Hostname
cerberos.cz
Last fetched
cerberos.cz resolves to 1 IPv4 address operated by ACTIVE24-AS - ACTIVE 24, s.r.o. in CZ. WHOIS lists registrar:reg-wedos as the registrar.
Nutrition Label
Resolution chain
cerberos.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 |
|---|---|---|---|---|
| 31.15.13.135 | 31.15.8.0/21 | AS25234 | ACTIVE24-AS - ACTIVE 24, s.r.o. | CZ |
WHOIS identity
- Registrar
- registrar:reg-wedos
- Organization
- cerberos s.r.o.
- Contact emails
- —
Subdomains
9 observed subdomains of cerberos.cz.
Web-graph footprint
Distinct hostnames that link to or from cerberos.cz in the public web crawl.
14 sites link to this hostname.
1 site linked to from this hostname.
Sample inbound links
Sample outbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
13 SPF mechanisms authorising senders for cerberos.cz.
| Mechanism | Target |
|---|---|
| SPF_A | dohled.cbsn.cz |
| SPF_A | dohled2.cbsn.cz |
| SPF_A | mx1.tlnt.cz |
| SPF_INCLUDE | cbsmail.cz |
| SPF_INCLUDE | servers.mcsv.net |
| SPF_INCLUDE | sparkpostmail.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_INCLUDE | spf.smartemailing.cz |
| SPF_IP | 185.115.181.221 |
| SPF_IP | 88.146.170.21 |
| SPF_IP | 88.146.170.31 |
| SPF_IP | 88.146.170.41 |
| SPF_IP | 88.146.170.66/32 |
Related pages
Pivot deeper into the graph from cerberos.cz.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "cerberos.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.