Hostname
xb1.cz
Last fetched
xb1.cz resolves to 1 IPv4 address operated by O2-CZECH-REPUBLIC - O2 Czech Republic, a.s. in CZ.
Nutrition Label
Resolution chain
xb1.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 |
|---|---|---|---|---|
| 80.188.16.112 | 80.188.0.0/17 | AS5610 | O2-CZECH-REPUBLIC - O2 Czech Republic, a.s. | CZ |
WHOIS identity
No WHOIS records are currently associated with xb1.cz in WhisperGraph.
Subdomains
1 observed subdomain of xb1.cz.
| Subdomain |
|---|
| www.xb1.cz |
Web-graph footprint
Distinct hostnames that link to or from xb1.cz in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
3 SPF mechanisms authorising senders for xb1.cz.
| Mechanism | Target |
|---|---|
| SPF_A | xb1.cz |
| SPF_INCLUDE | spfcustomers.xb-1.cz |
| SPF_MX | xb1.cz |
Related pages
Pivot deeper into the graph from xb1.cz.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "xb1.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.