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Hostname

elfren.cz

Last fetched

elfren.cz resolves to 1 IPv4 address operated by AS15685 in CZ. WHOIS lists registrar:reg-webglobe as the registrar.

Nutrition Label

WHISPER CANON · elfren.czRouting diversity1.5/10Peering density3.8/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint8.0/10canon.whisper.security/host/elfren.cz

Resolution chain

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

IPPrefixASNOperatorCountry
81.0.214.19781.0.214.0/24AS15685—CZ

WHOIS identity

Registrar
registrar:reg-webglobe
Organization
petr veselý
Contact emails
—

Subdomains

1 observed subdomain of elfren.cz.

Subdomain
www.elfren.cz

Web-graph footprint

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

42 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for elfren.cz.

MechanismTarget
SPF_INCLUDE_spf.ignum.cz

Related pages

Pivot deeper into the graph from elfren.cz.

Cypher and MCP

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

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