diff --git a/data/inetnum/172.23.100.0_25 b/data/inetnum/172.23.100.0_28
similarity index 61%
rename from data/inetnum/172.23.100.0_25
rename to data/inetnum/172.23.100.0_28
index 038a7fb59..863af5f27 100644
--- a/data/inetnum/172.23.100.0_25
+++ b/data/inetnum/172.23.100.0_28
@@ -1,6 +1,6 @@
-inetnum:            172.23.100.0 - 172.23.100.127
-cidr:               172.23.100.0/25
-netname:            FOOBARS
+inetnum:            172.23.100.0 - 172.23.100.17
+cidr:               172.23.100.0/28
+netname:            FOOBARS-EU-NL
 admin-c:            FOOBARS-DN42
 tech-c:             FOOBARS-DN42
 mnt-by:             FOOBARS-MNT
diff --git a/data/inetnum/172.23.100.16_28 b/data/inetnum/172.23.100.16_28
new file mode 100644
index 000000000..e9f5421db
--- /dev/null
+++ b/data/inetnum/172.23.100.16_28
@@ -0,0 +1,9 @@
+inetnum:            172.23.100.17 - 172.23.100.30
+cidr:               172.23.100.16/28
+netname:            FOOBARS-EU-UK
+admin-c:            FOOBARS-DN42
+tech-c:             FOOBARS-DN42
+mnt-by:             FOOBARS-MNT
+status:             ASSIGNED
+nserver:            ns1.foobars.dn42
+source:             DN42
diff --git a/data/inetnum/172.23.100.32_28 b/data/inetnum/172.23.100.32_28
new file mode 100644
index 000000000..33915b7ad
--- /dev/null
+++ b/data/inetnum/172.23.100.32_28
@@ -0,0 +1,9 @@
+inetnum:            172.23.100.33 - 172.23.100.46
+cidr:               172.23.100.32/28
+netname:            FOOBARS-US-PA
+admin-c:            FOOBARS-DN42
+tech-c:             FOOBARS-DN42
+mnt-by:             FOOBARS-MNT
+status:             ASSIGNED
+nserver:            ns1.foobars.dn42
+source:             DN42
diff --git a/data/inetnum/172.23.100.48_28 b/data/inetnum/172.23.100.48_28
new file mode 100644
index 000000000..518604657
--- /dev/null
+++ b/data/inetnum/172.23.100.48_28
@@ -0,0 +1,9 @@
+inetnum:            172.23.100.49 - 172.23.100.62
+cidr:               172.23.100.48/28
+netname:            FOOBARS-CA-QB
+admin-c:            FOOBARS-DN42
+tech-c:             FOOBARS-DN42
+mnt-by:             FOOBARS-MNT
+status:             ASSIGNED
+nserver:            ns1.foobars.dn42
+source:             DN42
diff --git a/data/inetnum/172.23.100.64_28 b/data/inetnum/172.23.100.64_28
new file mode 100644
index 000000000..5104961ee
--- /dev/null
+++ b/data/inetnum/172.23.100.64_28
@@ -0,0 +1,9 @@
+inetnum:            172.23.100.65 - 172.23.100.78
+cidr:               172.23.100.64/28
+netname:            FOOBARS-EU-BU
+admin-c:            FOOBARS-DN42
+tech-c:             FOOBARS-DN42
+mnt-by:             FOOBARS-MNT
+status:             ASSIGNED
+nserver:            ns1.foobars.dn42
+source:             DN42
diff --git a/data/inetnum/172.23.100.80_28 b/data/inetnum/172.23.100.80_28
new file mode 100644
index 000000000..b8fef0470
--- /dev/null
+++ b/data/inetnum/172.23.100.80_28
@@ -0,0 +1,9 @@
+inetnum:            172.23.100.81 - 172.23.100.94
+cidr:               172.23.100.80/28
+netname:            FOOBARS-EU-DE
+admin-c:            FOOBARS-DN42
+tech-c:             FOOBARS-DN42
+mnt-by:             FOOBARS-MNT
+status:             ASSIGNED
+nserver:            ns1.foobars.dn42
+source:             DN42