Hostname
elsaco.cz
Last fetched
elsaco.cz resolves to 1 IPv4 address operated by MASTER-AS - MasterDC s.r.o. in CZ. WHOIS lists registrar:reg-internet-cz as the registrar.
Nutrition Label
Resolution chain
elsaco.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 |
|---|---|---|---|---|
| 83.167.244.202 | 83.167.224.0/19 | AS24971 | MASTER-AS - MasterDC s.r.o. | CZ |
WHOIS identity
- Registrar
- registrar:reg-internet-cz
- Organization
- jindrich franc
- Contact emails
- —
Subdomains
6 observed subdomains of elsaco.cz.
Web-graph footprint
Distinct hostnames that link to or from elsaco.cz in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
8 SPF mechanisms authorising senders for elsaco.cz.
| Mechanism | Target |
|---|---|
| SPF_A | elsaco.cz |
| SPF_A | post.jon.cz |
| SPF_A | postak.jon.cz |
| SPF_A | promos.cz |
| SPF_INCLUDE | _spf.svethostingu.cz |
| SPF_IP | 188.75.130.115 |
| SPF_IP | 83.167.244.186 |
| SPF_MX | elsaco.cz |
Related pages
Pivot deeper into the graph from elsaco.cz.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "elsaco.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.