diff --git a/data/aut-num/AS4242422990 b/data/aut-num/AS4242422990
new file mode 100644
index 000000000..94a102520
--- /dev/null
+++ b/data/aut-num/AS4242422990
@@ -0,0 +1,7 @@
+aut-num:            AS4242422990
+as-name:            NBK888-AS
+descr:              nbk888 AS
+admin-c:            NBK888-DN42
+tech-c:             NBK888-DN42
+mnt-by:             NBK888-MNT
+source:             DN42
diff --git a/data/inet6num/fd37:d847:0ae1::_48 b/data/inet6num/fd37:d847:0ae1::_48
new file mode 100644
index 000000000..acfbdb885
--- /dev/null
+++ b/data/inet6num/fd37:d847:0ae1::_48
@@ -0,0 +1,11 @@
+inet6num:           fd37:d847:0ae1:0000:0000:0000:0000:0000 - fd37:d847:0ae1:ffff:ffff:ffff:ffff:ffff
+cidr:               fd37:d847:0ae1::/48
+netname:            NBK888-DN42-V6
+nserver:            ns1.nbk8w.dn42
+descr:              NBK888 DN42 IPv6 block
+country:            CN
+admin-c:            NBK888-DN42
+tech-c:             NBK888-DN42
+mnt-by:             NBK888-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/inetnum/172.21.91.0_27 b/data/inetnum/172.21.91.0_27
new file mode 100644
index 000000000..05c4e05c2
--- /dev/null
+++ b/data/inetnum/172.21.91.0_27
@@ -0,0 +1,11 @@
+inetnum:            172.21.91.0 - 172.21.91.31
+cidr:               172.21.91.0/27
+netname:            NBK888-DN42-V4
+nserver:            ns1.nbk8w.dn42
+descr:              NBK888 DN42 Network IPv4 Block
+country:            CN
+admin-c:            NBK888-DN42
+tech-c:             NBK888-DN42
+mnt-by:             NBK888-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/mntner/NBK888-MNT b/data/mntner/NBK888-MNT
new file mode 100644
index 000000000..87c73d917
--- /dev/null
+++ b/data/mntner/NBK888-MNT
@@ -0,0 +1,7 @@
+mntner:             NBK888-MNT
+admin-c:            NBK888-DN42
+tech-c:             NBK888-DN42
+auth:               pgp-fingerprint 13BCB2044E4F4257939147E417DBD0332414C0FD
+auth:               ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDe46sSFJMdKzS+LL82Bx3r+3hs1+No0sBW7use9RaPn
+mnt-by:             NBK888-MNT
+source:             DN42
diff --git a/data/person/NBK888-DN42 b/data/person/NBK888-DN42
new file mode 100644
index 000000000..9a2868d33
--- /dev/null
+++ b/data/person/NBK888-DN42
@@ -0,0 +1,5 @@
+person:             Chen Ruomu
+e-mail:             2870360570@qq.com
+nic-hdl:            NBK888-DN42
+mnt-by:             NBK888-MNT
+source:             DN42
diff --git a/data/route/172.21.91.0_27 b/data/route/172.21.91.0_27
new file mode 100644
index 000000000..2794ed3e5
--- /dev/null
+++ b/data/route/172.21.91.0_27
@@ -0,0 +1,5 @@
+route:              172.21.91.0/27
+descr:              NBK888 DN42 Network IPv4 Block
+origin:             AS4242422990
+mnt-by:             NBK888-MNT
+source:             DN42
diff --git a/data/route6/fd37:d847:ae1::_48 b/data/route6/fd37:d847:ae1::_48
new file mode 100644
index 000000000..ba84afd5a
--- /dev/null
+++ b/data/route6/fd37:d847:ae1::_48
@@ -0,0 +1,6 @@
+route6:             fd37:d847:ae1::/48
+descr:              NBK888 DN42 Network IPv6 Block
+origin:             AS4242422990
+max-length:         64
+mnt-by:             NBK888-MNT
+source:             DN42