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Autonomous System

AS41327

Fiber Telecom S.p.A.

Announced IPs
7,168
CIDR prefixes
12
ASN
AS41327

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

58/100
Caution
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 1 MOAS prefix — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS41327 is now also announced by another ASN (MOAS — Multiple-Origin AS), detected from our RIPE RIS collectors. Often benign (anycast, multi-homing, or a recent transfer) — but it can signal a route leak or prefix hijack, so it's worth inspecting.

PrefixOrigin ASNsLast detected (UTC)
0.0.0.0/0 AS41327, AS212271 2026-07-23 16:53:32

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 100-200Gbps
Geographic scope Europe
Traffic ratio Balanced
Peering policy Selective
IRR record RIPE::AS41327:AS-CUSTOMERS

Present at 31 internet exchanges: LINX LON1: Main, GNM-IX, MIX-IT, MINAP Milan: MINAP, Namex Rome: VLAN Peering, DE-CIX Palermo: DE-CIX Palermo Peering LAN, Equinix Milan: Equinix IX - ML Metro, NetIX: NetIX, AMS-IX, Speed-IX: SPEED-IX, …

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
93.94.88.0/21 2.0K
100.0%
Fiber Telecom S.p.A. IT Sicily San Vito Lo Capo
185.61.168.0/22 1.0K
99.7%
Fiber Telecom S.p.A. IT Sicily Palermo
185.157.228.0/22 1.0K
98.7%
Fiber Telecom S.p.A. IT Sicily Palermo
31.185.98.0/23 512
99.8%
Fiber Telecom S.p.A. IT
31.185.102.0/23 512
99.2%
Fiber Telecom S.p.A. IT Apulia Cavallino
171.22.208.0/23 512
100.0%
Fiber Telecom S.p.A. IT Sicily Pace del Mela
185.157.230.0/23 512
0.0%
Fiber Telecom S.p.A. IT Sicily Palermo
5.183.110.0/24 256
95.3%
Fiber Telecom S.p.A. IT
31.185.96.0/24 256
100.0%
Fiber Telecom S.p.A. IT
31.185.100.0/24 256
100.0%
Fiber Telecom S.p.A. IT
45.154.236.0/24 256
0.0%
Fiber Telecom S.p.A. NL
171.22.210.0/24 256
100.0%
Fiber Telecom S.p.A. IT Abruzzo Pescara
185.157.229.0/24 256
0.0%
Fiber Telecom S.p.A. IT Lombardy Milan
185.172.206.0/24 256
0.0%
Fiber Telecom S.p.A. IT Sicily Caltanissetta
185.157.228.0/25 128
0.0%
Fiber Telecom S.p.A. IT
185.157.228.128/26 64
0.0%
Fiber Telecom S.p.A. IT
185.157.228.192/28 16
0.0%
Fiber Telecom S.p.A. IT
185.157.228.208/29 8
0.0%
Fiber Telecom S.p.A. IT
185.157.228.232/29 8
0.0%
Fiber Telecom S.p.A. IT
185.157.228.248/29 8
0.0%
Fiber Telecom S.p.A. IT
185.157.228.216/30 4
0.0%
Fiber Telecom S.p.A. IT
185.157.228.228/30 4
0.0%
Fiber Telecom S.p.A. IT
185.157.228.240/30 4
0.0%
Fiber Telecom S.p.A. IT
185.157.228.220/31 2
0.0%
Fiber Telecom S.p.A. IT
185.157.228.226/31 2
0.0%
Fiber Telecom S.p.A. IT
185.157.228.246/31 2
0.0%
Fiber Telecom S.p.A. IT
185.157.228.222 1
0.0%
Fiber Telecom S.p.A. NL
185.157.228.223 1
0.0%
Fiber Telecom S.p.A. IT
185.157.228.224 1
0.0%
Fiber Telecom S.p.A. DE
185.157.228.225 1
0.0%
Fiber Telecom S.p.A. IT
185.157.228.244 1
0.0%
Fiber Telecom S.p.A. DE
185.157.228.245 1
0.0%
Fiber Telecom S.p.A. NL

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS41327 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
31.185.98.0/24 15,322 2026-07-23 16:47:14
185.172.206.0/24 15,135 2026-07-23 16:47:14
185.157.228.0/24 9,998 2026-07-23 15:47:38
31.185.96.0/24 9,555 2026-07-23 16:47:28
93.94.91.0/24 9,231 2026-07-23 16:47:28
5.183.110.0/24 9,037 2026-07-23 16:46:19
31.185.100.0/24 8,584 2026-07-23 16:47:14
31.185.102.0/23 8,582 2026-07-23 16:47:14
45.154.236.0/24 8,537 2026-07-23 16:46:19
93.94.95.0/24 8,529 2026-07-23 16:47:14
93.94.94.0/23 8,487 2026-07-23 16:46:19
171.22.208.0/24 8,309 2026-07-23 16:46:19
171.22.209.0/24 8,302 2026-07-23 16:47:14
185.61.171.0/24 8,291 2026-07-23 16:46:19
185.61.170.0/24 8,281 2026-07-23 16:46:19
185.157.228.0/22 8,263 2026-07-23 16:47:14
185.157.229.0/24 8,258 2026-07-23 16:46:19
185.61.168.0/23 8,257 2026-07-23 16:47:14
185.61.168.0/22 8,168 2026-07-23 16:47:14
31.185.99.0/24 7,847 2026-07-23 16:47:42
171.22.210.0/24 7,840 2026-07-23 16:47:39
93.94.88.0/21 7,229 2026-07-23 16:47:14
0.0.0.0/0 4 2026-07-21 19:36:13

Frequently Asked Questions

What is AS41327?

AS41327 is an Autonomous System Number assigned to Fiber Telecom S.p.A.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS41327 announce?

AS41327 announces 7.2K IPv4 addresses distributed across 12 routed CIDR prefixes. The network is registered in Italy.

Who operates AS41327?

AS41327 is operated by Fiber Telecom S.p.A.. The organization is based in Italy. You can view all IP ranges and related ASNs on the organization page.

What country is AS41327 registered in?

AS41327 is registered in Italy. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 17:25:31 UTC
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