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Hostname

c3.nl

Last fetched

c3.nl has no current public IPv4 resolution in WhisperGraph; WHOIS lists registrar:prolocation b.v. as the registrar.

Nutrition Label

WHISPER CANON · c3.nlRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/c3.nl

Resolution chain

c3.nl has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar
registrar:prolocation b.v.
Organization
—
Contact emails
—

Subdomains

2 observed subdomains of c3.nl.

Subdomain
dev.c3.nl
www.c3.nl

Web-graph footprint

Distinct hostnames that link to or from c3.nl in the public web crawl.

96 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

7 SPF mechanisms authorising senders for c3.nl.

MechanismTarget
SPF_INCLUDE_spf.exsilia.net
SPF_INCLUDEeu.mailgun.org
SPF_INCLUDEspf.buildnet.nl
SPF_INCLUDEspf.flowmailer.net
SPF_INCLUDEspf.protection.outlook.com
SPF_INCLUDEspf.ymlp.com
SPF_IP37.230.99.27

Related pages

Pivot deeper into the graph from c3.nl.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "c3.nl"})-[: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.