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Hostname

ckvt.cz

Last fetched

ckvt.cz resolves to 7 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists registrar:reg-active24 as the registrar.

Nutrition Label

WHISPER CANON · ckvt.czRouting diversity3.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint8.0/10canon.whisper.security/host/ckvt.cz

Resolution chain

ckvt.cz resolves to 7 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.26.4.224104.26.0.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
104.26.5.224104.26.0.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.71.165172.67.64.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
188.114.96.1188.114.96.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA
188.114.96.5188.114.96.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA
188.114.97.1188.114.97.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA
188.114.97.5188.114.97.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
registrar:reg-active24
Organization
vítkovice tours, spol. s r.o.
Contact emails

Subdomains

15 observed subdomains of ckvt.cz.

Subdomain
av.ckvt.cz
control.ckvt.cz
exclusive.ckvt.cz
istour.ckvt.cz
istourtest.ckvt.cz
istourtest2.ckvt.cz
istourviamare.ckvt.cz
mail.ckvt.cz
mwdeployback.ckvt.cz
mwdeployfront.ckvt.cz
mx.ckvt.cz
mxload.ckvt.cz
web1.ckvt.cz
webtest.ckvt.cz
www.ckvt.cz

Web-graph footprint

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

75 sites link to this hostname.

96 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for ckvt.cz.

MechanismTarget
SPF_INCLUDEservers.mcsv.net
SPF_INCLUDEsmtp-istour.travelfamily.cz
SPF_INCLUDEspf.protection.outlook.com

Related pages

Pivot deeper into the graph from ckvt.cz.

Cypher and MCP

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

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