Marius,
With rip44d v1.3 I now see:
44.182.20.0/24 via 89.122.215.236 dev tunl0 onlink
window 840
44.182.21.0/24 via 89.122.215.236 dev tunl0 onlink window 840
PING 44.182.21.1 (44.182.21.1) 56(84) bytes of data.
64 bytes from 44.182.21.1: icmp_req=1 ttl=63 time=161 ms
64 bytes from 44.182.21.1: icmp_req=2 ttl=63 time=174 ms
64 bytes from 44.182.21.1: icmp_req=3 ttl=63 time=156 ms
64 bytes from 44.182.21.1: icmp_req=4 ttl=63 time=156 ms
Though, I'm still unable to traceroute you.
-Lynwood