diff --git a/data/aut-num/AS4242422555 b/data/aut-num/AS4242422555
new file mode 100644
index 000000000..f3b8767a8
--- /dev/null
+++ b/data/aut-num/AS4242422555
@@ -0,0 +1,7 @@
+aut-num:            AS4242422555
+as-name:            000DEV-Network
+descr:              Please contact to cjydev@tnn.cc for peering
+admin-c:            000DEV-DN42
+tech-c:             000DEV-DN42
+mnt-by:             000DEV-MNT
+source:             DN42
diff --git a/data/dns/dev.dn42 b/data/dns/dev.dn42
new file mode 100644
index 000000000..59bf60809
--- /dev/null
+++ b/data/dns/dev.dn42
@@ -0,0 +1,9 @@
+domain:             dev.dn42
+admin-c:            000DEV-DN42
+tech-c:             000DEV-DN42
+mnt-by:             000DEV-MNT
+nserver:            a.dev.dn42 172.20.20.200
+nserver:            b.dev.dn42 172.20.20.240
+nserver:            a.dev.dn42 fd00:2006:2025::200
+nserver:            b.dev.dn42 fd00:2006:2025::240
+source:             DN42
diff --git a/data/inet6num/fd00:2006:2025::_48 b/data/inet6num/fd00:2006:2025::_48
new file mode 100644
index 000000000..a8b433ddc
--- /dev/null
+++ b/data/inet6num/fd00:2006:2025::_48
@@ -0,0 +1,11 @@
+inet6num:           fd00:2006:2025:0000:0000:0000:0000:0000 - fd00:2006:2025:ffff:ffff:ffff:ffff:ffff
+cidr:               fd00:2006:2025::/48
+netname:            000Dev-DN42-IPv6
+country:            HK
+nserver:            a.dev.dn42
+nserver:            b.dev.dn42
+admin-c:            000DEV-DN42
+tech-c:             000DEV-DN42
+mnt-by:             000DEV-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/inetnum/172.20.20.192_26 b/data/inetnum/172.20.20.192_26
new file mode 100644
index 000000000..ab3d94c98
--- /dev/null
+++ b/data/inetnum/172.20.20.192_26
@@ -0,0 +1,12 @@
+inetnum:            172.20.20.192 - 172.20.20.255
+cidr:               172.20.20.192/26
+netname:            000DEV-Network
+descr:              Please contact to cjydev@tnn.cc for peering
+country:            HK
+nserver:            a.dev.dn42
+nserver:            b.dev.dn42
+admin-c:            000DEV-DN42
+tech-c:             000DEV-DN42
+mnt-by:             000DEV-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/key-cert/PGPKEY-0A1F31B8 b/data/key-cert/PGPKEY-0A1F31B8
new file mode 100644
index 000000000..e33c6402a
--- /dev/null
+++ b/data/key-cert/PGPKEY-0A1F31B8
@@ -0,0 +1,23 @@
+key-cert:           PGPKEY-0A1F31B8
+method:             PGP
+fingerpr:           826B 50D5 8445 8112 D6FD D3B3 AB7C 64A3 0A1F 31B8
+owner:              000Dev <cjydev@tnn.cc>
+certif:             -----BEGIN PGP PUBLIC KEY BLOCK-----
+certif:             
+certif:             mG8EaEflvRMFK4EEACIDAwTXeEnO+8Oz55+4vZ0ZpmKQpmH0JUNs0PU1PCBRJeaS
+certif:             HS6FPcuJmgQFYXfCt2/epGxHlwwUy5TFaW8bbsnlV1kuiDaG6qZKNl7guHRQsExm
+certif:             5FUby6hFQMG2G14xQYZuHc+0HzAwMERldiAoMDAwRGV2KSA8Y2p5ZGV2QHRubi5j
+certif:             Yz6IswQTEwkAOxYhBIJrUNWERYES1v3Ts6t8ZKMKHzG4BQJoR+W9AhsDBQsJCAcC
+certif:             AiICBhUKCQgLAgQWAgMBAh4HAheAAAoJEKt8ZKMKHzG4qBoBgKWBnwdKNtaxz5aY
+certif:             eQX5MqC2tLs+sCfQqXdaL4VIzFOAVZ2SRg+OPCgLVrzIqrJq0AGAuRoOYS9ywPbY
+certif:             zj3YHpWnUlOfE3we6nMXv4AW6YEvSFZGDy+BSyeFz6ShGERb9DhRuHMEaEflvRIF
+certif:             K4EEACIDAwRYSNlh4jufeIHRpgnBXKOSJeVE0MUr+KRkPN9UJ3Q/vXpaROHOajgz
+certif:             e9b3Pkh+v4Uar93w7YJ5pcrJeCdLA2VvMRy/oMb2jtKmWJugRiOC2/m1ovlGuEXO
+certif:             9hLTZ4YtEK0DAQkJiJgEGBMJACAWIQSCa1DVhEWBEtb907OrfGSjCh8xuAUCaEfl
+certif:             vQIbDAAKCRCrfGSjCh8xuMCsAYCtPACpGgsxjPaSFtAyKzM8vbVr5Xewt+wGiUeL
+certif:             mRRfaENcPI4I4veuUl4SUAPm12oBfj7iV/33Ms0oM2Ld2+1AHfeASiNkRTW4ko5n
+certif:             wWqjXDKSlsCDGp9FesPvggbF+ZEhcg==
+certif:             =Obdw
+certif:             -----END PGP PUBLIC KEY BLOCK-----
+mnt-by:             000DEV-MNT
+source:             DN42
\ No newline at end of file
diff --git a/data/mntner/000DEV-MNT b/data/mntner/000DEV-MNT
new file mode 100644
index 000000000..18aff78b9
--- /dev/null
+++ b/data/mntner/000DEV-MNT
@@ -0,0 +1,7 @@
+mntner:             000DEV-MNT
+descr:              000DEV maintainer
+admin-c:            000DEV-DN42
+tech-c:             000DEV-DN42
+auth:               PGPKEY-0A1F31B8
+mnt-by:             000DEV-MNT
+source:             DN42
diff --git a/data/person/000DEV-DN42 b/data/person/000DEV-DN42
new file mode 100644
index 000000000..fc5b8fc90
--- /dev/null
+++ b/data/person/000DEV-DN42
@@ -0,0 +1,6 @@
+person:             Jy Cao
+e-mail:             cjydev@tnn.cc
+pgp-fingerprint:    826B50D584458112D6FDD3B3AB7C64A30A1F31B8
+nic-hdl:            000DEV-DN42
+mnt-by:             000DEV-MNT
+source:             DN42
diff --git a/data/route/172.20.20.192_26 b/data/route/172.20.20.192_26
new file mode 100644
index 000000000..6b14350d6
--- /dev/null
+++ b/data/route/172.20.20.192_26
@@ -0,0 +1,5 @@
+route:              172.20.20.192/26
+origin:             AS4242422555
+max-length:         26
+mnt-by:             000DEV-MNT
+source:             DN42
diff --git a/data/route6/fd00:2006:2025::_48 b/data/route6/fd00:2006:2025::_48
new file mode 100644
index 000000000..a4cfadf39
--- /dev/null
+++ b/data/route6/fd00:2006:2025::_48
@@ -0,0 +1,4 @@
+route6:             fd00:2006:2025::/48
+origin:             AS4242422555
+mnt-by:             000DEV-MNT
+source:             DN42