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Hostname

astt.co.jp

Last fetched

astt.co.jp resolves to 1 IPv4 address operated by AS37916 in JP.

Nutrition Label

WHISPER CANON · astt.co.jpRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.6/10canon.whisper.security/host/astt.co.jp

Resolution chain

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

IPPrefixASNOperatorCountry
182.16.226.183182.16.224.0/21AS37916—JP

WHOIS identity

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

Subdomains

3 observed subdomains of astt.co.jp.

Subdomain
mail.astt.co.jp
smtp.astt.co.jp
www.astt.co.jp

Web-graph footprint

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

12 sites link to this hostname.

247 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 astt.co.jp.

MechanismTarget
SPF_INCLUDEmdsam.maildealer.jp
SPF_INCLUDEspf-pvg3.baremetal.jp
SPF_INCLUDEspf.w2solution.com
SPF_IP160.16.196.129
SPF_IP182.16.226.183

Related pages

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

Cypher and MCP

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

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