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Hostname

corelibrary.jp

Last fetched

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

Nutrition Label

WHISPER CANON · corelibrary.jpRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint8.5/10canon.whisper.security/host/corelibrary.jp

Resolution chain

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

IPPrefixASNOperatorCountry
162.43.121.58162.43.0.0/17AS131965—JP

WHOIS identity

Registrar
—
Organization
poosnet
Contact emails

Subdomains

3 observed subdomains of corelibrary.jp.

Subdomain
mail.corelibrary.jp
webmail.corelibrary.jp
www.corelibrary.jp

Web-graph footprint

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

31 sites link to this hostname.

35 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • corelibrary.jp

SPF policy

5 SPF mechanisms authorising senders for corelibrary.jp.

MechanismTarget
SPF_Acorelibrary.jp
SPF_Asv14257.xserver.jp
SPF_INCLUDE_spf.google.com
SPF_INCLUDEspf.sender.xserver.jp
SPF_MXcorelibrary.jp

Related pages

Pivot deeper into the graph from corelibrary.jp.

Cypher and MCP

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

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