Hostname

cotel.cz

Last fetched Thu, 30 Jul 2026 13:43:29 GMT

cotel.cz resolves to 1 IPv4 address operated by AS204666 in CZ. WHOIS lists registrar:reg-internet-cz as the registrar.

Nutrition Label

Resolution chain

cotel.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
5.59.102.14	5.59.102.0/23	AS204666	—	CZ
5.59.102.14	5.59.102.0/23	AS204666	—	CZ

WHOIS identity

Registrar: registrar:reg-internet-cz
Organization: bt media invest s.r.o.
Contact emails: —

Subdomains

3 observed subdomains of cotel.cz.

Subdomain
mail.cotel.cz
sip2.cotel.cz
www.cotel.cz

Threat posture

History

Mail and authentication

MX records

mail.cotel.cz

SPF policy

2 SPF mechanisms authorising senders for cotel.cz.

Mechanism	Target
SPF_A	cotel.cz
SPF_MX	cotel.cz

Pivot deeper into the graph from cotel.cz.

Cypher and MCP

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

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