-(defhost gate.dmz (dmz 13))
-(defhost nat.dmz (dmz 14))
-
-;; Colocated addresses.
-(defhost fender.jump (jump 5))
-(defhost precision.jump (jump 6))
-(defhost telecaster.jump (jump 7))
-(defhost stratocaster.jump (jump 8))
-(defhost jazz.jump (jump 9))
-(defhost jaguar.jump (jump 11))
-(defhost richmond.jump (jump 12))
-(defhost anon.jump (jump 13))
-(defhost blackhole.jump (jump 14))
+(defhost nat.dmz ((:ipv4 dmz 14)))
+
+;; Formerly colocated addresses.
+(defhost precision.dmz ((:ipv4 dmz1 1) (:ipv6 dmz 33)))
+(defhost telecaster.dmz ((:ipv4 dmz1 2) (:ipv6 dmz 34)))
+(defhost stratocaster.dmz ((:ipv4 dmz1 3) (:ipv6 dmz 35)))
+(defhost jazz.dmz ((:ipv4 dmz1 4) (:ipv6 dmz 36)))
+(defhost fender.dmz ((:ipv4 dmz1 9) (:ipv6 dmz 41)))
+(defhost marshall.dmz ((:ipv4 dmz1 11) (:ipv6 dmz "::2:1")))
+(defhost richmond.dmz ((:ipv4 dmz1 12) (:ipv6 dmz "::1:1")))
+(defhost blackhole.dmz ((:ipv4 dmz1 14) (:ipv6 dmz "::ffff")))
+
+;; Jump virtual hosts.
+(defhost eggle.jump ((:ipv4 "185.73.44.143")
+ (:ipv6 jump-ipv6 "8002::1")))
+
+;; Linode virtual hosts.
+(defhost national.linode ((:ipv4 "45.33.118.239")
+ (:ipv6 "2600:3c00::f03c:91ff:fe3b:d7c1")))