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Autonomous System

AS209373

Swissnet LLC

Announced IPs
1,024
CIDR prefixes
3
ASN
AS209373

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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 2 MOAS prefixes — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS209373 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)
217.60.195.6/32 AS209373, AS264409 2026-09-09 11:10:31
217.60.103.45/32 AS209373, AS264409 2026-09-09 06:55:30

Network profile

Source: PeeringDB →
Network type Network Services
Traffic level 50-100Gbps
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
217.60.102.0/23 512
0.0%
Swissnet LLC AE
31.56.209.0/24 256
0.0%
Swissnet LLC AE
217.60.102.0/24 256
0.0%
Swissnet LLC NL
217.60.103.0/24 256
0.0%
Swissnet LLC CH
217.60.195.0/24 256
0.0%
Parsun Network Solutions PTY LTD AE

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS209373 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
31.56.209.0/24 32,479 2026-09-11 05:11:11
217.60.195.0/24 14,658 2026-09-11 04:10:20
217.60.103.0/24 10,989 2026-09-11 04:26:44
217.60.102.0/24 9,211 2026-09-11 05:11:27
217.60.103.15/32 11 2026-09-09 20:05:44
217.60.195.214/32 7 2026-06-26 17:59:16
217.60.195.6/32 4 2026-09-09 20:05:44
217.60.103.45/32 4 2026-09-09 20:05:44

Frequently Asked Questions

What is AS209373?

AS209373 is an Autonomous System Number assigned to Swissnet LLC. 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 AS209373 announce?

AS209373 announces 1.0K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in United States.

Who operates AS209373?

AS209373 is operated by Swissnet LLC. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS209373 registered in?

AS209373 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-11 05:26:08 UTC
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