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Autonomous System

AS21499

Last fetched

AS21499 is an Autonomous System. Live infrastructure data is temporarily unavailable; refresh in a moment.

Nutrition Label

WHISPER CANON · AS21499Routing diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/asn/21499

Routing footprint

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Peering ecosystem

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Blast radius

Count of dependent hostnames if AS21499 disappeared from the routing table.

1,939,281 hostnames depend on this network.Exact count across all 51 announced prefixes. Snapshot Thu, 09 Jul 2026 03:01:08 GMT.

MOAS / hijack watch

Prefixes routed by AS21499 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.

MOAS conflict data is temporarily unavailable. Refresh in a moment to retry.

Threat posture

Related pages

Pivot deeper into the graph from AS21499.

Cypher and MCP

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

MATCH (a:ASN {name: "AS21499"})-[: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.