203.158.232.0/21 — Whisper Internet Directory

IPv4 prefix

203.158.232.0/21(TH)

Last fetched Thu, 21 May 2026 06:12:23 GMT

203.158.232.0/21 is an IPv4 announced prefix originated by AS4621 (UNINET-AS-AP UNINET-), allocated to TH.

Nutrition Label

Announcing ASN

AS4621UNINET-AS-AP UNINET-

MOAS conflicts

No active MOAS conflicts for 203.158.232.0/21. This prefix is announced by its registered originator only.

Sample IPs

No IPv4 addresses are currently observed inside 203.158.232.0/21. Possible dark prefix or unobserved address space.

Related pages

Pivot deeper into the graph from 203.158.232.0/21.

Cypher and MCP

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

MATCH (ap:ANNOUNCED_PREFIX {name: "203.158.232.0/21"})
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.