diff --git a/ipv4/br.cidr b/ipv4/br.cidr
index af4ea3d3f..0bd5be760 100644
--- a/ipv4/br.cidr
+++ b/ipv4/br.cidr
@@ -2918,9 +2918,7 @@
 177.52.216.0/22
 177.52.220.0/24
 177.52.222.0/23
-177.52.224.0/20
-177.52.240.0/21
-177.52.252.0/22
+177.52.224.0/19
 177.53.0.0/18
 177.53.64.0/19
 177.53.96.0/20
diff --git a/ipv6/br.cidr b/ipv6/br.cidr
index cc3cf62c5..53257afb9 100644
--- a/ipv6/br.cidr
+++ b/ipv6/br.cidr
@@ -514,7 +514,7 @@
 2801:80:3e70::/47
 2801:80:3e80::/48
 2801:80:3e90::/48
-2801:80:3ea0::/48
+2801:80:3ea0::/44
 2801:80:3eb0::/48
 2801:80:3ec0::/44
 2801:80:3ee0::/48
@@ -2130,7 +2130,6 @@
 2804:1c30::/32
 2804:1c3c::/32
 2804:1c40::/32
-2804:1c44::/32
 2804:1c48::/32
 2804:1c4c::/32
 2804:1c50::/32
@@ -2696,6 +2695,7 @@
 2804:26c4::/32
 2804:26c8::/32
 2804:26cc::/32
+2804:26d0::/32
 2804:26d4::/32
 2804:26d8::/32
 2804:26dc::/32