diff --git a/all/ipv4.txt b/all/ipv4.txt
index 4056b06a..59bc1b25 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -35811,7 +35811,6 @@
 104.237.158.0/24
 104.237.159.0/24
 104.237.160.0/19
-104.244.40.0/21
 104.244.40.0/24
 104.244.41.0/24
 104.244.42.0/24
diff --git a/all/ipv6.txt b/all/ipv6.txt
index 515c7970..87c13471 100644
--- a/all/ipv6.txt
+++ b/all/ipv6.txt
@@ -10972,7 +10972,6 @@
 2620:108:700f::/64
 2620:108:d000::/44
 2620:108:d00f::/64
-2620:10d:c000::/40
 2620:10d:c090::/44
 2620:10d:c090::/48
 2620:10d:c091::/48
diff --git a/all/ipv6_merged.txt b/all/ipv6_merged.txt
index 017304f5..224f5756 100644
--- a/all/ipv6_merged.txt
+++ b/all/ipv6_merged.txt
@@ -1549,7 +1549,7 @@
 2620:107:4008::/45
 2620:108:7000::/44
 2620:108:d000::/44
-2620:10d:c000::/40
+2620:10d:c090::/44
 2620:11a:a000::/40
 2620:120:e000::/40
 2620:1ec:12::/47
diff --git a/facebook/ipv6.txt b/facebook/ipv6.txt
index 3af00b56..4e599ec5 100644
--- a/facebook/ipv6.txt
+++ b/facebook/ipv6.txt
@@ -452,7 +452,6 @@
 2620:0:1c00::/40
 2620:0:1cfa::/48
 2620:0:1cff::/48
-2620:10d:c000::/40
 2620:10d:c090::/44
 2620:10d:c090::/48
 2620:10d:c091::/48
diff --git a/facebook/ipv6_merged.txt b/facebook/ipv6_merged.txt
index a79abe0b..e591f131 100644
--- a/facebook/ipv6_merged.txt
+++ b/facebook/ipv6_merged.txt
@@ -33,5 +33,5 @@
 2c0f:ef78:c::/46
 2401:db00::/32
 2620:0:1c00::/40
-2620:10d:c000::/40
+2620:10d:c090::/44
 2803:6080::/29
diff --git a/twitter/ipv4.txt b/twitter/ipv4.txt
index 270cd848..2ae30a18 100644
--- a/twitter/ipv4.txt
+++ b/twitter/ipv4.txt
@@ -116,7 +116,6 @@
 103.252.112.0/23
 103.252.114.0/23
 103.55.162.0/24
-104.244.40.0/21
 104.244.40.0/24
 104.244.41.0/24
 104.244.42.0/24