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Hostname

c3sys.com

Last fetched

c3sys.com resolves to 1 IPv4 address operated by AS4766 in KR. WHOIS lists iana:1132 as the registrar.

Nutrition Label

WHISPER CANON · c3sys.comRouting diversity1.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint4.6/10canon.whisper.security/host/c3sys.com

Resolution chain

c3sys.com resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
183.110.224.9183.104.0.0/13AS4766—KR

WHOIS identity

Registrar
iana:1132
Organization
byung-hoon yoo
Contact emails

Subdomains

2 observed subdomains of c3sys.com.

Subdomain
postmaster.c3sys.com
www.c3sys.com

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for c3sys.com.

MechanismTarget
SPF_IP183.110.224.9

Related pages

Pivot deeper into the graph from c3sys.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "c3sys.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.