diff --git a/data/inetnum/172.22.8.0_24 b/data/inetnum/172.22.8.0_24
new file mode 100644
index 000000000..551f01a76
--- /dev/null
+++ b/data/inetnum/172.22.8.0_24
@@ -0,0 +1,10 @@
+inetnum:            172.22.8.0 - 172.22.8.255
+cidr:               172.22.8.0/24
+netname:            LEN42-39c3
+remarks:            event network for 39c3 - december 2025
+country:            DE
+admin-c:            LEN-DN42
+tech-c:             LEN-DN42
+mnt-by:             LEN-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/route/172.22.8.0_24 b/data/route/172.22.8.0_24
new file mode 100644
index 000000000..970d24b9c
--- /dev/null
+++ b/data/route/172.22.8.0_24
@@ -0,0 +1,5 @@
+route:              172.22.8.0/24
+origin:             AS4242422729
+max-length:         24
+mnt-by:             LEN-MNT
+source:             DN42