Gemeente Den Helder
BGP inherited
Cluster stats
| Netblocks | 7 · 517 IPv4 addresses |
| All fragments | 57 blocks across 4 clusters |
| Cluster ID | 210605608 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
7
0 netblocks since 2026-07-05
2026-07-05
peak 7
2026-07-19
IP Ranges (7)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 91.213.53.0/24 | Gemeente Den Helder | BGP | ANNOUNCED | ● high |
| 2a07:3500:13b8::/48 | Gemeente Den Helder | BGP | ANNOUNCED | ● high |
| 91.213.53.0/24 | Gemeente Den Helder | RIPE | ASSIGNED PI | ● low |
| 217.100.35.0/29 | GEMEENTE_DEN_HELDER | RIPE | ASSIGNED PA | ● low |
| 2001:41f0:5237::/48 | GEMEENTE_DEN_HELDER | RIPE | ASSIGNED | ● low |
| 2a07:3500:13b8::/46 | Gemeente Den Helder | RIPE | ALLOCATED-BY-LIR | ● low |
| 2a07:3500:13b8::/48 | Gemeente Den Helder | RIPE | ASSIGNED | ● low |
Possibly related to this organisation
what's this?Same name family
Separately-registered clusters whose names share “Gemeente Den” — often
per-country or per-system registrations of the same brand, occasionally a different
organisation sharing the name. Not counted in this organisation's own footprint.
- Gemeente Den Haag 40 blocks
- GEMEENTE_DEN_HAAG_GTV 8 blocks
- GEMEENTE_DEN_HAAG_PUBLIC_HOTSPOTS 2 blocks
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own
naming convention, not a direct registration.
- Gemeenteleiden sub-allocation
- BTCD-GEMEENTE_PUURS via British Telecommunications Limited sub-allocation
- Cia Gemeente Nunspeet via Vodafone Libertel B.V. sub-allocation
- TELE2-CUST-GEMEENTE-DEN-HAAG via Odido Netherlands B.V. sub-allocation
- TELE2-CUSTP2P-BOUWFONDS-NEDERLANDSE-GEMEENTEN via Odido Netherlands B.V. sub-allocation
- Cia Gemeente Nederweert via Vodafone Libertel B.V. sub-allocation
- Cia Gemeente Helmond via Vodafone Libertel B.V. sub-allocation
- GEMEENTE-VOORST-NET1-TWE-NL sub-allocation
Network trust
what's this?
RPKI hygiene: B
how networks compare →
85.7%
of checked blocks have valid RPKI ROA coverage
(6 of 7)
Possible discrepancies (1)
These blocks are registered to Gemeente Den Helder but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2001:41f0:5237::/48 /48 | authorized for AS33915 — Vodafone Libertel B.V. |
NIC Handles
AS212151
DUMY-RIPE
DUMY-RIPE
KPN-MNT
KPN-MNT
LOGIUS
MNT-KPN-CUS
ORG-GDH2-RIPE
RIPE-NCC-END-MNT
ZIGGO-AUTOREG1