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Hostname

activesystem.co.jp

Last fetched

activesystem.co.jp resolves to 1 IPv4 address operated by AS131965 in JP.

Nutrition Label

WHISPER CANON · activesystem.co.jpRouting diversity1.5/10Peering density1.9/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint8.5/10canon.whisper.security/host/activesystem.co.jp

Resolution chain

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

IPPrefixASNOperatorCountry
183.90.253.30183.90.240.0/20AS131965—JP

WHOIS identity

No WHOIS records are currently associated with activesystem.co.jp in WhisperGraph.

Subdomains

5 observed subdomains of activesystem.co.jp.

Subdomain
demo.activesystem.co.jp
kakusa.activesystem.co.jp
mta-sts.activesystem.co.jp
shain.activesystem.co.jp
www.activesystem.co.jp

Web-graph footprint

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

14 sites link to this hostname.

44 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • activesystem.co.jp

SPF policy

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

MechanismTarget
SPF_Aactivesystem.co.jp
SPF_Asv1429.xserver.jp
SPF_INCLUDEspf.sender.xserver.jp
SPF_MXactivesystem.co.jp

Related pages

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

Cypher and MCP

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

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