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Hostname

cersum.cz

Last fetched

cersum.cz resolves to 1 IPv4 address operated by AS34222 in CZ.

Nutrition Label

WHISPER CANON · cersum.czRouting diversity1.5/10Peering density2.4/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.0/10canon.whisper.security/host/cersum.cz

Resolution chain

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

IPPrefixASNOperatorCountry
217.198.115.164217.198.112.0/20AS34222—CZ

WHOIS identity

No WHOIS records are currently associated with cersum.cz in WhisperGraph.

Subdomains

1 observed subdomain of cersum.cz.

Subdomain
www.cersum.cz

Web-graph footprint

Distinct hostnames that link to or from cersum.cz in the public web crawl.

4 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 cersum.cz.

MechanismTarget
SPF_INCLUDEspf-zoner-zmail.zoner.com

Related pages

Pivot deeper into the graph from cersum.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "cersum.cz"})-[: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.