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Hostname

cernum.nl

Last fetched

cernum.nl resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists registrar:mijn.host as the registrar.

Nutrition Label

WHISPER CANON · cernum.nlRouting diversity2.4/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint8.0/10canon.whisper.security/host/cernum.nl

Resolution chain

cernum.nl resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.22.60104.21.16.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.202.252172.67.192.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
registrar:mijn.host
Organization
—
Contact emails
—

Subdomains

3 observed subdomains of cernum.nl.

Subdomain
c66e4b92d9d2.cernum.nl
www.cernum.nl

Showing 2 of 3. View all subdomains →

Web-graph footprint

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

20 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

Related pages

Pivot deeper into the graph from cernum.nl.

Cypher and MCP

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

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