diff --git a/ipv6/ar.cidr b/ipv6/ar.cidr
index 358cdd4d4..4513d130d 100644
--- a/ipv6/ar.cidr
+++ b/ipv6/ar.cidr
@@ -771,7 +771,6 @@
 2803:9a60::/32
 2803:9b40::/32
 2803:9b80::/32
-2803:9b90::/32
 2803:9be0::/32
 2803:9c00::/32
 2803:9c10::/32
diff --git a/ipv6/br.cidr b/ipv6/br.cidr
index 81a8fe888..f8a2ec937 100644
--- a/ipv6/br.cidr
+++ b/ipv6/br.cidr
@@ -3258,7 +3258,6 @@
 2804:3370::/32
 2804:3374::/32
 2804:3378::/32
-2804:3380::/32
 2804:3384::/32
 2804:338c::/32
 2804:3390::/32
diff --git a/ipv6/co.cidr b/ipv6/co.cidr
index dc7a38361..dc28a0fd7 100644
--- a/ipv6/co.cidr
+++ b/ipv6/co.cidr
@@ -236,7 +236,6 @@
 2801:1e:800::/48
 2801:1e:3000::/48
 2801:1e:3800::/48
-2801:1e:5800::/48
 2801:1e:6800::/48
 2801:1e:b800::/48
 2801:1e:c800::/48
@@ -606,6 +605,7 @@
 2803:bdd0::/32
 2803:bf50::/32
 2803:bfa0::/32
+2803:c030::/32
 2803:c050::/32
 2803:c390::/32
 2803:c3e0::/32
diff --git a/ipv6/do.cidr b/ipv6/do.cidr
index 04cd38bb7..307bae267 100644
--- a/ipv6/do.cidr
+++ b/ipv6/do.cidr
@@ -62,6 +62,7 @@
 2803:3cd0::/32
 2803:3e10::/32
 2803:3f50::/32
+2803:4030::/32
 2803:4210::/32
 2803:4250::/32
 2803:4320::/32