diff --git a/ipv4/ar.cidr b/ipv4/ar.cidr
index 1286f5b0..f26f282e 100644
--- a/ipv4/ar.cidr
+++ b/ipv4/ar.cidr
@@ -868,7 +868,15 @@
 181.94.251.0/24
 181.94.252.0/22
 181.95.0.0/16
-181.96.0.0/12
+181.96.0.0/14
+181.100.0.0/15
+181.102.0.0/16
+181.103.16.0/20
+181.103.32.0/19
+181.103.80.0/20
+181.103.96.0/19
+181.103.128.0/17
+181.104.0.0/13
 181.114.32.0/20
 181.114.48.0/21
 181.114.60.0/22
diff --git a/ipv4/pr.cidr b/ipv4/pr.cidr
index 9eeeb711..99f16f65 100644
--- a/ipv4/pr.cidr
+++ b/ipv4/pr.cidr
@@ -68,7 +68,6 @@
 74.85.156.0/23
 74.119.24.0/22
 74.120.24.0/21
-74.123.48.0/22
 76.72.240.0/20
 76.76.192.0/20
 103.44.72.0/22
diff --git a/ipv4/py.cidr b/ipv4/py.cidr
index 3a9cd014..9a476446 100644
--- a/ipv4/py.cidr
+++ b/ipv4/py.cidr
@@ -87,6 +87,7 @@
 181.94.244.0/22
 181.94.248.0/23
 181.94.250.0/24
+181.103.0.0/20
 181.120.0.0/13
 181.174.160.0/22
 181.232.156.0/22
diff --git a/ipv4/uy.cidr b/ipv4/uy.cidr
index ec51b352..a9adb02f 100644
--- a/ipv4/uy.cidr
+++ b/ipv4/uy.cidr
@@ -16,6 +16,7 @@
 170.247.168.0/22
 179.0.156.0/22
 179.24.0.0/13
+181.103.64.0/20
 181.224.164.0/23
 186.8.0.0/16
 186.48.0.0/13
diff --git a/ipv4/ve.cidr b/ipv4/ve.cidr
index 4c0506eb..76bf1f68 100644
--- a/ipv4/ve.cidr
+++ b/ipv4/ve.cidr
@@ -39,6 +39,7 @@
 45.234.60.0/22
 45.236.28.0/22
 45.236.120.0/24
+74.123.48.0/22
 129.90.0.0/16
 131.72.168.0/22
 131.221.112.0/22
diff --git a/ipv6/br.cidr b/ipv6/br.cidr
index 4f822e86..d00a3245 100644
--- a/ipv6/br.cidr
+++ b/ipv6/br.cidr
@@ -6610,7 +6610,6 @@
 2804:6cc8::/32
 2804:6cd0::/32
 2804:6cd4::/32
-2804:6cd8::/32
 2804:6cdc::/32
 2804:6ce0::/32
 2804:6ce4::/32