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Hostname

system4.eu

Last fetched

system4.eu resolves to 1 IPv4 address operated by AS15817 in DE.

Nutrition Label

WHISPER CANON · system4.euRouting diversity1.5/10Peering density3.8/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.6/10canon.whisper.security/host/system4.eu

Resolution chain

system4.eu resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
185.215.158.240185.215.156.0/22AS15817—DE

WHOIS identity

No WHOIS records are currently associated with system4.eu in WhisperGraph.

Subdomains

2 observed subdomains of system4.eu.

Subdomain
shop.system4.eu
www.system4.eu

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for system4.eu.

MechanismTarget
SPF_Asystem4.eu
SPF_MXsystem4.eu

Related pages

Pivot deeper into the graph from system4.eu.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "system4.eu"})-[: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.