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Autonomous System

AS57141

TELWAN SAS

Announced IPs
3,072
CIDR prefixes
2
ASN
AS57141

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.

65/100
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 Cable/DSL/ISP
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Open

Present at 1 internet exchange: Equinix Paris: Equinix IX - PA Metro

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
149.154.80.0/21 2.0K
0.0%
TELWAN SAS FR Centre-Val de Loire Civray-sur-Esves
185.131.192.0/22 1.0K
0.0%
TELWAN SAS FR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS57141 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
149.154.80.0/21 5,226 2026-08-02 11:03:17
185.131.192.0/22 5,213 2026-08-02 11:03:17

Frequently Asked Questions

What is AS57141?

AS57141 is an Autonomous System Number assigned to TELWAN SAS. 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 AS57141 announce?

AS57141 announces 3.1K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in France.

Who operates AS57141?

AS57141 is operated by TELWAN SAS. The organization is based in France. You can view all IP ranges and related ASNs on the organization page.

What country is AS57141 registered in?

AS57141 is registered in France. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-02 11:10:31 UTC
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