Hostname

5p4d.cz

Last fetched Sun, 26 Jul 2026 22:59:12 GMT

5p4d.cz resolves to 1 IPv4 address operated by AS197019 in CZ. WHOIS lists registrar:reg-wedos as the registrar.

Nutrition Label

Resolution chain

5p4d.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
89.221.213.23	89.221.208.0/20	AS197019	—	CZ

WHOIS identity

Registrar: registrar:reg-wedos
Organization: burijan vít trčka
Contact emails: —

Subdomains

1 observed subdomain of 5p4d.cz.

Subdomain
www.5p4d.cz

Web-graph footprint

Distinct hostnames that link to or from 5p4d.cz in the public web crawl.

18 sites linked to from this hostname.

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

4 SPF mechanisms authorising senders for 5p4d.cz.

Mechanism	Target
SPF_A	5p4d.cz
SPF_INCLUDE	_spf.google.com
SPF_INCLUDE	_spf.we.wedos.net
SPF_MX	5p4d.cz

Pivot deeper into the graph from 5p4d.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "5p4d.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.