Hostname
obec.cz
Last fetched
obec.cz resolves to 1 IPv4 address operated by OptoNet-AS - OptoNet Communication, spol. s.r.o. in CZ. WHOIS lists registrar:reg-internet-cz as the registrar.
Nutrition Label
Resolution chain
obec.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 |
|---|---|---|---|---|
| 78.156.158.81 | 78.156.128.0/19 | AS43542 | OptoNet-AS - OptoNet Communication, spol. s.r.o. | CZ |
WHOIS identity
- Registrar
- registrar:reg-internet-cz
- Organization
- webhouse, s.r.o.
- Contact emails
- —
Subdomains
229 observed subdomains of obec.cz.
Showing 25 of 229. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from obec.cz in the public web crawl.
54 sites link to this hostname.
10 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
4 SPF mechanisms authorising senders for obec.cz.
| Mechanism | Target |
|---|---|
| SPF_A | obec.cz |
| SPF_INCLUDE | _spf.vshosting.cloud |
| SPF_INCLUDE | _spf.webhouse.cz |
| SPF_MX | obec.cz |
Related pages
Pivot deeper into the graph from obec.cz.
- IP · 78.156.158.81
- ASN · AS43542OptoNet-AS - OptoNet Communication, spol. s.r.o.
- Registrar · registrar:reg-internet-cz
- Country · CZ
- TLD · .cz
- Browse hostnames · ob…
- Glossary · What is a hostname?
- Whisper Internet Directory — home
- Live MOAS conflicts feed
- Threat feed · Spamhaus DROP
- United States internet infrastructure
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "obec.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.