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Hostname

mail.21th.it

Last fetched

mail.21th.it resolves to 2 IPv4 addresses operated by AS3269 in IT.

Nutrition Label

WHISPER CANON · mail.21th.itRouting diversity2.4/10Peering density8.5/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint0.0/10canon.whisper.security/host/mail.21th.it

Resolution chain

mail.21th.it resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
188.8.28.147188.8.0.0/16AS3269—IT
193.109.44.43193.109.44.0/23AS21086—IT

WHOIS identity

No WHOIS records are currently associated with mail.21th.it in WhisperGraph.

Threat posture

History

Mail and authentication

SPF policy

10 SPF mechanisms authorising senders for mail.21th.it.

MechanismTarget
SPF_Amail.21th.it
SPF_IP185.141.184.0/24
SPF_IP188.125.0.0/16
SPF_IP188.8.28.144/29
SPF_IP193.109.44.40/29
SPF_IP193.109.46.0/24
SPF_IP217.198.135.189
SPF_IP80.86.128.0/17
SPF_IP95.243.144.209
SPF_MXmail.21th.it

Related pages

Pivot deeper into the graph from mail.21th.it.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "mail.21th.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.