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Hostname

sdn.cz

Last fetched

sdn.cz resolves to 77.75.77.195, announced in 77.75.76.0/23 by SEZNAM-CZ - SEZNAM-CZ in CZ. sdn.cz is not listed on any threat feed indexed by WhisperGraph; reconciled level NONE.

Threat posture

0threat score (procedure-native scale)

NONE

No threats observed.

Threat feeds listing this
0
Verdict coverage
known-clean

Nutrition Label

WHISPER CANON · sdn.czRouting diversity1.5/10Peering density5.3/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint8.0/10canon.whisper.security/host/sdn.cz

Resolution chain

IPv6 resolution

Attribution

seznam cz

ORIGIN_AS

WHOIS identity

Registrar
registrar:reg-seznam
Registrant organisation
seznam.cz, a.s.

Subdomains

Subdomain
api.sdn.cz
d105-a.sdn.cz
d106-a.sdn.cz
d107-a.sdn.cz
d11-a.sdn.cz
d115-a.sdn.cz
d116-a.sdn.cz
d120-a.sdn.cz
d121-a.sdn.cz
d131-a.sdn.cz
d137-a.sdn.cz
d15-a.sdn.cz

Showing 12 of 88. View all subdomains →

Mail and authentication

Nameservers

  • ams.seznam.cz
  • ans.seznam.cz
  • a.root-servers.net
  • b.root-servers.net
  • c.root-servers.net
  • d.root-servers.net
  • e.root-servers.net
  • f.root-servers.net
  • g.root-servers.net
  • h.root-servers.net
  • i.root-servers.net
  • j.root-servers.net
  • k.root-servers.net
  • l.root-servers.net
  • m.root-servers.net

Threat-feed evidence

History

Related pages

Pivot from sdn.cz into the addresses, networks and registries it depends on.

Cypher and MCP

Reproduce this hostname's resolution chain against graph.whisper.security:

MATCH (h:HOSTNAME {name: "sdn.cz"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)-[:ROUTES]->(a:ASN)
OPTIONAL MATCH (a)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, a.name AS asn, n.name AS network
LIMIT 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.