diff --git a/data/aut-num/AS4242420856 b/data/aut-num/AS4242420856
new file mode 100644
index 000000000..20b77dd5c
--- /dev/null
+++ b/data/aut-num/AS4242420856
@@ -0,0 +1,6 @@
+aut-num:            AS4242420856
+as-name:            AS-CHENGCHENG-DN42
+admin-c:            CHENGCHENG-DN42
+tech-c:             CHENGCHENG-DN42
+mnt-by:             CHENGCHENG-MNT
+source:             DN42
\ No newline at end of file
diff --git a/data/inet6num/fd32:bcc:b8e::_48 b/data/inet6num/fd32:bcc:b8e::_48
new file mode 100644
index 000000000..0ed4f5405
--- /dev/null
+++ b/data/inet6num/fd32:bcc:b8e::_48
@@ -0,0 +1,10 @@
+inet6num:           fd32:0bcc:0b8e:0000:0000:0000:0000:0000 - fd32:0bcc:0b8e:ffff:ffff:ffff:ffff:ffff
+cidr:               fd32:bcc:b8e::/48
+netname:            CHENGCHENG-IPV6
+descr:              Network of CHENGCHENG
+country:            CN
+admin-c:            CHENGCHENG-DN42
+tech-c:             CHENGCHENG-DN42
+mnt-by:             CHENGCHENG-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/inetnum/172.23.58.64_26 b/data/inetnum/172.23.58.64_26
new file mode 100644
index 000000000..d34f89a55
--- /dev/null
+++ b/data/inetnum/172.23.58.64_26
@@ -0,0 +1,10 @@
+inetnum:            172.23.58.64 - 172.23.58.127
+cidr:               172.23.58.64/26
+netname:            CHENGCHENG-IPV4
+descr:              Network of CHENGCHENG
+country:            CN
+admin-c:            CHENGCHENG-DN42
+tech-c:             CHENGCHENG-DN42
+mnt-by:             CHENGCHENG-MNT
+status:             ASSIGNED
+source:             DN42
\ No newline at end of file
diff --git a/data/mntner/CHENGCHENG-MNT b/data/mntner/CHENGCHENG-MNT
new file mode 100644
index 000000000..239d77fc3
--- /dev/null
+++ b/data/mntner/CHENGCHENG-MNT
@@ -0,0 +1,7 @@
+mntner:             CHENGCHENG-MNT
+admin-c:            CHENGCHENG-DN42
+tech-c:             CHENGCHENG-DN42
+mnt-by:             CHENGCHENG-MNT
+auth:               pgp-fingerprint DAC841095CE9F91A3D8F3CDE5DA1A013A12DDBAE
+auth:               ssh-rsa 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
+source:             DN42
diff --git a/data/person/CHENGCHENG-DN42 b/data/person/CHENGCHENG-DN42
new file mode 100644
index 000000000..4b830bcad
--- /dev/null
+++ b/data/person/CHENGCHENG-DN42
@@ -0,0 +1,5 @@
+person:             CHENGCHENG
+e-mail:             cheng@cheng.moe
+nic-hdl:            CHENGCHENG-DN42
+mnt-by:             CHENGCHENG-MNT
+source:             DN42
\ No newline at end of file
diff --git a/data/route/172.23.58.64_26 b/data/route/172.23.58.64_26
new file mode 100644
index 000000000..787faa4b8
--- /dev/null
+++ b/data/route/172.23.58.64_26
@@ -0,0 +1,5 @@
+route:              172.23.58.64/26
+origin:             AS4242420856
+max-length:         26
+mnt-by:             CHENGCHENG-MNT
+source:             DN42
\ No newline at end of file
diff --git a/data/route6/fd32:bcc:b8e::_48 b/data/route6/fd32:bcc:b8e::_48
new file mode 100644
index 000000000..a258a719c
--- /dev/null
+++ b/data/route6/fd32:bcc:b8e::_48
@@ -0,0 +1,5 @@
+route6:             fd32:bcc:b8e::/48
+origin:             AS4242420856
+max-length:         48
+mnt-by:             CHENGCHENG-MNT
+source:             DN42
\ No newline at end of file