diff --git a/data/aut-num/AS4242423263 b/data/aut-num/AS4242423263
new file mode 100644
index 000000000..8d20d794b
--- /dev/null
+++ b/data/aut-num/AS4242423263
@@ -0,0 +1,6 @@
+aut-num:            AS4242423263
+as-name:            AS-LEOCHANG-DN42
+admin-c:            LEOCHANG-DN42
+tech-c:             LEOCHANG-DN42
+mnt-by:             LEOCHANG-MNT
+source:             DN42
diff --git a/data/inet6num/fd21:2125:2125::_48 b/data/inet6num/fd21:2125:2125::_48
new file mode 100644
index 000000000..0acf68590
--- /dev/null
+++ b/data/inet6num/fd21:2125:2125::_48
@@ -0,0 +1,10 @@
+inet6num:           fd21:2125:2125:0000:0000:0000:0000:0000 - fd21:2125:2125:ffff:ffff:ffff:ffff:ffff
+cidr:               fd21:2125:2125::/48
+netname:            LEOCHANG-NETWORK
+descr:              Network of Leo Chang
+country:            US
+admin-c:            LEOCHANG-DN42
+tech-c:             LEOCHANG-DN42
+mnt-by:             LEOCHANG-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/inetnum/172.20.133.96_27 b/data/inetnum/172.20.133.96_27
new file mode 100644
index 000000000..24f5e68a5
--- /dev/null
+++ b/data/inetnum/172.20.133.96_27
@@ -0,0 +1,10 @@
+inetnum:            172.20.133.96 - 172.20.133.127
+cidr:               172.20.133.96/27
+netname:            LEOCHANG-NETWORK
+descr:              Network of Leo Chang
+country:            US
+admin-c:            LEOCHANG-DN42
+tech-c:             LEOCHANG-DN42
+mnt-by:             LEOCHANG-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/mntner/LEOCHANG-MNT b/data/mntner/LEOCHANG-MNT
new file mode 100644
index 000000000..e2857b672
--- /dev/null
+++ b/data/mntner/LEOCHANG-MNT
@@ -0,0 +1,6 @@
+mntner:             LEOCHANG-MNT
+admin-c:            LEOCHANG-DN42
+tech-c:             LEOCHANG-DN42
+mnt-by:             LEOCHANG-MNT
+auth:               ssh-rsa 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
+source:             DN42
diff --git a/data/person/LEOCHANG-DN42 b/data/person/LEOCHANG-DN42
new file mode 100644
index 000000000..5858b4ea9
--- /dev/null
+++ b/data/person/LEOCHANG-DN42
@@ -0,0 +1,5 @@
+person:             Leo Chang
+e-mail:             i@cchang.de
+nic-hdl:            LEOCHANG-DN42
+mnt-by:             LEOCHANG-MNT
+source:             DN42
diff --git a/data/route/172.20.133.96_27 b/data/route/172.20.133.96_27
new file mode 100644
index 000000000..0bd92838d
--- /dev/null
+++ b/data/route/172.20.133.96_27
@@ -0,0 +1,5 @@
+route:              172.20.133.96/27
+origin:             AS4242423263
+max-length:         27
+mnt-by:             LEOCHANG-MNT
+source:             DN42
diff --git a/data/route6/fd21:2125:2125::_48 b/data/route6/fd21:2125:2125::_48
new file mode 100644
index 000000000..09e0b7a2f
--- /dev/null
+++ b/data/route6/fd21:2125:2125::_48
@@ -0,0 +1,5 @@
+route6:             fd21:2125:2125::/48
+origin:             AS4242423263
+max-length:         48
+mnt-by:             LEOCHANG-MNT
+source:             DN42