diff --git a/ipv4/co.cidr b/ipv4/co.cidr
index 2792105f9..c0d0d7102 100644
--- a/ipv4/co.cidr
+++ b/ipv4/co.cidr
@@ -209,6 +209,7 @@
 181.234.0.0/15
 181.236.0.0/15
 181.240.0.0/12
+185.74.16.0/22
 185.246.172.0/22
 186.0.0.0/17
 186.1.128.0/18
diff --git a/ipv4/ec.cidr b/ipv4/ec.cidr
index 8ce57e9ac..296bf7e0c 100644
--- a/ipv4/ec.cidr
+++ b/ipv4/ec.cidr
@@ -149,7 +149,6 @@
 190.12.0.0/18
 190.12.148.0/22
 190.15.128.0/20
-190.52.64.0/20
 190.52.192.0/20
 190.57.128.0/18
 190.63.0.0/16
@@ -241,7 +240,6 @@
 200.25.128.0/18
 200.25.192.0/19
 200.29.240.0/21
-200.49.240.0/21
 200.50.232.0/21
 200.55.224.0/20
 200.55.248.0/21
diff --git a/ipv6/ar.cidr b/ipv6/ar.cidr
index 6c872dbc8..7901e22b0 100644
--- a/ipv6/ar.cidr
+++ b/ipv6/ar.cidr
@@ -798,7 +798,6 @@
 2803:b960::/32
 2803:ba20::/32
 2803:ba40::/32
-2803:ba60::/32
 2803:ba80::/32
 2803:bac0::/32
 2803:bb00::/32
diff --git a/ipv6/br.cidr b/ipv6/br.cidr
index 4ff2e5d25..1f1b15075 100644
--- a/ipv6/br.cidr
+++ b/ipv6/br.cidr
@@ -8206,4 +8206,6 @@
 2804:7c68::/32
 2804:7c6c::/32
 2804:7c70::/32
+2804:7c74::/32
+2804:7c78::/32
 2a0a:3680::/29