - Subnet multi-datacenter, proxy ARP. | 3449d f4hof |
| 44.168.53.146/31 | Backbone-Network | - | AS64761 | f4hgi,f4hof-100 - ipip tunnel f4hof f4hgi | 3443d f4hof |
| 44.168.253.192/31 | Backbone-Network | - | AS64761 | f4hof-100 - Tunnel F4HOF -> Hamnet42 | 1002d f4hof |
| 44.168.253.194/31 | Backbone-Network | - | AS64761 | f4hof-100 - Tunnel DC - QRA | 1002d f4hof |
| 44.168.253.196/31 | Backbone-Network | - | AS64761 | f4hof-100 - Tunnel F4HOF -> Hamnet69 | 1002d f4hof |