BSI OC35

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks4
IPv6 1 prefix (largest 2001:638:92c::/48)
Cluster ID224395675
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 7 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

5 weekly snapshots · JSON
12 0 netblocks since 2026-07-05
2026-07-05 peak 12 2026-07-19

IP Ranges (4)

⬇ 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

IPv6 ranges (1)

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (4 of 4)
No discrepancies found among checked blocks.
Routed via provider/NREN (1)

These blocks are cryptographically authorized for this organisation's national research & education network or transit provider — expected topology for an institution that routes through it, not a discrepancy.

2001:638:92c::/48 /48 routed via AS680 — DFN (Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.)

NIC Handles

DFN-LIR-MNT DUMY-RIPE DUMY-RIPE ORG-BBVG1-RIPE ORG-BL250-RIPE ORG-BO97-RIPE inexio-mnt