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Hostname

section9.co.jp

Last fetched

section9.co.jp is a registered hostname under the .jp top-level domain. Live infrastructure data is temporarily unavailable; refresh in a moment.

Nutrition Label

WHISPER CANON · section9.co.jpRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/section9.co.jp

Resolution chain

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WHOIS identity

Registrar
—
Organization
section9,
Contact emails
—

Subdomains

9 observed subdomains of section9.co.jp.

Subdomain
dev2.section9.co.jp
dev3.section9.co.jp
mail.section9.co.jp
monitor.section9.co.jp
proxy1.section9.co.jp
proxy2.section9.co.jp
proxy3.section9.co.jp
web.section9.co.jp
www.section9.co.jp

Web-graph footprint

Distinct hostnames that link to or from section9.co.jp in the public web crawl.

12 sites link to this hostname.

132 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

5 SPF mechanisms authorising senders for section9.co.jp.

MechanismTarget
SPF_Amonitor.section9.co.jp
SPF_Aweb.section9.co.jp
SPF_Awww1678.sakura.ne.jp
SPF_Awww3156.sakura.ne.jp
SPF_MXsection9.co.jp

Related pages

Pivot deeper into the graph from section9.co.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "section9.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.