RICHARD TJAN TANDHEELKUNDE BV
RICHARD_TJAN_TANDHEELKUNDE_BV
Cluster stats
| Netblocks | 4 |
| All fragments | 592 blocks across 439 clusters |
| Cluster ID | 192577599 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 3 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (4)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 213.34.5.200/30 | RICHARD_TJAN_TANDHEELKUNDE_BV | RIPE | ASSIGNED PA | ● low |
| 213.126.60.0/29 | RICHARD_TJAN_TANDHEELKUNDE_BV | RIPE | ASSIGNED PA | ● low |
| 2001:41f0:43f7::/48 | RICHARD_TJAN_TANDHEELKUNDE_BV | RIPE | ASSIGNED | ● low |
| 2001:41f0:8d45::/48 | RICHARD_TJAN_TANDHEELKUNDE_BV | RIPE | ASSIGNED | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(4 of 4)
Possible discrepancies (2)
These blocks are registered to RICHARD TJAN TANDHEELKUNDE BV 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.
| 2001:41f0:43f7::/48 /48 | authorized for AS33915 — Vodafone Libertel B.V. |
| 2001:41f0:8d45::/48 /48 | authorized for AS33915 — Vodafone Libertel B.V. |
NIC Handles
DUMY-RIPE
DUMY-RIPE
ZIGGO-AUTOREG1