Hostname
langmaster.cz
Last fetched
langmaster.cz resolves to 1 IPv4 address operated by AS29208 in CZ. WHOIS lists registrar:reg-active24 as the registrar.
Nutrition Label
Resolution chain
langmaster.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 |
|---|---|---|---|---|
| 82.100.47.253 | 82.100.0.0/18 | AS29208 | — | CZ |
WHOIS identity
- Registrar
- registrar:reg-active24
- Organization
- langmaster group, s.r.o.
- Contact emails
Subdomains
18 observed subdomains of langmaster.cz.
Showing 17 of 18. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from langmaster.cz in the public web crawl.
29 sites link to this hostname.
29 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
9 SPF mechanisms authorising senders for langmaster.cz.
| Mechanism | Target |
|---|---|
| SPF_A | langmaster.cz |
| SPF_A | mail.langmaster.com |
| SPF_A | mail.starlab.cz |
| SPF_A | mail6.starlab.cz |
| SPF_A | spf.protection.outlook.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 159.69.131.245 |
| SPF_IP | 159.69.134.197 |
| SPF_MX | langmaster.cz |
Related pages
Pivot deeper into the graph from langmaster.cz.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "langmaster.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.