Hostname

cqs.cz

Last fetched Mon, 01 Jun 2026 11:25:36 GMT

cqs.cz resolves to 1 IPv4 address operated by AS15685 in CZ. WHOIS lists registrar:reg-media4web as the registrar.

Nutrition Label

Resolution chain

cqs.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
81.0.235.48	81.0.232.0/21	AS15685	—	CZ

WHOIS identity

Registrar: registrar:reg-media4web
Organization: cqs z.s.
Contact emails: —

Subdomains

5 observed subdomains of cqs.cz.

Subdomain
hermes.cqs.cz
int.cqs.cz
mail.cqs.cz
www.cqs.cz

Showing 4 of 5. View all subdomains →

Web-graph footprint

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

39 sites link to this hostname.

131 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 cqs.cz.

Mechanism	Target
SPF_A	mail.cqs.cz
SPF_IP	88.208.127.212

Pivot deeper into the graph from cqs.cz.

Cypher and MCP

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

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