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Hostname

dahl.cz

Last fetched

dahl.cz resolves to 1 IPv4 address operated by AS39790 in CZ. WHOIS lists registrar:reg-active24 as the registrar.

Nutrition Label

WHISPER CANON · dahl.czRouting diversity1.5/10Peering density2.4/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint4.0/10canon.whisper.security/host/dahl.cz

Resolution chain

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

IPPrefixASNOperatorCountry
81.91.85.16981.91.80.0/21AS39790—CZ

WHOIS identity

Registrar
registrar:reg-active24
Organization
dahlhausen cz, spol. s r. o.
Contact emails
—

Subdomains

3 observed subdomains of dahl.cz.

Subdomain
office.dahl.cz
officemail.dahl.cz
www.dahl.cz

Threat posture

History

Mail and authentication

MX records

SPF policy

7 SPF mechanisms authorising senders for dahl.cz.

MechanismTarget
SPF_Adahl.cz
SPF_INCLUDEspf.protection.outlook.com
SPF_IP185.16.81.23
SPF_IP217.75.216.23
SPF_IP31.31.235.88
SPF_IP62.168.42.194
SPF_MXdahl.cz

Related pages

Pivot deeper into the graph from dahl.cz.

Cypher and MCP

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

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