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Hostname

cdv.cz

Last fetched

cdv.cz resolves to 1 IPv4 address operated by AS16019 in CZ. WHOIS lists registrar:reg-internet-cz as the registrar.

Nutrition Label

WHISPER CANON · cdv.czRouting diversity1.5/10Peering density8.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint8.2/10canon.whisper.security/host/cdv.cz

Resolution chain

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

IPPrefixASNOperatorCountry
78.102.13.7078.102.0.0/17AS16019CZ

WHOIS identity

Registrar
registrar:reg-internet-cz
Organization
centrum dopravniho vyzkumu
Contact emails

Subdomains

41 observed subdomains of cdv.cz.

Web-graph footprint

Distinct hostnames that link to or from cdv.cz in the public web crawl.

400 sites link to this hostname.

264 sites linked to from this hostname.

Threat posture

History

Mail and authentication

SPF policy

6 SPF mechanisms authorising senders for cdv.cz.

MechanismTarget
SPF_INCLUDE_spf.bizboxlive.com
SPF_INCLUDEsmtpx.stable.cz
SPF_INCLUDEspf.protection.outlook.com
SPF_IP78.102.13.66
SPF_IP78.102.13.70
SPF_IP78.102.13.71

Related pages

Pivot deeper into the graph from cdv.cz.

Cypher and MCP

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

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