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Hostname

olsovec.cz

Last fetched

olsovec.cz resolves to 1 IPv4 address operated by AS43541 in CZ. WHOIS lists registrar:reg-one as the registrar.

Nutrition Label

WHISPER CANON · olsovec.czRouting diversity1.5/10Peering density4.6/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint8.2/10canon.whisper.security/host/olsovec.cz

Resolution chain

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

IPPrefixASNOperatorCountry
217.16.184.152217.16.176.0/20AS43541—CZ

WHOIS identity

Registrar
registrar:reg-one
Organization
olšovec s.r.o.
Contact emails
—

Subdomains

5 observed subdomains of olsovec.cz.

Subdomain
admin.olsovec.cz
www.olsovec.cz
webmail.olsovec.cz
mail.olsovec.cz

Showing 4 of 5. View all subdomains →

Web-graph footprint

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

67 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for olsovec.cz.

MechanismTarget
SPF_Aolsovec.cz
SPF_MXolsovec.cz

Related pages

Pivot deeper into the graph from olsovec.cz.

Cypher and MCP

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

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