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Hostname

serverbook.cz

Last fetched

serverbook.cz resolves to 1 IPv4 address operated by AS24971 in CZ.

Nutrition Label

WHISPER CANON · serverbook.czRouting diversity1.5/10Peering density5.3/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint8.2/10canon.whisper.security/host/serverbook.cz

Resolution chain

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

IPPrefixASNOperatorCountry
185.25.184.197185.25.184.0/22AS24971CZ

WHOIS identity

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

Subdomains

3 observed subdomains of serverbook.cz.

Web-graph footprint

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

16 sites link to this hostname.

35 sites linked to from this hostname.

Threat posture

History

Mail and authentication

SPF policy

2 SPF mechanisms authorising senders for serverbook.cz.

MechanismTarget
SPF_Aserverbook.cz
SPF_MXserverbook.cz

Related pages

Pivot deeper into the graph from serverbook.cz.

Cypher and MCP

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

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