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Hostname

adstart.cz

Last fetched

adstart.cz resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists registrar:reg-wedos as the registrar.

Nutrition Label

WHISPER CANON · adstart.czRouting diversity2.4/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint3.2/10canon.whisper.security/host/adstart.cz

Resolution chain

adstart.cz resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.92.130104.21.80.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.194.35172.67.192.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
registrar:reg-wedos
Organization
visibility digital s.r.o.
Contact emails
—

Subdomains

1 observed subdomain of adstart.cz.

Subdomain
chci.adstart.cz

Web-graph footprint

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

8 sites link to this hostname.

49 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for adstart.cz.

MechanismTarget
SPF_INCLUDE_spf.google.com
SPF_IP91.239.201.7

Related pages

Pivot deeper into the graph from adstart.cz.

Cypher and MCP

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

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