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Hostname

microsoftdefender.cz

Last fetched

microsoftdefender.cz resolves to 1 IPv4 address operated by MASTER-AS - MasterDC s.r.o. in CZ.

Nutrition Label

WHISPER CANON · microsoftdefender.czRouting diversity1.5/10Peering density4.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint8.2/10canon.whisper.security/host/microsoftdefender.cz

Resolution chain

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

IPPrefixASNOperatorCountry
37.205.13.15237.205.12.0/22AS24971MASTER-AS - MasterDC s.r.o.CZ

WHOIS identity

No WHOIS records are currently associated with microsoftdefender.cz in WhisperGraph.

Subdomains

4 observed subdomains of microsoftdefender.cz.

Subdomain
botanickyustavavcr.microsoftdefender.cz
cz.microsoftdefender.cz

Showing 2 of 4. View all subdomains →

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for microsoftdefender.cz.

MechanismTarget
SPF_Amicrosoftdefender.cz
SPF_INCLUDE_spf.websupport.cz
SPF_MXmicrosoftdefender.cz

Related pages

Pivot deeper into the graph from microsoftdefender.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "microsoftdefender.cz"})-[: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.