Autonomous System
AS263791 — AS263791 - REFSA TELECOMUNICACIONES(AR)
Last fetched
AS263791 is an Autonomous System operated by AS263791 - REFSA TELECOMUNICACIONES and registered in AR. As of Sun, 06 Sep 2026 13:22:45 GMT, it announces 5 routed IP prefixes and peers with 8 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS263791 announces 5 distinct routed prefixes. The 5-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
Peering ecosystem
8 distinct peers via BGP. The first 8 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS266656 | AS266656 - COOPERATIVA DE SERVICIOS PUBLICOS EL COLORADO LTDA | AR |
| AS266710 | AS266710 - Gimenez Pedro Santiago (Clorindaconectada) | AR |
| AS267773 | — | — |
| AS274101 | AS274101 - VANGUARD INTERNET SRL | AR |
| AS274227 | AS274227 - MOSSO MAYRA ADELA (INTERZONA FORMOSA) | AR |
| AS274850 | AS274850 - ALVAREZ MILCIADE | AR |
| AS52361 | AS52361 - ARSAT - Empresa Argentina de Soluciones Satelitales S.A. | AR |
| AS7049 | AS7049 - Silica Networks Argentina S.A. | AR |
Blast radius
Count of dependent hostnames if AS263791 disappeared from the routing table.
237 hostnames depend on this network.Exact count across all 5 announced prefixes. Snapshot Thu, 16 Jul 2026 22:00:50 GMT.
MOAS / hijack watch
Prefixes routed by AS263791 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 AS263791 is unique to AS263791 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS263791.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS263791"})-[: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.