Hostname

ceslet.cz

Last fetched Tue, 04 Aug 2026 14:22:02 GMT

ceslet.cz resolves to 1 IPv4 address operated by ACTIVE24-AS - ACTIVE 24, s.r.o. in CZ. WHOIS lists registrar:reg-webglobe as the registrar.

Nutrition Label

Resolution chain

ceslet.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
31.15.10.14	31.15.8.0/21	AS25234	ACTIVE24-AS - ACTIVE 24, s.r.o.	CZ

WHOIS identity

Registrar: registrar:reg-webglobe
Organization: ce industries a.s.
Contact emails: —

Subdomains

3 observed subdomains of ceslet.cz.

Subdomain
autodiscover.ceslet.cz
email.ceslet.cz
www.ceslet.cz

Web-graph footprint

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

33 sites link to this hostname.

12 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 ceslet.cz.

Mechanism	Target
SPF_INCLUDE	spf.protection.outlook.com
SPF_MX	ceslet.cz

Pivot deeper into the graph from ceslet.cz.

Cypher and MCP

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

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