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Hostname

kna.cz

Last fetched

kna.cz is a registered hostname under the .cz top-level domain. Live infrastructure data is temporarily unavailable; refresh in a moment.

Nutrition Label

WHISPER CANON · kna.czRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/kna.cz

Resolution chain

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WHOIS identity

Registrar
registrar:reg-gransy
Organization
karmelitánské nakladatelství, s.r.o.
Contact emails

Subdomains

14 observed subdomains of kna.cz.

Subdomain
advent.kna.cz
b2b.kna.cz
f.kna.cz
home.kna.cz
o.kna.cz
redmine.kna.cz
terezie.kna.cz
www.kna.cz

Showing 8 of 14. View all subdomains →

Web-graph footprint

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

125 sites link to this hostname.

63 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

4 SPF mechanisms authorising senders for kna.cz.

MechanismTarget
SPF_Akna.cz
SPF_INCLUDE_emailing.heureka.cz
SPF_INCLUDE_spf.google.com
SPF_MXkna.cz

Related pages

Pivot deeper into the graph from kna.cz.

Cypher and MCP

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

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