Hostname
opos.cz
Last fetched
opos.cz resolves to 1 IPv4 address operated by AS24940 in DE.
Nutrition Label
Resolution chain
opos.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 |
|---|---|---|---|---|
| 88.99.5.254 | 88.99.0.0/16 | AS24940 | — | DE |
WHOIS identity
No WHOIS records are currently associated with opos.cz in WhisperGraph.
Subdomains
2 observed subdomains of opos.cz.
| Subdomain |
|---|
| mail.opos.cz |
| www.opos.cz |
Threat posture
History
Mail and authentication
MX records
SPF policy
5 SPF mechanisms authorising senders for opos.cz.
| Mechanism | Target |
|---|---|
| SPF_A | mail.opos.cz |
| SPF_IP | 88.99.5.221 |
| SPF_IP | 88.99.5.252 |
| SPF_IP | 88.99.5.254 |
| SPF_MX | opos.cz |
Related pages
Pivot deeper into the graph from opos.cz.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "opos.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.