diff --git a/all/ipv4.txt b/all/ipv4.txt
index 8ede68b8..282ac7b3 100644
--- a/all/ipv4.txt
+++ b/all/ipv4.txt
@@ -38112,7 +38112,6 @@
 68.233.120.0/21
 69.12.56.0/21
 69.12.56.0/24
-69.12.57.0/24
 69.12.58.0/24
 69.12.59.0/24
 69.12.60.0/24
diff --git a/twitter/ipv4.txt b/twitter/ipv4.txt
index 1991e32e..a6e539b7 100644
--- a/twitter/ipv4.txt
+++ b/twitter/ipv4.txt
@@ -71,7 +71,6 @@
 64.63.63.0/24
 69.12.56.0/21
 69.12.56.0/24
-69.12.57.0/24
 69.12.58.0/24
 69.12.59.0/24
 69.12.60.0/24