Hostname

erton.cz

Last fetched Mon, 27 Jul 2026 14:17:42 GMT

erton.cz resolves to 2 IPv4 addresses operated by AS24971 in CZ. WHOIS lists registrar:reg-internet-cz as the registrar.

Nutrition Label

Resolution chain

erton.cz resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
77.93.192.131	77.93.192.0/19	AS24971	—	CZ
80.79.31.194	80.79.16.0/20	AS24971	—	CZ

WHOIS identity

Registrar: registrar:reg-internet-cz
Organization: tomáš nedorost
Contact emails: —

Subdomains

1 observed subdomain of erton.cz.

Subdomain
www.erton.cz

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for erton.cz.

Mechanism	Target
SPF_INCLUDE	spf.seznam.cz

Pivot deeper into the graph from erton.cz.

Cypher and MCP

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

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