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Hostname

sunmark.co.jp

Last fetched

sunmark.co.jp appears in WhisperGraph with partial WHOIS records but no current public IPv4 resolution.

Nutrition Label

WHISPER CANON · sunmark.co.jpRouting diversity0.0/10Peering density0.0/10MOAS conflict✓ noneThreat-feed listings8.0/10WHOIS transparency3.3/10Resolver footprint4.0/10canon.whisper.security/host/sunmark.co.jp

Resolution chain

sunmark.co.jp has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar
—
Organization
sunmark publishing
Contact emails
—

Subdomains

15 observed subdomains of sunmark.co.jp.

Subdomain
academy.sunmark.co.jp
birigal2.sunmark.co.jp
book.sunmark.co.jp
bookstore.sunmark.co.jp
focus.sunmark.co.jp
sv.sunmark.co.jp
sv2.sunmark.co.jp
testwww3.sunmark.co.jp
topanswer.sunmark.co.jp
visionary.sunmark.co.jp
www.sunmark.co.jp
www2.sunmark.co.jp
www3.sunmark.co.jp
ydm.sunmark.co.jp
yoga.sunmark.co.jp

Web-graph footprint

Distinct hostnames that link to or from sunmark.co.jp in the public web crawl.

577 sites link to this hostname.

77 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

4 SPF mechanisms authorising senders for sunmark.co.jp.

MechanismTarget
SPF_INCLUDE_spf.activegate-ss.jp
SPF_INCLUDE_spf.google.com
SPF_INCLUDEspf.haihaimail.jp
SPF_IP210.140.115.51/32

Related pages

Pivot deeper into the graph from sunmark.co.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "sunmark.co.jp"})-[: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.