Hostname

czechdoc.cz

Last fetched Mon, 22 Jun 2026 02:42:08 GMT

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

Nutrition Label

Resolution chain

Resolution chain data is temporarily unavailable. Refresh in a moment to retry.

WHOIS identity

Registrar: registrar:reg-webglobe
Organization: spolek lékařů se zahraničním vzděláním &quot;doktor čechov&quot;
Contact emails: —

Subdomains

1 observed subdomain of czechdoc.cz.

Subdomain
www.czechdoc.cz

Web-graph footprint

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

17 sites link to this hostname.

41 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 czechdoc.cz.

Mechanism	Target
SPF_A	czechdoc.cz
SPF_INCLUDE	spf.smartemailing.cz
SPF_MX	czechdoc.cz

Pivot deeper into the graph from czechdoc.cz.

Cypher and MCP

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

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