diff --git a/ipv4/za.cidr b/ipv4/za.cidr
index c317036ad..600b163a9 100644
--- a/ipv4/za.cidr
+++ b/ipv4/za.cidr
@@ -323,6 +323,7 @@
 102.221.0.0/21
 102.221.36.0/22
 102.221.60.0/22
+102.221.74.0/24
 102.221.76.0/22
 102.221.80.0/22
 102.221.92.0/22
diff --git a/ipv4/zz.cidr b/ipv4/zz.cidr
index 8a452cbbb..0587fe5a0 100644
--- a/ipv4/zz.cidr
+++ b/ipv4/zz.cidr
@@ -88,7 +88,8 @@
 102.221.48.0/21
 102.221.56.0/22
 102.221.64.0/21
-102.221.72.0/22
+102.221.72.0/23
+102.221.75.0/24
 102.221.114.0/23
 102.221.132.0/22
 102.221.136.0/21
diff --git a/ipv6/za.cidr b/ipv6/za.cidr
index def9e1bdf..d55e9048f 100644
--- a/ipv6/za.cidr
+++ b/ipv6/za.cidr
@@ -63,6 +63,7 @@
 2001:43f8:1700::/46
 2001:43f8:1800::/40
 2001:43f8:1ac0::/44
+2001:43fe::/48
 2a01:5380::/32
 2a02:47c0::/32
 2a05:1680::/29
diff --git a/ipv6/zz.cidr b/ipv6/zz.cidr
index d0bcdc430..c1cefa339 100644
--- a/ipv6/zz.cidr
+++ b/ipv6/zz.cidr
@@ -1023,7 +1023,23 @@
 2001:43fc:4000::/34
 2001:43fc:8000::/33
 2001:43fd::/32
-2001:43fe::/31
+2001:43fe:1::/48
+2001:43fe:2::/47
+2001:43fe:4::/46
+2001:43fe:8::/45
+2001:43fe:10::/44
+2001:43fe:20::/43
+2001:43fe:40::/42
+2001:43fe:80::/41
+2001:43fe:100::/40
+2001:43fe:200::/39
+2001:43fe:400::/38
+2001:43fe:800::/37
+2001:43fe:1000::/36
+2001:43fe:2000::/35
+2001:43fe:4000::/34
+2001:43fe:8000::/33
+2001:43ff::/32
 2c00::/13
 2c08::/14
 2c0c::/15