diff --git a/data/aut-num/AS4242422553 b/data/aut-num/AS4242422553
new file mode 100644
index 000000000..50fa3b873
--- /dev/null
+++ b/data/aut-num/AS4242422553
@@ -0,0 +1,7 @@
+aut-num:            AS4242422553
+as-name:            AS-JIHUAYU-DN42
+descr:              jihuayu's DN42 Network
+admin-c:            JIHUAYU-DN42
+tech-c:             JIHUAYU-DN42
+mnt-by:             JIHUAYU-MNT
+source:             DN42
diff --git a/data/inet6num/fd21:1acb:f679::_48 b/data/inet6num/fd21:1acb:f679::_48
new file mode 100644
index 000000000..48616fc58
--- /dev/null
+++ b/data/inet6num/fd21:1acb:f679::_48
@@ -0,0 +1,10 @@
+inet6num:           fd21:1acb:f679:0000:0000:0000:0000:0000 - fd21:1acb:f679:ffff:ffff:ffff:ffff:ffff
+cidr:               fd21:1acb:f679::/48
+netname:            JIHUAYU-NETWORK
+descr:              jihuayu's Network
+country:            CN
+admin-c:            JIHUAYU-DN42
+tech-c:             JIHUAYU-DN42
+mnt-by:             JIHUAYU-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/inetnum/172.22.79.224_27 b/data/inetnum/172.22.79.224_27
new file mode 100644
index 000000000..6d7036d38
--- /dev/null
+++ b/data/inetnum/172.22.79.224_27
@@ -0,0 +1,10 @@
+inetnum:            172.22.79.224 - 172.22.79.255
+cidr:               172.22.79.224/27
+netname:            JIHUAYU-NETWORK
+descr:              jihuayu's Network
+country:            CN
+admin-c:            JIHUAYU-DN42
+tech-c:             JIHUAYU-DN42
+mnt-by:             JIHUAYU-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/mntner/JIHUAYU-MNT b/data/mntner/JIHUAYU-MNT
new file mode 100644
index 000000000..748a4769a
--- /dev/null
+++ b/data/mntner/JIHUAYU-MNT
@@ -0,0 +1,6 @@
+mntner:             JIHUAYU-MNT
+admin-c:            JIHUAYU-DN42
+tech-c:             JIHUAYU-DN42
+mnt-by:             JIHUAYU-MNT
+auth:               ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILcdnvTl+WlxuAonhljnDHFm5WPPF9UlPl2+eyO40orU
+source:             DN42
diff --git a/data/person/JIHUAYU-DN42 b/data/person/JIHUAYU-DN42
new file mode 100644
index 000000000..172f5e292
--- /dev/null
+++ b/data/person/JIHUAYU-DN42
@@ -0,0 +1,5 @@
+person:             jihuayu
+e-mail:             jihuayu123@gmail.com
+nic-hdl:            JIHUAYU-DN42
+mnt-by:             JIHUAYU-MNT
+source:             DN42
diff --git a/data/route/172.22.79.224_27 b/data/route/172.22.79.224_27
new file mode 100644
index 000000000..eab2a5463
--- /dev/null
+++ b/data/route/172.22.79.224_27
@@ -0,0 +1,5 @@
+route:              172.22.79.224/27
+origin:             AS4242422553
+max-length:         27
+mnt-by:             JIHUAYU-MNT
+source:             DN42
diff --git a/data/route6/fd21:1acb:f679::_48 b/data/route6/fd21:1acb:f679::_48
new file mode 100644
index 000000000..cf9010e4f
--- /dev/null
+++ b/data/route6/fd21:1acb:f679::_48
@@ -0,0 +1,5 @@
+route6:             fd21:1acb:f679::/48
+origin:             AS4242422553
+max-length:         48
+mnt-by:             JIHUAYU-MNT
+source:             DN42