Fiber Telecom S.p.A.

Data as of 2026-08-30
BGP inherited
This organisation
Netblocks30 · 9,729 IPv4 addresses
IPv6 3 prefixes (largest 2a03:b020::/29)
Registered in Italy (26) · Netherlands (3) · Brazil (1) · Russia (1)
Also registered under this name 125 netblocks across 5 separate records
Record ID232280228
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 20 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

10 weekly snapshots · JSON
35 -8 netblocks since 2026-07-05
2026-07-05 peak 43 2026-08-30

IP Ranges (30)

⬇ export CSV
CIDR Org name Registry Status Confidence
5.183.110.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
31.185.96.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
31.185.98.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
31.185.99.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
31.185.100.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
31.185.102.0/23 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
45.154.236.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
91.221.180.145/32 Fiber Telecom PEERINGDB ASSIGNED ● high
93.94.88.0/21 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
93.94.91.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
93.94.94.0/23 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
93.94.95.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
171.22.208.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
171.22.209.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
171.22.210.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
178.170.245.0/24 Fiber Telecom Ltd RIPE ASSIGNED PA ● high
185.61.168.0/23 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
185.61.168.0/22 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
185.61.170.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
185.61.171.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
185.157.228.0/22 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
185.157.228.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
185.157.229.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
185.172.206.0/24 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
2a03:5a00:2f::/48 Fiber Telecom Ltd BGP ANNOUNCED ● high
2a03:b020::/29 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
2a09:3e40::/29 Fiber Telecom S.p.A. BGP ANNOUNCED ● high
31.185.96.0/21 Fiber Telecom S.p.A. RIPE ALLOCATED PA ● low
143.137.40.0/22 FIBER TELECOM ARIN ALLOCATED ● low
185.172.204.0/22 Fiber Telecom S.p.A. RIPE ALLOCATED PA ● low

IPv6 ranges (3)

CIDR
2a03:b020::/29
2a09:3e40::/29
2a03:5a00:2f::/48

Domains hosted in this network

what's this?
ntp.org nflxso.net

Network trust

what's this?
RPKI hygiene: B how networks compare →
82.9% of checked blocks have valid RPKI ROA coverage (29 of 35)
Possible discrepancies (1)

These blocks are registered to Fiber Telecom S.p.A. 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.

143.137.40.0/22 /22 authorized for AS264030 — AS264030

NIC Handles

18708573000130 A2-MNT AS203784 AS203784 AS41327 DUMY-RIPE DUMY-RIPE EDFLI79 EDFLI79 EDFLI79 FiberTelecom-MNT FiberTelecom-MNT +8 more