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Hostname

werk21.de

Last fetched

werk21.de resolves to 1 IPv4 address operated by AS203329 in DE.

Nutrition Label

WHISPER CANON · werk21.deRouting diversity1.5/10Peering density6.5/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.0/10canon.whisper.security/host/werk21.de

Resolution chain

werk21.de resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
149.233.9.89149.233.9.0/24AS203329—DE

WHOIS identity

No WHOIS records are currently associated with werk21.de in WhisperGraph.

Subdomains

8 observed subdomains of werk21.de.

Subdomain
blog.werk21.de
cal.werk21.de
egw.werk21.de
lists.werk21.de
umfrage.werk21.de
www.werk21.de
www2.werk21.de
www3.werk21.de

Web-graph footprint

Distinct hostnames that link to or from werk21.de in the public web crawl.

80 sites link to this hostname.

27 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 werk21.de.

MechanismTarget
SPF_Awerk21.de
SPF_INCLUDEspf1.werk21system.de
SPF_MXwerk21.de

Related pages

Pivot deeper into the graph from werk21.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "werk21.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.