Autonomous System
AS203386 — PROMATEC-AS1 - PROMATEC SARL(FR)
Last fetched
AS203386 is an Autonomous System operated by PROMATEC-AS1 - PROMATEC SARL and registered in FR. As of Sun, 06 Sep 2026 15:16:02 GMT, it announces 1 routed IP prefix and peers with 1 other Autonomous System in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS203386 announces 1 distinct routed prefix. The 1-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
Peering ecosystem
1 distinct peers via BGP. The first 1 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS35625 | EUROFIBER-FRANCE - Eurofiber France SAS | FR |
Blast radius
Count of dependent hostnames if AS203386 disappeared from the routing table.
Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.
MOAS / hijack watch
Prefixes routed by AS203386 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS203386 is unique to AS203386 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS203386.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS203386"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.