Hostname
kpostrava.cz
Last fetched
kpostrava.cz resolves to 1 IPv4 address operated by AS39817 in CZ.
Nutrition Label
Resolution chain
kpostrava.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 |
|---|---|---|---|---|
| 81.91.223.3 | 81.91.208.0/20 | AS39817 | — | CZ |
WHOIS identity
No WHOIS records are currently associated with kpostrava.cz in WhisperGraph.
Subdomains
1 observed subdomain of kpostrava.cz.
| Subdomain |
|---|
| www.kpostrava.cz |
Web-graph footprint
Distinct hostnames that link to or from kpostrava.cz in the public web crawl.
33 sites link to this hostname.
112 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
4 SPF mechanisms authorising senders for kpostrava.cz.
| Mechanism | Target |
|---|---|
| SPF_IP | 81.91.222.147 |
| SPF_IP | 81.91.223.5 |
| SPF_IP | 81.91.223.8 |
| SPF_MX | kpostrava.cz |
Related pages
Pivot deeper into the graph from kpostrava.cz.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "kpostrava.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.