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Hostname

greyfish.cz

Last fetched

greyfish.cz resolves to 1 IPv4 address operated by AS43541 in CZ. WHOIS lists registrar:reg-active24 as the registrar.

Nutrition Label

WHISPER CANON · greyfish.czRouting diversity1.5/10Peering density4.2/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency3.3/10Resolver footprint4.0/10canon.whisper.security/host/greyfish.cz

Resolution chain

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

IPPrefixASNOperatorCountry
46.243.48.6046.243.48.0/24AS43541—CZ

WHOIS identity

Registrar
registrar:reg-active24
Organization
milan šeda
Contact emails
—

Subdomains

5 observed subdomains of greyfish.cz.

Subdomain
b2b.greyfish.cz
www.greyfish.cz
cdn.greyfish.cz
beta.greyfish.cz

Showing 4 of 5. View all subdomains →

Web-graph footprint

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

17 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for greyfish.cz.

MechanismTarget
SPF_INCLUDEbsadmin.cz
SPF_INCLUDEspf.mailkit.eu
SPF_INCLUDEspf.protection.outlook.com

Related pages

Pivot deeper into the graph from greyfish.cz.

Cypher and MCP

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

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