18.239.16.0/21(US)

Nutrition Label

Announcing ASN

• AS16509AMAZON-02 - Amazon.com, Inc.

MOAS conflicts

No active MOAS conflicts for 18.239.16.0/21. This prefix is announced by its registered originator only.

Sample IPs

25 of the IPv4 addresses observed announced in 18.239.16.0/21 (sampled from the prefix; not necessarily exhaustive).

• 18.239.17.114
• 18.239.18.10
• 18.239.18.100
• 18.239.18.101
• 18.239.18.102
• 18.239.18.103
• 18.239.18.104
• 18.239.18.105
• 18.239.18.106
• 18.239.18.107
• 18.239.18.108
• 18.239.18.109
• 18.239.18.11

Related pages

Pivot deeper into the graph from 18.239.16.0/21.

• ASN · AS16509AMAZON-02 - Amazon.com, Inc.
• Country · US
• Sample IP · 18.239.17.114
• TLD · .com
• Whisper Internet Directory — home
• Live MOAS conflicts feed

Cypher and MCP

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

MATCH (ap:ANNOUNCED_PREFIX {name: "18.239.16.0/21"})
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.