Hostname

evt.cz

Last fetched Fri, 03 Jul 2026 02:35:17 GMT

evt.cz resolves to 2 IPv4 addresses operated by AS51013 in SK. WHOIS lists registrar:reg-active24 as the registrar.

Nutrition Label

Resolution chain

evt.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
37.9.175.212	37.9.175.0/24	AS51013	—	SK
81.95.96.231	81.95.96.0/20	AS25234	—	CZ

WHOIS identity

Registrar: registrar:reg-active24
Organization: evt svitavy s.r.o.
Contact emails: —

Subdomains

8 observed subdomains of evt.cz.

Subdomain
autodiscover.evt.cz
mailin1.evt.cz
mailin2.evt.cz
ploty.evt.cz
vrata.evt.cz
www.evt.cz

Showing 6 of 8. View all subdomains →

Web-graph footprint

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

15 sites link to this hostname.

10 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for evt.cz.

Mechanism	Target
SPF_INCLUDE	_spf.m1.websupport.sk
SPF_INCLUDE	spf.active24.com

Pivot deeper into the graph from evt.cz.

Cypher and MCP

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

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