BSI OC35
BGP inherited
Cluster stats
| Netblocks | 5 |
| Registered in | Germany (3) · China (1) |
| Cluster ID | 209619389 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
12
0 netblocks since 2026-07-05
2026-07-05
peak 12
2026-07-19
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 5.45.3.164/30 | BSI Bearbeitungseinheiten Vertriebs GmbH | RIPE | ASSIGNED PA | ● high |
| 195.37.11.0/26 | BSI OC35 | RIPE | ASSIGNED PA | ● high |
| 195.37.231.192/28 | BSI Lagezentrum | RIPE | ASSIGNED PA | ● high |
| 2001:638:92c::/48 | BSI OC35 | RIPE | ASSIGNED | ● high |
| 218.97.182.112/29 | BSI-GZ | APNIC | ASSIGNED NON-PORTABLE | ● low |
Possibly related to this organisation
what's this?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.
- Vdf Cust via Vodafone Portugal - Communicacoes Pessoais S.A. sub-allocation
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(5 of 5)
Possible discrepancies (1)
These blocks are registered to BSI OC35 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.
| 2001:638:92c::/48 /48 | authorized for AS680 — Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. |
NIC Handles
AN3-AP
AN3-AP
DFN-LIR-MNT
DUMY-RIPE
DUMY-RIPE
MAINT-CN-ANLAI
ORG-BBVG1-RIPE
ORG-BL250-RIPE
ORG-BO97-RIPE
inexio-mnt