Hostname

rca4u.com

Last fetched Sun, 26 Jul 2026 14:15:47 GMT

rca4u.com resolves to 4 IPv4 addresses operated by AMAZON-AES - Amazon.com, Inc. in US. WHOIS lists iana:468 as the registrar.

Nutrition Label

Resolution chain

rca4u.com resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
100.50.209.11	100.48.0.0/12	AS14618	AMAZON-AES - Amazon.com, Inc.	US
3.209.198.211	3.208.0.0/12	AS14618	AMAZON-AES - Amazon.com, Inc.	US
52.0.245.233	52.0.0.0/15	AS14618	AMAZON-AES - Amazon.com, Inc.	US
52.204.144.22	52.200.0.0/13	AS14618	AMAZON-AES - Amazon.com, Inc.	US

WHOIS identity

Registrar

iana:468

Organization

on behalf of rca4u.com owner

Contact emails

Threat posture

History

Pivot deeper into the graph from rca4u.com.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "rca4u.com"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)
      -[:ROUTES]->(asn:ASN)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, asn.name AS asn, n.name AS operator
LIMIT 20

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