23.89.0.0/20 — Whisper Internet Directory

IPv4 prefix

23.89.0.0/20(US)

Last fetched Thu, 21 May 2026 05:03:22 GMT

23.89.0.0/20 is an IPv4 announced prefix originated by AS13445 (WEBEX - Cisco Webex LLC), allocated to US.

Nutrition Label

Announcing ASN

AS13445WEBEX - Cisco Webex LLC

MOAS conflicts

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Sample IPs

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Related pages

Pivot deeper into the graph from 23.89.0.0/20.

Cypher and MCP

Reproduce the prefix profile directly against graph.whisper.security:

MATCH (ap:ANNOUNCED_PREFIX {name: "23.89.0.0/20"})
OPTIONAL MATCH (ap)-[:ROUTES]->(asn:ASN)
OPTIONAL MATCH (asn)-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (ap)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN ap.name AS cidr,
       asn.name AS asn,
       n.name AS network,
       c.name AS country

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