BSI-Sinet
Cluster stats
| Netblocks | 2 |
| All fragments | 64 blocks across 27 clusters |
| Cluster ID | 191782686 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 195.37.249.16 – 195.37.249.63 | BSI-Sinet | RIPE | ASSIGNED PA | ● high |
| 2001:638:41e::/48 | BSI-Sinet | RIPE | ASSIGNED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(2 of 2)
Possible discrepancies (1)
These blocks are registered to BSI-Sinet 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.
| 2001:638:41e::/48 /48 | authorized for AS680 — Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. |
NIC Handles
DFN-LIR-MNT
DUMY-RIPE
DUMY-RIPE
ORG-BA1806-RIPE