Hostname

das.cz

Last fetched Tue, 30 Jun 2026 04:58:41 GMT

das.cz resolves to 1 IPv4 address operated by AS5610 in CZ. WHOIS lists registrar:reg-active24 as the registrar.

Nutrition Label

Resolution chain

das.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
194.228.65.143	194.228.0.0/17	AS5610	—	CZ

WHOIS identity

Registrar: registrar:reg-active24
Organization: d.a.s. rechtsschutz ag, pobočka pro čr
Contact emails: —

Subdomains

28 observed subdomains of das.cz.

Subdomain
adfs.das.cz
backup.das.cz
care.das.cz
crm.das.cz
data-box.das.cz
databox.das.cz
daten-box.das.cz
education.das.cz
elearning-test.das.cz
elearning.das.cz
extranet.das.cz
firewall.das.cz
ftp.das.cz
gateway.das.cz
gp.das.cz
intranet.das.cz
jira.das.cz
kampan.das.cz
kampane.das.cz
mail.das.cz
muj.das.cz
online.das.cz
pobs.das.cz
pozadavky.das.cz
sales.das.cz

Showing 25 of 28. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from das.cz in the public web crawl.

134 sites link to this hostname.

30 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

das-cz.mail.protection.outlook.com

SPF policy

6 SPF mechanisms authorising senders for das.cz.

Mechanism	Target
SPF_INCLUDE	promails.cz
SPF_INCLUDE	spf.mailjet.com
SPF_INCLUDE	spf.protection.outlook.com
SPF_IP	194.228.65.128/27
SPF_IP	80.188.61.144/28
SPF_MX	das.cz

Pivot deeper into the graph from das.cz.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "das.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 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.