diff --git a/all/ipv6.txt b/all/ipv6.txt
index f1a8a336..2d285f7b 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -235917,7 +235917,7 @@
 2406:da1c:90e:4a00::/56
 2406:da1c:8000::/36
 2406:da1c:fff:f800::/56
-2406:da1c::/36
+2406:da1c::/35
 2406:da1d::/36
 2406:da1e:da1:3c00::/56
 2406:da1e::/32
@@ -235959,7 +235959,7 @@
 2406:da18:752:6600::/56
 2406:da18:8000::/36
 2406:da18:fff:f800::/56
-2406:da18::/36
+2406:da18::/35
 2406:da19:14b:8c00::/56
 2406:da19::/36
 2406:da20:8000::/36
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index 002f636a..e2182a0c 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -10561,7 +10561,7 @@
 2406:da1a::/36
 2406:da1b::/36
 2406:da1c:8000::/36
-2406:da1c::/36
+2406:da1c::/35
 2406:da1d::/36
 2406:da1e::/32
 2406:da1f::/36
@@ -10584,7 +10584,7 @@
 2406:da16::/36
 2406:da17::/36
 2406:da18:8000::/36
-2406:da18::/36
+2406:da18::/35
 2406:da19::/36
 2406:da20:8000::/36
 2406:da21::/36
diff --git a/amazon/ipv6.txt b/amazon/ipv6.txt
index 4d56a541..a6fc3f83 100644
--- a/amazon/ipv6.txt
+++ b/amazon/ipv6.txt
@@ -530,7 +530,7 @@
 2406:da1c:90e:4a00::/56
 2406:da1c:8000::/36
 2406:da1c:fff:f800::/56
-2406:da1c::/36
+2406:da1c::/35
 2406:da1d::/36
 2406:da1e:da1:3c00::/56
 2406:da1e::/32
@@ -572,7 +572,7 @@
 2406:da18:752:6600::/56
 2406:da18:8000::/36
 2406:da18:fff:f800::/56
-2406:da18::/36
+2406:da18::/35
 2406:da19:14b:8c00::/56
 2406:da19::/36
 2406:da20:8000::/36
diff --git a/amazon/ipv6_merged.txt b/amazon/ipv6_merged.txt
index 26ddad3b..55e16373 100644
--- a/amazon/ipv6_merged.txt
+++ b/amazon/ipv6_merged.txt
@@ -431,7 +431,7 @@
 2406:da1a::/36
 2406:da1b::/36
 2406:da1c:8000::/36
-2406:da1c::/36
+2406:da1c::/35
 2406:da1d::/36
 2406:da1e::/32
 2406:da1f::/36
@@ -454,7 +454,7 @@
 2406:da16::/36
 2406:da17::/36
 2406:da18:8000::/36
-2406:da18::/36
+2406:da18::/35
 2406:da19::/36
 2406:da20:8000::/36
 2406:da21::/36