diff --git a/ipv4/us.cidr b/ipv4/us.cidr
index dd623052..dfa49213 100644
--- a/ipv4/us.cidr
+++ b/ipv4/us.cidr
@@ -1680,6 +1680,7 @@
 23.186.112.0/23
 23.186.120.0/24
 23.186.128.0/24
+23.186.136.0/24
 23.186.144.0/21
 23.186.176.0/24
 23.186.208.0/24
@@ -17220,7 +17221,11 @@
 192.251.88.0/23
 192.251.90.0/24
 192.251.92.0/22
-192.251.96.0/19
+192.251.96.0/21
+192.251.104.0/23
+192.251.107.0/24
+192.251.108.0/22
+192.251.112.0/20
 192.251.128.0/20
 192.251.144.0/22
 192.251.149.0/24