diff --git a/data/inetnum/172.21.123.16_28 b/data/inetnum/172.21.123.16_28
new file mode 100644
index 000000000..ceff24ebb
--- /dev/null
+++ b/data/inetnum/172.21.123.16_28
@@ -0,0 +1,12 @@
+inetnum:            172.21.123.16 - 172.21.123.31
+cidr:               172.21.123.16/28
+netname:            CAESIA-NETWORK
+descr:              CAESIA IPv4 NET
+nserver:            ns1.caesia.dn42
+country:            DE
+admin-c:            INRIN-DN42
+tech-c:             INRIN-DN42
+zone-c:             INRIN-DN42
+mnt-by:             CAESIA-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/route/172.21.123.16_28 b/data/route/172.21.123.16_28
new file mode 100644
index 000000000..bef80de2c
--- /dev/null
+++ b/data/route/172.21.123.16_28
@@ -0,0 +1,8 @@
+route:              172.21.123.16/28
+origin:             AS4242421231
+admin-c:            INRIN-DN42
+tech-c:             INRIN-DN42
+max-length:         28
+pingable:           172.21.123.17
+mnt-by:             CAESIA-MNT
+source:             DN42