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Hostname

ask21.jp

Last fetched

ask21.jp resolves to 1 IPv4 address operated by AS9353 in JP.

Nutrition Label

WHISPER CANON · ask21.jpRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint3.2/10canon.whisper.security/host/ask21.jp

Resolution chain

ask21.jp resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
210.233.74.133210.233.64.0/20AS9353—JP

WHOIS identity

Registrar
—
Organization
fujihara kenji
Contact emails

Subdomains

4 observed subdomains of ask21.jp.

Subdomain
ikegawa.ask21.jp
project.ask21.jp
tosa.ask21.jp
www.ask21.jp

Web-graph footprint

Distinct hostnames that link to or from ask21.jp in the public web crawl.

97 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for ask21.jp.

MechanismTarget
SPF_Aask21.jp
SPF_INCLUDEspf.stepserver.jp
SPF_MXask21.jp

Related pages

Pivot deeper into the graph from ask21.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ask21.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.