Version 5 macht jetzt wohl IPv6. Alle nichtantwortenden Resolver werden per IPv6 ICMP Router Advertisement (Type 134) announced:
15:52:23.868806 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 88) fe80::9085:a3ff:fe6c:730 > ff02::1: [icmp6 sum ok] ICMP6, router advertisement, length 88
hop limit 64, Flags [other stateful], pref medium, router lifetime 1800s, reachable time 0s, retrans time 0s
prefix info option (3), length 32 (4): 2a03:2260:115::/64, Flags [onlink, auto, router], valid time 86400s, pref. time 14400s
rdnss option (25), length 24 (3): lifetime 600s, addr: 2a03:2260:115::2
mtu option (5), length 8 (1): 1280
source link-address option (1), length 8 (1): de:cd:41:45:f9:9d
15:52:23.918032 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 120) fe80::94c2:e1ff:fe61:9974 > ff02::1: [icmp6 sum ok] ICMP6, router advertisement, length 120
hop limit 64, Flags [other stateful], pref medium, router lifetime 1800s, reachable time 0s, retrans time 0s
prefix info option (3), length 32 (4): fd68:e2ea:a53::/64, Flags [onlink, auto], valid time 86400s, pref. time 14400s
prefix info option (3), length 32 (4): 2a03:2260:115::5/64, Flags [onlink, auto, router], valid time 86400s, pref. time 14400s
rdnss option (25), length 24 (3): lifetime 600s, addr: 2a03:2260:115::5
mtu option (5), length 8 (1): 1280
source link-address option (1), length 8 (1): 0a:4f:0b:db:d6:fc
15:52:24.041943 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 120) fe80::942a:a5ff:fed5:aa4a > ff02::1: [icmp6 sum ok] ICMP6, router advertisement, length 120
hop limit 64, Flags [other stateful], pref medium, router lifetime 1800s, reachable time 0s, retrans time 0s
prefix info option (3), length 32 (4): fd68:e2ea:a53::/64, Flags [onlink, auto], valid time 86400s, pref. time 14400s
prefix info option (3), length 32 (4): 2a03:2260:115::/64, Flags [onlink, auto, router], valid time 86400s, pref. time 14400s
rdnss option (25), length 24 (3): lifetime 600s, addr: 2a03:2260:115::4
mtu option (5), length 8 (1): 1280
source link-address option (1), length 8 (1): 6e:43:81:b5:c2:a1