Norsk Helsenett SF

BGP inherited
Cluster stats
Netblocks17 · 55,288 IPv4 addresses
Cluster ID209251991
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 8 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
17 0 netblocks since 2026-07-05
2026-07-05 peak 17 2026-07-19

IP Ranges (17)

⬇ export CSV
CIDR Org name Registry Status Confidence
31.25.216.0/21 Norsk Helsenett SF BGP ANNOUNCED ● high
83.118.128.0/18 Norsk Helsenett SF BGP ANNOUNCED ● high
91.186.64.0/19 Norsk Helsenett SF BGP ANNOUNCED ● high
185.1.55.82/32 Norsk Helsenett SF PEERINGDB ASSIGNED ● high
185.1.65.22/32 Norsk Helsenett SF PEERINGDB ASSIGNED ● high
185.1.65.196/32 Norsk Helsenett SF PEERINGDB ASSIGNED ● high
185.84.36.0/22 Norsk Helsenett SF BGP ANNOUNCED ● high
2001:7f8:12:1::5:6828/128 Norsk Helsenett SF PEERINGDB ASSIGNED ● high
2001:7f8:12:2::5:6828/128 Norsk Helsenett SF PEERINGDB ASSIGNED ● high
2001:7f8:12:3::5:6828/128 Norsk Helsenett SF PEERINGDB ASSIGNED ● high
2001:7f8:12:5::5:6828/128 Norsk Helsenett SF PEERINGDB ASSIGNED ● high
2a05:ec0::/29 Norsk Helsenett SF BGP ANNOUNCED ● high
31.25.216.0/21 Norsk Helsenett SF RIPE ALLOCATED PA ● low
83.118.128.0/18 Norsk Helsenett SF RIPE ALLOCATED PA ● low
91.186.64.0/19 Norsk Helsenett SF RIPE ALLOCATED PA ● low
185.84.36.0/22 Norsk Helsenett SF RIPE ALLOCATED PA ● low
2a05:ec0::/29 Norsk Helsenett SF RIPE ALLOCATED-BY-RIR ● low

Network trust

what's this?
RPKI hygiene: C how networks compare →
58.8% of checked blocks have valid RPKI ROA coverage (10 of 17)
No discrepancies found among checked blocks.

NIC Handles

AS56828 AS56828 DUMY-RIPE DUMY-RIPE MNT-NHN MNT-NHN ORG-NHA3-RIPE RIPE-NCC-HM-MNT