Hostname

psyon.cz

Last fetched Tue, 28 Jul 2026 15:27:24 GMT

psyon.cz resolves to 1 IPv4 address operated by AS197019 in CZ. WHOIS lists registrar:reg-wedos as the registrar.

Nutrition Label

Resolution chain

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

IP	Prefix	ASN	Operator	Country
89.221.213.26	89.221.208.0/20	AS197019	—	CZ

WHOIS identity

Registrar: registrar:reg-wedos
Organization: psychedelická klinika s.r.o.
Contact emails: —

Subdomains

3 observed subdomains of psyon.cz.

Subdomain
app.psyon.cz
klient.psyon.cz
www.psyon.cz

Web-graph footprint

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

121 sites link to this hostname.

117 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

smtp.google.com

SPF policy

5 SPF mechanisms authorising senders for psyon.cz.

Mechanism	Target
SPF_A	psyon.cz
SPF_INCLUDE	_spf.google.com
SPF_INCLUDE	spf.smartemailing.cz
SPF_IP	88.86.118.158/24
SPF_MX	psyon.cz

Pivot deeper into the graph from psyon.cz.

Cypher and MCP

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

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