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Hostname

jf.nrw

Last fetched

jf.nrw resolves to 1 IPv4 address operated by AS34895 in DE. WHOIS lists iana:1328 as the registrar.

Nutrition Label

WHISPER CANON · jf.nrwRouting diversity1.5/10Peering density1.9/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint8.3/10canon.whisper.security/host/jf.nrw

Resolution chain

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

IPPrefixASNOperatorCountry
83.138.80.13583.138.64.0/18AS34895—DE

WHOIS identity

Registrar
iana:1328
Organization
verband der feuerwehren in nrw e.v.
Contact emails
—

Subdomains

6 observed subdomains of jf.nrw.

Subdomain
hostmaster.jf.nrw
intern.jf.nrw
neu.jf.nrw
sonderurlaub.jf.nrw
www.jf.nrw

Showing 5 of 6. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from jf.nrw in the public web crawl.

14 sites link to this hostname.

29 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

6 SPF mechanisms authorising senders for jf.nrw.

MechanismTarget
SPF_Ajf.nrw
SPF_INCLUDEspf.protection.outlook.com
SPF_IP80.67.18.13/15
SPF_IP83.138.83.247
SPF_IP83.138.84.27
SPF_IP83.138.84.29

Related pages

Pivot deeper into the graph from jf.nrw.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "jf.nrw"})-[: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.