diff --git a/ipv4/bd.cidr b/ipv4/bd.cidr
index e883f3df9..b6aeebd1b 100644
--- a/ipv4/bd.cidr
+++ b/ipv4/bd.cidr
@@ -1801,6 +1801,7 @@
 203.148.88.0/22
 203.153.60.0/22
 203.169.24.0/21
+203.175.108.0/23
 203.188.160.0/19
 203.188.240.0/20
 203.190.0.0/22
diff --git a/ipv6/bd.cidr b/ipv6/bd.cidr
index 2234c0dad..8b3b0e140 100644
--- a/ipv6/bd.cidr
+++ b/ipv6/bd.cidr
@@ -429,6 +429,7 @@
 2001:df3:1e40::/48
 2001:df3:1ec0::/48
 2001:df3:1f80::/48
+2001:df3:21c0::/48
 2001:df3:2b80::/48
 2001:df3:3180::/48
 2001:df3:3400::/48