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Hostname

b-books.jp

Last fetched

b-books.jp resolves to 1 IPv4 address operated by SAKURA-C - SAKURA Internet Inc. in JP.

Nutrition Label

WHISPER CANON · b-books.jpRouting diversity1.5/10Peering density3.6/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint8.0/10canon.whisper.security/host/b-books.jp

Resolution chain

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

IPPrefixASNOperatorCountry
219.94.170.163219.94.128.0/17AS9371SAKURA-C - SAKURA Internet Inc.JP

WHOIS identity

Registrar
—
Organization
—
Contact emails

Subdomains

7 observed subdomains of b-books.jp.

Subdomain
dev.b-books.jp
service.b-books.jp
test.b-books.jp
www.b-books.jp

Showing 4 of 7. View all subdomains →

Web-graph footprint

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

21 sites link to this hostname.

60 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • b-books.jp

SPF policy

3 SPF mechanisms authorising senders for b-books.jp.

MechanismTarget
SPF_Awww157b.sakura.ne.jp
SPF_INCLUDEspf.mail.knockbot.jp
SPF_MXb-books.jp

Related pages

Pivot deeper into the graph from b-books.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "b-books.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.