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Hostname

doerner.de

Last fetched

doerner.de resolves to 3 IPv4 addresses operated by AS15817 in DE.

Nutrition Label

WHISPER CANON · doerner.deRouting diversity3.0/10Peering density8.2/10MOAS conflict✓ noneThreat-feed listings8.0/10WHOIS transparency0.0/10Resolver footprint8.0/10canon.whisper.security/host/doerner.de

Resolution chain

doerner.de resolves to 3 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
156.67.237.252156.67.232.0/21AS15817—DE
212.79.54.226212.79.0.0/18AS20783—DE
78.46.220.21178.46.0.0/15AS24940—DE

WHOIS identity

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

Subdomains

37 observed subdomains of doerner.de.

Subdomain
amcs-dev.doerner.de
amcs-test.doerner.de
amcs.doerner.de
bewerbung.doerner.de
citrix.doerner.de
container-itzehoe.doerner.de
ctx.doerner.de
doerner-srv1.doerner.de
doerner-srv3.doerner.de
doernertest.doerner.de
eanv.doerner.de
flip.doerner.de
fs.doerner.de
ftp.doerner.de
go.doerner.de
journey.doerner.de
mail.doerner.de
matomo.doerner.de
mx.doerner.de
neu.doerner.de
ots-extern.doerner.de
owa.doerner.de
pmm.doerner.de
portal.doerner.de
prejourney.doerner.de

Showing 25 of 37. View all subdomains →

Web-graph footprint

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

89 sites link to this hostname.

21 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

8 SPF mechanisms authorising senders for doerner.de.

MechanismTarget
SPF_INCLUDEmail.zendesk.com
SPF_INCLUDErelay.mailchannels.net
SPF_INCLUDEspf.protection.outlook.com
SPF_INCLUDEspf1.c-trace.de
SPF_IP217.72.131.83/32
SPF_IP5.7.248.130
SPF_IP83.135.40.162
SPF_MXdoerner.de

Related pages

Pivot deeper into the graph from doerner.de.

Cypher and MCP

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

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