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Hostname

marcodenhartog.com

Last fetched

marcodenhartog.com resolves to 1 IPv4 address operated by AS20857 in NL. WHOIS lists iana:2288 as the registrar.

Nutrition Label

WHISPER CANON · marcodenhartog.comRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint3.2/10canon.whisper.security/host/marcodenhartog.com

Resolution chain

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

IPPrefixASNOperatorCountry
37.97.231.7737.97.128.0/17AS20857—NL

WHOIS identity

Registrar
iana:2288
Organization
den hartog participaties bv
Contact emails

Subdomains

1 observed subdomain of marcodenhartog.com.

Subdomain
www.marcodenhartog.com

Web-graph footprint

Distinct hostnames that link to or from marcodenhartog.com in the public web crawl.

16 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for marcodenhartog.com.

MechanismTarget
SPF_INCLUDEspf.protection.outlook.com

Related pages

Pivot deeper into the graph from marcodenhartog.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "marcodenhartog.com"})-[: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.