diff --git a/data/aut-num/AS4242421196 b/data/aut-num/AS4242421196
new file mode 100644
index 000000000..9823d907b
--- /dev/null
+++ b/data/aut-num/AS4242421196
@@ -0,0 +1,6 @@
+aut-num:            AS4242421196
+as-name:            AS-BG4CZU
+admin-c:            BG4CZU-DN42
+tech-c:             BG4CZU-DN42
+mnt-by:             BG4CZU-MNT
+source:             DN42
diff --git a/data/inet6num/fdd6:bf3e:90e8::_48 b/data/inet6num/fdd6:bf3e:90e8::_48
new file mode 100644
index 000000000..cb5f7fff0
--- /dev/null
+++ b/data/inet6num/fdd6:bf3e:90e8::_48
@@ -0,0 +1,10 @@
+inet6num:           fdd6:bf3e:90e8:0000:0000:0000:0000:0000 - fdd6:bf3e:90e8:ffff:ffff:ffff:ffff:ffff
+cidr:               fdd6:bf3e:90e8::/48
+netname:            BG4CZU-NETWORK
+descr:              BG4CZU DN42 IPv6 Network
+country:            CN
+admin-c:            BG4CZU-DN42
+tech-c:             BG4CZU-DN42
+mnt-by:             BG4CZU-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/inetnum/172.20.236.96_27 b/data/inetnum/172.20.236.96_27
new file mode 100644
index 000000000..b51b4943c
--- /dev/null
+++ b/data/inetnum/172.20.236.96_27
@@ -0,0 +1,10 @@
+inetnum:            172.20.236.96 - 172.20.236.127
+cidr:               172.20.236.96/27
+netname:            BG4CZU-NETWORK
+descr:              BG4CZU DN42 IPv4 Network
+country:            CN
+admin-c:            BG4CZU-DN42
+tech-c:             BG4CZU-DN42
+mnt-by:             BG4CZU-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/mntner/BG4CZU-MNT b/data/mntner/BG4CZU-MNT
new file mode 100644
index 000000000..92697e2d9
--- /dev/null
+++ b/data/mntner/BG4CZU-MNT
@@ -0,0 +1,6 @@
+mntner:             BG4CZU-MNT
+admin-c:            BG4CZU-DN42
+tech-c:             BG4CZU-DN42
+mnt-by:             BG4CZU-MNT
+auth:               pgp-fingerprint CA609FF7E12D7486B98949AFFF0CCC24777F7C1B
+source:             DN42
diff --git a/data/person/BG4CZU-DN42 b/data/person/BG4CZU-DN42
new file mode 100644
index 000000000..8f685eac8
--- /dev/null
+++ b/data/person/BG4CZU-DN42
@@ -0,0 +1,5 @@
+person:             Jun Cao
+e-mail:             bg4czu@gmail.com
+nic-hdl:            BG4CZU-DN42
+mnt-by:             BG4CZU-MNT
+source:             DN42
diff --git a/data/route/172.20.236.96_27 b/data/route/172.20.236.96_27
new file mode 100644
index 000000000..3ecba6458
--- /dev/null
+++ b/data/route/172.20.236.96_27
@@ -0,0 +1,5 @@
+route:              172.20.236.96/27
+origin:             AS4242421196
+max-length:         27
+mnt-by:             BG4CZU-MNT
+source:             DN42
diff --git a/data/route6/fdd6:bf3e:90e8::_48 b/data/route6/fdd6:bf3e:90e8::_48
new file mode 100644
index 000000000..7e6b8c2e1
--- /dev/null
+++ b/data/route6/fdd6:bf3e:90e8::_48
@@ -0,0 +1,5 @@
+route6:             fdd6:bf3e:90e8::/48
+origin:             AS4242421196
+max-length:         48
+mnt-by:             BG4CZU-MNT
+source:             DN42