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Hostname

rubycon.co.jp

Last fetched

rubycon.co.jp resolves to 1 IPv4 address operated by XSERVER - Xserver Inc. in JP.

Nutrition Label

WHISPER CANON · rubycon.co.jpRouting diversity1.5/10Peering density2.8/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint3.2/10canon.whisper.security/host/rubycon.co.jp

Resolution chain

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

IPPrefixASNOperatorCountry
162.43.107.124162.43.0.0/17AS131965XSERVER - Xserver Inc.JP

WHOIS identity

Registrar
—
Organization
rubycon corporation
Contact emails
—

Subdomains

8 observed subdomains of rubycon.co.jp.

Subdomain
baseball.rubycon.co.jp
host1.rubycon.co.jp
recruit.rubycon.co.jp
rubynt5.rubycon.co.jp
scansys.rubycon.co.jp
tools.rubycon.co.jp
www.rubycon.co.jp
www2.rubycon.co.jp

Web-graph footprint

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

298 sites link to this hostname.

23 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for rubycon.co.jp.

MechanismTarget
SPF_INCLUDEspf.mta.hdems.com
SPF_INCLUDEspf.protection.outlook.com

Related pages

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

Cypher and MCP

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

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