FBW NETWORKS SAS

Data as of 2026-08-30
BGP inherited
Cluster stats
Netblocks113 · 15,387 IPv4 addresses
IPv6 44 prefixes (largest 2a07:28c0::/29)
Registered in France (39) · CY (10) · Germany (5) · United Kingdom (4) · Netherlands (3) · Spain (2)
Cluster ID231513075
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 35 shared RIR contact/maintainer handles
Registry names 5 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

10 weekly snapshots · JSON
123 +6 netblocks since 2026-07-05
2026-07-05 peak 123 2026-08-30

IP Ranges (113)

showing 50 of 113 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
31.44.187.57/32 FBW Networks PEERINGDB ASSIGNED ● high
37.44.236.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
37.44.237.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
37.44.238.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
37.44.239.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
37.49.232.91/32 FBW Networks PEERINGDB ASSIGNED ● high
37.49.236.249/32 FBW Networks PEERINGDB ASSIGNED ● high
45.138.220.0/22 FBW NETWORKS SAS BGP ANNOUNCED ● high
45.152.163.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
77.95.71.155/32 FBW Networks PEERINGDB ASSIGNED ● high
79.110.237.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
83.147.223.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
87.232.79.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
91.206.229.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
91.238.181.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
92.119.184.0/23 FBW NETWORKS SAS BGP ANNOUNCED ● high
95.173.62.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
156.229.228.0/22 FBW NETWORKS SAS BGP ANNOUNCED ● high
170.39.219.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
178.18.236.107/32 FBW Networks PEERINGDB ASSIGNED ● high
185.0.14.110/32 FBW Networks PEERINGDB ASSIGNED ● high
185.0.19.33/32 FBW Networks PEERINGDB ASSIGNED ● high
185.0.27.6/32 FBW Networks PEERINGDB ASSIGNED ● high
185.0.42.222/32 FBW Networks PEERINGDB ASSIGNED ● high
185.1.14.33/32 FBW Networks PEERINGDB ASSIGNED ● high
185.1.102.184/32 FBW Networks PEERINGDB ASSIGNED ● high
185.78.232.0/23 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.142.52.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.142.53.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.142.54.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.142.55.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.157.246.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.157.247.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.177.45.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.177.46.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.177.47.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
185.198.20.0/22 FBW NETWORKS SAS BGP ANNOUNCED ● high
193.177.162.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
193.177.182.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
193.178.0.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
193.239.117.193/32 FBW Networks PEERINGDB ASSIGNED ● high
193.239.119.209/32 FBW Networks PEERINGDB ASSIGNED ● high
194.31.251.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
194.55.137.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
194.55.189.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
194.59.221.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
194.59.245.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
194.76.146.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
194.76.147.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high
194.76.154.0/24 FBW NETWORKS SAS BGP ANNOUNCED ● high

IPv6 ranges (44)

showing the 15 largest allocations
CIDR
2a07:28c0::/29
2a09:5ec0::/29
2a09:ca00::/29
2a0f:9240::/29
2a13:bf80::/29
2a14:1d00::/29
2a12:8140::/30
2a0a:2f82::/32
2a0f:9240::/32
2a09:ca00::/48
2a0e:b107:1a20::/48
2a0e:b107:1a21::/48
2a0e:b107:1ac0::/48
2a0e:b107:1ac1::/48
2a0e:b107:1ac2::/48

Customer-delegated space

how is this classified?
Unclassified 96 (85.0%)
Operator infrastructure (named) 27 (23.9%)

Network trust

what's this?
RPKI hygiene: C how networks compare →
63.4% of checked blocks have valid RPKI ROA coverage (78 of 123)
Possible discrepancies (5)

These blocks are registered to FBW NETWORKS SAS but cryptographically authorized for a different, unrelated network (5 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

156.229.228.0/22 /22 authorized for AS11427 — Charter Communications Inc
92.119.184.0/23 /23 authorized for AS205715 — Fitel Network S.L.
185.78.232.0/23 /23 authorized for AS211028 — Spetsavtomatikaservice LLP
185.177.72.0/24 /24 authorized for AS211590 — Bucklog SARL
83.147.223.0/24 /24 authorized for AS5065 — Bunny Communications

NIC Handles

AB34802-RIPE ABOVENET-MNT ACRO59630-RIPE AR18916-RIPE AS11427 AS209428 AS216190 AS34534 AS49434 AS49434 AS5065 DUMY-RIPE +23 more