diff --git a/data/inetnum/172.21.66.192_27 b/data/inetnum/172.21.66.192_27
new file mode 100644
index 000000000..5b93475c2
--- /dev/null
+++ b/data/inetnum/172.21.66.192_27
@@ -0,0 +1,10 @@
+inetnum:            172.21.66.192 - 172.21.66.223
+cidr:               172.21.66.192/27
+netname:            CHOFSTEDE-NET4
+descr:              IPv4 Research Network of CHOFSTEDE
+country:            DE
+admin-c:            CHOFSTEDE-DN42
+tech-c:             CHOFSTEDE-DN42
+mnt-by:             CHOFSTEDE-MNT
+status:             ASSIGNED
+source:             DN42
diff --git a/data/route/172.21.66.192_27 b/data/route/172.21.66.192_27
new file mode 100644
index 000000000..a52e51e90
--- /dev/null
+++ b/data/route/172.21.66.192_27
@@ -0,0 +1,5 @@
+route:              172.21.66.192/27
+origin:             AS4242422539
+max-length:         27
+mnt-by:             CHOFSTEDE-MNT
+source:             DN42