ARTHUR FERNANDEZ

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks9 · 1,052 IPv4 addresses
IPv6 4 prefixes (largest 2a0e:7ec0::/29)
Registered in France (2) · United Kingdom (2) · Ireland (1) · Sweden (1)
Cluster ID213558704
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 13 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
11 -1 netblocks since 2026-07-05
2026-07-05 peak 12 2026-07-26

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
45.134.32.0/22 ARTHUR FERNANDEZ BGP ANNOUNCED ● high
79.142.243.148/30 Arthur Berglunds Glas Larm AB RIPE ASSIGNED PA ● high
2a0e:7ec0::/29 ARTHUR FERNANDEZ BGP ANNOUNCED ● high
31.121.12.104/29 ARTHUR-COX RIPE ASSIGNED PA ● low
89.101.133.120/29 ARTHUR-COX RIPE ASSIGNED PA ● low
194.73.125.176/29 ARTHUR-COX RIPE ASSIGNED PA ● low
2a00:2381:cef1::/56 ARTHUR-COX RIPE ASSIGNED ● low
2a00:2381:cef1::/48 ARTHUR-COX RIPE AGGREGATED-BY-LIR ● low
2a00:2381:cef1:100::/56 ARTHUR-COX RIPE ASSIGNED ● low

IPv6 ranges (4)

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (11 of 11)
Possible discrepancies (3)

These blocks are registered to ARTHUR FERNANDEZ 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.

2a00:2381:cef1::/48 /48 authorized for AS2856 — British Telecommunications Limited
2a00:2381:cef1::/56 /56 authorized for AS2856 — British Telecommunications Limited
2a00:2381:cef1:100::/56 /56 authorized for AS2856 — British Telecommunications Limited

NIC Handles

AS51220 BTNET-MNT DUMY-RIPE DUMY-RIPE IELO-MNT IELO-MNT MNT-HPDC MNT-LIAZO ORG-ABGL2-RIPE ORG-AF129-RIPE PINPINTEL-MNT RIPE-NCC-HM-MNT +1 more