Surfboard Holding BV

BGP inherited
Cluster stats
Netblocks10 · 3,329 IPv4 addresses
Registered in Netherlands (6) · United States (1)
Cluster ID210634553
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
9 0 netblocks since 2026-07-05
2026-07-05 peak 9 2026-07-19

Domains hosted in this network

what's this?
startpage.com

IP Ranges (10)

⬇ export CSV
CIDR Org name Registry Status Confidence
67.63.54.0/24 Surfboard Holding BV BGP ANNOUNCED ● high
67.63.57.0/24 Surfboard Holding BV BGP ANNOUNCED ● high
67.63.58.0/24 Surfboard Holding BV BGP ANNOUNCED ● high
67.63.61.0/24 Surfboard Holding BV BGP ANNOUNCED ● high
2a13:f800:1001::/48 Surfboard Holding BV BGP ANNOUNCED ● high
80.75.216.0/24 Surfboard Holding BV RIPE ALLOCATED PA ● medium
2a13:f800::/29 Surfboard Holding BV RIPE ALLOCATED-BY-RIR ● medium
67.63.56.0/21 Surfboard Holding BV RIPE ALLOCATED PA ● low
213.125.5.104/29 SURFBOARD_HOLDING_BV RIPE ASSIGNED PA ● low
2001:41f0:3da::/48 SURFBOARD_HOLDING_BV RIPE ASSIGNED ● low

Network trust

what's this?
RPKI hygiene: B how networks compare →
90.0% of checked blocks have valid RPKI ROA coverage (9 of 10)
Possible discrepancies (1)

These blocks are registered to Surfboard Holding BV 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.

2001:41f0:3da::/48 /48 authorized for AS33915 — Vodafone Libertel B.V.

NIC Handles

AS200184 DUMY-RIPE DUMY-RIPE ORG-SHB12-RIPE RIPE-NCC-HM-MNT STARTPAGE-MNT STARTPAGE-MNT ZIGGO-AUTOREG1