Hostname

rupik.cz

Last fetched Tue, 30 Jun 2026 14:21:30 GMT

rupik.cz resolves to 1 IPv4 address operated by AS34222 in CZ. WHOIS lists registrar:reg-zoner as the registrar.

Nutrition Label

Resolution chain

rupik.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
37.46.209.111	37.46.208.0/21	AS34222	—	CZ

WHOIS identity

Registrar: registrar:reg-zoner
Organization: rűpik s.r.o.
Contact emails: —

Subdomains

5 observed subdomains of rupik.cz.

Subdomain
datashare.rupik.cz
office.rupik.cz
webmail.rupik.cz
wol.rupik.cz
www.rupik.cz

Web-graph footprint

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

4 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.picabo.cz

SPF policy

7 SPF mechanisms authorising senders for rupik.cz.

Mechanism	Target
SPF_A	rupik.cz
SPF_IP	195.39.107.14
SPF_IP	77.93.209.252
SPF_IP	77.93.209.253
SPF_IP	81.31.47.167
SPF_IP	84.242.81.18
SPF_MX	rupik.cz

Pivot deeper into the graph from rupik.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "rupik.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.