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Autonomous System

AS5398

Internet one SRL

Announced IPs
18,432
CIDR prefixes
11
ASN
AS5398

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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 300-500Gbps
Geographic scope Europe
Traffic ratio Mostly Outbound
Peering policy Selective
IRR record RIPE::AS-5398

Present at 1 internet exchange: MIX-IT

AS5398 — global IP footprint

Cities where AS5398 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
77.220.64.0/19 8.2K
74.3%
Internet one SRL IT Lombardy Varese
31.44.32.0/20 4.1K
2.9%
Internet one SRL CH
217.18.0.0/20 4.1K
0.9%
Internet one SRL IT
31.44.32.0/21 2.0K
3.8%
Internet one SRL CH Ticino Lugano
31.44.32.0/22 1.0K
0.0%
Internet one SRL IT
31.44.40.0/22 1.0K
2.8%
Internet one SRL CH
31.44.42.0/23 512
0.0%
Internet one SRL IT
45.143.158.0/23 512
0.0%
Internet one SRL IT
185.155.184.0/23 512
1.6%
Internet one SRL CH
193.221.216.0/23 512
100.0%
Internet one SRL IT Lombardy Varese
31.44.41.0/24 256
0.0%
Internet one SRL IT
45.143.158.0/24 256
0.0%
Internet one SRL IT
46.21.22.0/24 256
0.0%
Internet one SRL CH
46.21.29.0/24 256
0.4%
Internet one SRL CH
31.44.36.128/25 128
0.0%
Internet one SRL CH
31.44.37.0/25 128
0.0%
Internet one SRL CH
31.44.39.0/25 128
0.0%
Internet one SRL CH
31.44.40.128/25 128
0.0%
Internet one SRL IT
31.44.36.64/26 64
0.0%
Internet one SRL CH
31.44.38.0/26 64
0.0%
Internet one SRL IT
31.44.39.128/26 64
0.0%
Internet one SRL IT
31.44.40.0/26 64
0.0%
Internet one SRL IT
31.44.36.32/27 32
0.0%
Internet one SRL CH
31.44.38.96/27 32
0.0%
Internet one SRL IT
31.44.38.160/27 32
0.0%
Internet one SRL IT
31.44.38.224/27 32
0.0%
Internet one SRL IT
31.44.39.224/27 32
0.0%
Internet one SRL CH
31.44.40.96/27 32
0.0%
Internet one SRL IT
31.44.36.16/28 16
0.0%
Internet one SRL CH
31.44.37.128/28 16
0.0%
Internet one SRL CH
31.44.37.160/28 16
0.0%
Internet one SRL CH Ticino Chiasso
31.44.37.192/28 16
0.0%
Internet one SRL CH
31.44.38.64/28 16
0.0%
Internet one SRL CH
31.44.38.80/28 16
0.0%
Internet one SRL IT
31.44.38.128/28 16
0.0%
Internet one SRL IT
31.44.38.192/28 16
0.0%
Internet one SRL IT
31.44.38.208/28 16
0.0%
Internet one SRL CH
31.44.39.192/28 16
0.0%
Internet one SRL IT
31.44.39.208/28 16
0.0%
Internet one SRL CH
31.44.40.80/28 16
0.0%
Internet one SRL IT
31.44.37.152/29 8
0.0%
Internet one SRL CH Ticino Chiasso
31.44.37.248/29 8
0.0%
Internet one SRL CH
31.44.38.144/29 8
0.0%
Internet one SRL IT
31.44.38.152/29 8
0.0%
Internet one SRL CH
31.44.40.64/29 8
0.0%
Internet one SRL IT
31.44.37.144/30 4
0.0%
Internet one SRL CH
31.44.37.180/30 4
0.0%
Internet one SRL CH
31.44.37.188/30 4
0.0%
Internet one SRL CH
31.44.37.212/30 4
0.0%
Internet one SRL CH
31.44.37.216/30 4
0.0%
Internet one SRL CH
31.44.37.224/30 4
0.0%
Internet one SRL CH
31.44.37.244/30 4
0.0%
Internet one SRL CH
31.44.40.76/30 4
0.0%
Internet one SRL IT
31.44.36.0/31 2
0.0%
Internet one SRL CH
31.44.36.6/31 2
0.0%
Internet one SRL CH
31.44.36.14/31 2
0.0%
Internet one SRL CH
31.44.37.148/31 2
0.0%
Internet one SRL CH
31.44.37.178/31 2
0.0%
Internet one SRL CH
31.44.37.210/31 2
0.0%
Internet one SRL CH
31.44.37.222/31 2
0.0%
Internet one SRL CH
31.44.37.228/31 2
0.0%
Internet one SRL CH
31.44.37.232/31 2
0.0%
Internet one SRL CH
31.44.37.236/31 2
0.0%
Internet one SRL CH
31.44.37.242/31 2
0.0%
Internet one SRL CH
31.44.40.72/31 2
0.0%
Internet one SRL IT
31.44.36.2 1
0.0%
Internet one SRL IT
31.44.36.3 1
0.0%
Internet one SRL CH
31.44.36.4 1
0.0%
Internet one SRL CH
31.44.36.5 1
0.0%
Internet one SRL IT
31.44.36.8 1
0.0%
Internet one SRL CH
31.44.36.9 1
0.0%
Internet one SRL IT
31.44.36.10 1
0.0%
Internet one SRL IT
31.44.36.11 1
0.0%
Internet one SRL CH
31.44.36.12 1
0.0%
Internet one SRL IT
31.44.36.13 1
0.0%
Internet one SRL CH
31.44.37.150 1
0.0%
Internet one SRL CH
31.44.37.151 1
0.0%
Internet one SRL IT
31.44.37.176 1
0.0%
Internet one SRL IT
31.44.37.177 1
0.0%
Internet one SRL CH
31.44.37.184 1
0.0%
Internet one SRL IT
31.44.37.185 1
0.0%
Internet one SRL CH
31.44.37.186 1
0.0%
Internet one SRL CH
31.44.37.187 1
0.0%
Internet one SRL IT
31.44.37.208 1
0.0%
Internet one SRL IT
31.44.37.209 1
0.0%
Internet one SRL CH
31.44.37.220 1
0.0%
Internet one SRL IT
31.44.37.221 1
0.0%
Internet one SRL CH
31.44.37.230 1
0.0%
Internet one SRL IT
31.44.37.231 1
0.0%
Internet one SRL CH
31.44.37.234 1
0.0%
Internet one SRL CH
31.44.37.235 1
0.0%
Internet one SRL IT
31.44.37.238 1
0.0%
Internet one SRL CH
31.44.37.239 1
0.0%
Internet one SRL IT
31.44.37.240 1
0.0%
Internet one SRL CH
31.44.37.241 1
0.0%
Internet one SRL IT
31.44.40.74 1
0.0%
Internet one SRL IT
31.44.40.75 1
0.0%
Internet one SRL CH

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS5398 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.155.184.0/23 10,466 2026-07-16 19:23:58
31.44.40.0/22 6,795 2026-07-28 05:45:46
31.44.32.0/21 6,784 2026-07-28 05:45:46
77.220.64.0/19 6,648 2026-07-28 05:45:46
217.18.0.0/20 6,429 2026-07-28 05:45:46
193.221.216.0/23 6,405 2026-07-28 05:45:46
46.21.29.0/24 6,395 2026-07-28 05:45:46
46.21.22.0/24 5,638 2026-07-28 05:52:54
185.155.176.0/22 4,187 2026-07-04 19:48:39
31.44.32.0/20 2,790 2026-06-02 17:23:28
31.44.46.0/23 2,395 2026-06-02 17:20:40
31.44.44.0/23 1,466 2026-06-02 17:17:05
31.44.44.0/22 44 2026-06-02 17:02:05

Frequently Asked Questions

What is AS5398?

AS5398 is an Autonomous System Number assigned to Internet one SRL. 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 AS5398 announce?

AS5398 announces 18.4K IPv4 addresses distributed across 11 routed CIDR prefixes. The network is registered in Italy.

Who operates AS5398?

AS5398 is operated by Internet one SRL. The organization is based in Italy. You can view all IP ranges and related ASNs on the organization page.

What country is AS5398 registered in?

AS5398 is registered in Italy. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 06:10:31 UTC
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