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Autonomous System

AS12151 — LEARNING-TREE-INTL-OPERATIONS - Learning Tree International, Inc.(US)

Last fetched

AS12151 is an Autonomous System operated by LEARNING-TREE-INTL-OPERATIONS - Learning Tree International, Inc. and registered in US. As of Thu, 21 May 2026 13:57:53 GMT, it announces 0 routed IP prefixes and peers with 0 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS12151Routing diversity0.0/10Peering density0.0/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/12151

Routing footprint

AS12151 announces 0 distinct routed prefixes. The 0-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

AS12151 does not announce any prefixes in the current snapshot.

Peering ecosystem

0 distinct peers via BGP. The first 0 are listed below.

AS12151 has no observed peering relationships in the current snapshot.

MOAS / hijack watch

Prefixes routed by AS12151 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 AS12151 is unique to AS12151 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS12151.

Cypher and MCP

Reproduce the headline metric directly against graph.whisper.security:

MATCH (a:ASN {name: "AS12151"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS country

Or query Whisper from your own LLM workflow via the Whisper MCP server.