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Hostname

cortex.cz

Last fetched

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

Nutrition Label

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

Resolution chain

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

IPPrefixASNOperatorCountry
88.86.124.5488.86.96.0/19AS39392SUPERNETWORK _CZ

WHOIS identity

Registrar
registrar:reg-internet-cz
Organization
cortex, a.s.
Contact emails
—

Subdomains

43 observed subdomains of cortex.cz.

Subdomain
_spf.cortex.cz
mib11.cortex.cz
mib1.cortex.cz
medusagroup.cortex.cz
mail2.cortex.cz
mail-21.cortex.cz
mail-20.cortex.cz
mail-02.cortex.cz
mail-01.cortex.cz
mail.cortex.cz
lobsterka.cortex.cz
klientskyportal.cortex.cz
isl.cortex.cz
intranet.cortex.cz
inet9.cortex.cz
inet8.cortex.cz
inet4.cortex.cz
inet3.cortex.cz
inet16.cortex.cz
inet15.cortex.cz
fw.cortex.cz
dev5d.cortex.cz
demo.cortex.cz
ckpd.cortex.cz
ckp.cortex.cz

Showing 25 of 43. View all subdomains →

Web-graph footprint

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

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for cortex.cz.

MechanismTarget
SPF_INCLUDE_spf.cortex.cz
SPF_MXcortex.cz

Related pages

Pivot deeper into the graph from cortex.cz.

Cypher and MCP

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

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