diff --git a/all/ipv6.txt b/all/ipv6.txt
index 274b8a6a..ebd1ee6a 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -1548,9 +1548,7 @@
 2404:c2c0:83cc:cd00::/56
 2404:c2c0:83cc:ce00::/56
 2404:c2c0::/40
-2404:f340:4000::/44
 2404:f340::/32
-2404:f340::/44
 2406:da00:1000::/40
 2406:da00:2000::/40
 2406:da00:4000::/40
diff --git a/google/ipv6.txt b/google/ipv6.txt
index 53bbb200..9ddc7821 100644
--- a/google/ipv6.txt
+++ b/google/ipv6.txt
@@ -103,9 +103,7 @@
 2001:4860::/32
 2404:6800:4000::/36
 2404:6800::/32
-2404:f340:4000::/44
 2404:f340::/32
-2404:f340::/44
 2600:1900:4000::/44
 2600:1900:4010::/44
 2600:1900:4020::/44