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Hostname

kobayan.cyou

Last fetched

kobayan.cyou resolves to 3 IPv4 addresses operated by AS-VULTR - The Constant Company, LLC in ZA. WHOIS lists iana:49 as the registrar.

Nutrition Label

WHISPER CANON · kobayan.cyouRouting diversity3.0/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint3.2/10canon.whisper.security/host/kobayan.cyou

Resolution chain

kobayan.cyou resolves to 3 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
139.84.230.39139.84.224.0/19AS20473AS-VULTR - The Constant Company, LLCZA
213.183.48.170213.183.48.0/24AS50098—RU
45.77.165.21645.77.160.0/21AS20473AS-VULTR - The Constant Company, LLCUS

WHOIS identity

Registrar
iana:49
Organization
whois privacy protection service by value-domain
Contact emails
—

Subdomains

2 observed subdomains of kobayan.cyou.

Subdomain
mta-sts.kobayan.cyou
wildcard.kobayan.cyou

Web-graph footprint

Distinct hostnames that link to or from kobayan.cyou in the public web crawl.

68 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for kobayan.cyou.

MechanismTarget
SPF_INCLUDEspf.messagingengine.com

Related pages

Pivot deeper into the graph from kobayan.cyou.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "kobayan.cyou"})-[: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.