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Hostname

holtwick.de

Last fetched

holtwick.de resolves to 1 IPv4 address operated by CYON in CH.

Nutrition Label

WHISPER CANON · holtwick.deRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/holtwick.de

Resolution chain

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

IPPrefixASNOperatorCountry
149.126.4.46149.126.0.0/21AS47302CYONCH

WHOIS identity

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Subdomains

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Web-graph footprint

Distinct hostnames that link to or from holtwick.de in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • holtwick.de

SPF policy

1 SPF mechanism authorising senders for holtwick.de.

MechanismTarget
SPF_INCLUDEspf.protection.cyon.net

Related pages

Pivot deeper into the graph from holtwick.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "holtwick.de"})-[: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.