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Hostname

koster.sk

Last fetched

koster.sk resolves to 1 IPv4 address operated by AS42730 in DE. WHOIS lists registrar:exo technologies spol. s r.o. as the registrar.

Nutrition Label

WHISPER CANON · koster.skRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint4.0/10canon.whisper.security/host/koster.sk

Resolution chain

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

IPPrefixASNOperatorCountry
178.254.18.47178.254.0.0/19AS42730DE

WHOIS identity

Registrar
registrar:exo technologies spol. s r.o.
Organization
san-injekt s.r.o.
Contact emails

Subdomains

5 observed subdomains of koster.sk.

Web-graph footprint

Distinct hostnames that link to or from koster.sk in the public web crawl.

35 sites link to this hostname.

Threat posture

History

Mail and authentication

SPF policy

3 SPF mechanisms authorising senders for koster.sk.

MechanismTarget
SPF_Akoster.sk
SPF_INCLUDE_spf.m1.websupport.sk
SPF_MXkoster.sk

Related pages

Pivot deeper into the graph from koster.sk.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "koster.sk"})-[: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.