Paul Scherrer Institut
BGP inherited
Cluster stats
Netblocks2
All fragments 1,006 blocks across 729 clusters
Cluster ID191917178
RegistryRIPE
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 5 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
129.129.0.0/16 Paul Scherrer Institut RIPE LEGACY ● high
192.33.118.0 – 192.33.127.255 Paul Scherrer Institut RIPE LEGACY ● high

Network trust

what's this?
RPKI hygiene: C how networks compare →
50.0% of checked blocks have valid RPKI ROA coverage (1 of 2)
Possible discrepancies (1)

These blocks are registered to Paul Scherrer Institut 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.

129.129.0.0/16 /16 authorized for AS559 — SWITCH

NIC Handles

DUMY-RIPE DUMY-RIPE ORG-PSI9-RIPE RIPE-NCC-LEGACY-MNT SWITCH-MNT