PASTEUR

Data as of 2026-09-27
BGP inherited
This organisation
Netblocks2
IPv6 1 prefix (largest 2001:648:23a0::/48)
Also registered under this name 5 netblocks across 3 separate records
Record ID245908452
RegistryRIPE
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
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 · report an issue

IP Ranges (2)

⬇ export CSV
CIDR Org name Registry Status Confidence
195.251.4.192/27 PASTEUR RIPE ASSIGNED PA ● high
2001:648:23a0::/48 PASTEUR 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 (2 of 2)
Possible discrepancies (1)

These blocks are registered to PASTEUR 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.

2001:648:23a0::/48 /48 authorized for AS5408 — National Infrastructures for Research and Technology S.A.

NIC Handles

DUMY-RIPE DUMY-RIPE GRNET-NOC PN2114-RIPE