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Autonomous System

AS42357

ProGest SA

Announced IPs
512
CIDR prefixes
2
ASN
AS42357

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 Enterprise
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open
IRR record AS-PROGEST

Present at 2 internet exchanges: RomandIX: Romandix Lan, SwissIX: Peering

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
185.218.196.0/24 256
99.2%
ProGest SA CH
194.140.194.0/24 256
99.2%
ProGest SA CH

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS42357 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.218.196.0/24 47,890 2026-08-02 23:17:01
194.140.194.0/24 44,454 2026-08-02 23:16:58

Frequently Asked Questions

What is AS42357?

AS42357 is an Autonomous System Number assigned to ProGest SA. 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 AS42357 announce?

AS42357 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Switzerland.

Who operates AS42357?

AS42357 is operated by ProGest SA. The organization is based in Switzerland. You can view all IP ranges and related ASNs on the organization page.

What country is AS42357 registered in?

AS42357 is registered in Switzerland. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-02 23:25:31 UTC
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