diff --git a/data/mntner/OS23-MNT b/data/mntner/OS23-MNT
new file mode 100644
index 000000000..de24dc145
--- /dev/null
+++ b/data/mntner/OS23-MNT
@@ -0,0 +1,6 @@
+mntner:             OS23-MNT
+descr:              OS23 maintains
+admin-c:            OS23-DN42
+tech-c:             OS23-DN42
+mnt-by:             OS23-MNT
+source:             DN42
diff --git a/data/route/172.20.164.0_26 b/data/route/172.20.164.0_26
new file mode 100644
index 000000000..d6c94907b
--- /dev/null
+++ b/data/route/172.20.164.0_26
@@ -0,0 +1,4 @@
+route:              172.20.164.0/26
+origin:             AS4242423023
+mnt-by:             OS23-MNT
+source:             DN42