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Hostname

jsfa-web.jp

Last fetched

jsfa-web.jp appears in WhisperGraph with partial WHOIS records but no current public IPv4 resolution.

Nutrition Label

WHISPER CANON · jsfa-web.jpRouting diversity0.0/10Peering density0.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint3.2/10canon.whisper.security/host/jsfa-web.jp

Resolution chain

jsfa-web.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
japan steel fabricators association
Contact emails

Subdomains

1 observed subdomain of jsfa-web.jp.

Subdomain
www.jsfa-web.jp

Web-graph footprint

Distinct hostnames that link to or from jsfa-web.jp in the public web crawl.

41 sites link to this hostname.

95 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • jsfa-web.jp

SPF policy

2 SPF mechanisms authorising senders for jsfa-web.jp.

MechanismTarget
SPF_Awww5234.sakura.ne.jp
SPF_MXjsfa-web.jp

Related pages

Pivot deeper into the graph from jsfa-web.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "jsfa-web.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.