diff --git a/all/ipv6.txt b/all/ipv6.txt
index b777b8ea..6c6d102d 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -4017,6 +4017,7 @@
 2600:f00e:400::/40
 2600:f00e::/39
 2600:f0f0:0:20c::/62
+2600:f0f0:0:21c::/62
 2600:f0f0:0:100::/56
 2600:f0f0:0:200::/62
 2600:f0f0:0:204::/62
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index 2493cf28..8cb50139 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -1018,9 +1018,7 @@
 2600:f00e:400::/40
 2600:f00e::/39
 2600:f0f0:0:100::/56
-2600:f0f0:0:200::/60
-2600:f0f0:0:210::/61
-2600:f0f0:0:218::/62
+2600:f0f0:0:200::/59
 2600:f0f0:0:300::/56
 2600:f0f0:1:1a00::/55
 2600:f0f0:1:1c00::/56
diff --git a/amazon/ipv6.txt b/amazon/ipv6.txt
index 1a1c55a7..baead9e5 100644
--- a/amazon/ipv6.txt
+++ b/amazon/ipv6.txt
@@ -1096,6 +1096,7 @@
 2600:f00e:400::/40
 2600:f00e::/39
 2600:f0f0:0:20c::/62
+2600:f0f0:0:21c::/62
 2600:f0f0:0:100::/56
 2600:f0f0:0:200::/62
 2600:f0f0:0:204::/62
diff --git a/amazon/ipv6_merged.txt b/amazon/ipv6_merged.txt
index 66106b21..53c84c2c 100644
--- a/amazon/ipv6_merged.txt
+++ b/amazon/ipv6_merged.txt
@@ -878,9 +878,7 @@
 2600:f00e:400::/40
 2600:f00e::/39
 2600:f0f0:0:100::/56
-2600:f0f0:0:200::/60
-2600:f0f0:0:210::/61
-2600:f0f0:0:218::/62
+2600:f0f0:0:200::/59
 2600:f0f0:0:300::/56
 2600:f0f0:1:1a00::/55
 2600:f0f0:1:1c00::/56