diff --git a/ipv6/mu.cidr b/ipv6/mu.cidr
index 0b5cc28a..00d05b4a 100644
--- a/ipv6/mu.cidr
+++ b/ipv6/mu.cidr
@@ -14,6 +14,7 @@
 2001:43f8:d00::/48
 2001:43f8:df0::/47
 2001:43f8:e00::/40
+2001:43fe:6000::/48
 2a0d:9600::/32
 2c0f:e808::/32
 2c0f:e8f8::/32
diff --git a/ipv6/zz.cidr b/ipv6/zz.cidr
index 4b4e8e3f..9d72e44a 100644
--- a/ipv6/zz.cidr
+++ b/ipv6/zz.cidr
@@ -1237,7 +1237,19 @@
 2001:43fe:4400::/38
 2001:43fe:4800::/37
 2001:43fe:5000::/36
-2001:43fe:6000::/35
+2001:43fe:6001::/48
+2001:43fe:6002::/47
+2001:43fe:6004::/46
+2001:43fe:6008::/45
+2001:43fe:6010::/44
+2001:43fe:6020::/43
+2001:43fe:6040::/42
+2001:43fe:6080::/41
+2001:43fe:6100::/40
+2001:43fe:6200::/39
+2001:43fe:6400::/38
+2001:43fe:6800::/37
+2001:43fe:7000::/36
 2001:43fe:8001::/48
 2001:43fe:8002::/47
 2001:43fe:8004::/46