diff --git a/all/ipv6.txt b/all/ipv6.txt
index e964dc6c..454b1935 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -10877,6 +10877,10 @@
 2606:f40:8000::/39
 2606:f40:8400::/39
 2606:f40::/39
+2606:f40:fffc::/48
+2606:f40:fffd::/48
+2606:f40:fffe::/48
+2606:f40:ffff::/48
 2607:f8b0:4000::/36
 2607:f8b0:4864:20::45c/126
 2607:f8b0:4864:20::c5c/126
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index bea7b9d8..811e2149 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -1474,6 +1474,7 @@
 2606:f40:8000::/39
 2606:f40:8400::/39
 2606:f40::/39
+2606:f40:fffc::/46
 2607:f8b0::/32
 2620:0:1c00::/40
 2620:107:3001::/48
diff --git a/amazon/ipv6.txt b/amazon/ipv6.txt
index ed74b916..bea678e7 100644
--- a/amazon/ipv6.txt
+++ b/amazon/ipv6.txt
@@ -925,6 +925,10 @@
 2606:f40:8000::/39
 2606:f40:8400::/39
 2606:f40::/39
+2606:f40:fffc::/48
+2606:f40:fffd::/48
+2606:f40:fffe::/48
+2606:f40:ffff::/48
 2620:107:3001::/48
 2620:107:300f::/48
 2620:107:4000:2::90/128
diff --git a/amazon/ipv6_merged.txt b/amazon/ipv6_merged.txt
index bb878cb7..0b9f7f7c 100644
--- a/amazon/ipv6_merged.txt
+++ b/amazon/ipv6_merged.txt
@@ -744,6 +744,7 @@
 2606:f40:8000::/39
 2606:f40:8400::/39
 2606:f40::/39
+2606:f40:fffc::/46
 2620:107:3001::/48
 2620:107:300f::/48
 2620:107:4000:2::90/125