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Hostname

isbn.it

Last fetched

isbn.it resolves to 1 IPv4 address operated by AS12637 in IT. WHOIS lists registrar:register s.p.a. as the registrar.

Nutrition Label

WHISPER CANON · isbn.itRouting diversity1.5/10Peering density6.6/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint8.0/10canon.whisper.security/host/isbn.it

Resolution chain

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

IPPrefixASNOperatorCountry
217.64.200.202217.64.192.0/20AS12637—IT

WHOIS identity

Registrar
registrar:register s.p.a.
Organization
associazione italiana editori
Contact emails
—

Subdomains

3 observed subdomains of isbn.it.

Subdomain
areariservata.isbn.it
servizi.isbn.it
www.isbn.it

Web-graph footprint

Distinct hostnames that link to or from isbn.it in the public web crawl.

98 sites link to this hostname.

16 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

6 SPF mechanisms authorising senders for isbn.it.

MechanismTarget
SPF_Amail.aie.it
SPF_Awww.isbn.it
SPF_INCLUDEamazonses.com
SPF_INCLUDEspf.mailermn.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP217.64.200.202

Related pages

Pivot deeper into the graph from isbn.it.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "isbn.it"})-[: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.