diff --git a/data/aut-num/AS4242423048 b/data/aut-num/AS4242423048
new file mode 100644
index 000000000..69b14f1df
--- /dev/null
+++ b/data/aut-num/AS4242423048
@@ -0,0 +1,7 @@
+aut-num:            AS4242423048
+as-name:            AS4242423048
+descr:              AS4242423048
+admin-c:            YOUON-DN42
+tech-c:             YOUON-DN42
+mnt-by:             YOUON-MNT
+source:             DN42
diff --git a/data/inet6num/fddc:4837:eae8::_48 b/data/inet6num/fddc:4837:eae8::_48
new file mode 100644
index 000000000..fef936438
--- /dev/null
+++ b/data/inet6num/fddc:4837:eae8::_48
@@ -0,0 +1,10 @@
+inet6num:           fddc:4837:eae8:0000:0000:0000:0000:0000 - fddc:4837:eae8:ffff:ffff:ffff:ffff:ffff
+cidr:               fddc:4837:eae8::/48
+netname:            YOUON-NETWORK
+descr:              Network of youon
+country:            CN
+admin-c:            YOUON-DN42
+tech-c:             YOUON-DN42
+mnt-by:             YOUON-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/inetnum/172.22.78.160_27 b/data/inetnum/172.22.78.160_27
new file mode 100644
index 000000000..9aad3c0d8
--- /dev/null
+++ b/data/inetnum/172.22.78.160_27
@@ -0,0 +1,10 @@
+inetnum:            172.22.78.160 - 172.22.78.191
+cidr:               172.22.78.160/27
+netname:            YOUON-NETWORK
+descr:              Network of youon
+country:            CN
+admin-c:            YOUON-DN42
+tech-c:             YOUON-DN42
+mnt-by:             YOUON-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/mntner/YOUON-MNT b/data/mntner/YOUON-MNT
new file mode 100644
index 000000000..af84e2cda
--- /dev/null
+++ b/data/mntner/YOUON-MNT
@@ -0,0 +1,6 @@
+mntner:             YOUON-MNT
+admin-c:            YOUON-DN42
+tech-c:             YOUON-DN42
+mnt-by:             YOUON-MNT
+auth:               pgp-fingerprint 426169C7703539CD98393149019CB7E00A3BEF61
+source:             DN42
diff --git a/data/person/YOUON-DN42 b/data/person/YOUON-DN42
new file mode 100644
index 000000000..8c3ac6563
--- /dev/null
+++ b/data/person/YOUON-DN42
@@ -0,0 +1,5 @@
+person:             Youon Pak
+e-mail:             i@youon.moe
+nic-hdl:            YOUON-DN42
+mnt-by:             YOUON-MNT
+source:             DN42
diff --git a/data/route/172.22.78.160_27 b/data/route/172.22.78.160_27
new file mode 100644
index 000000000..c23d08369
--- /dev/null
+++ b/data/route/172.22.78.160_27
@@ -0,0 +1,5 @@
+route:              172.22.78.160/27
+origin:             AS4242423048
+max-length:         27
+mnt-by:             YOUON-MNT
+source:             DN42
diff --git a/data/route6/fddc:4837:eae8::_48 b/data/route6/fddc:4837:eae8::_48
new file mode 100644
index 000000000..9f5dfa75f
--- /dev/null
+++ b/data/route6/fddc:4837:eae8::_48
@@ -0,0 +1,4 @@
+route6:             fddc:4837:eae8::/48
+origin:             AS4242423048
+mnt-by:             YOUON-MNT
+source:             DN42