Hostname

7f.cz

Last fetched Mon, 06 Jul 2026 13:34:50 GMT

7f.cz resolves to 2 IPv4 addresses operated by AS197019 in CZ. WHOIS lists registrar:reg-gransy as the registrar.

Nutrition Label

Resolution chain

7f.cz resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
31.31.73.146	31.31.136.0/21	AS197019	—	CZ
46.224.53.213	46.226.34.0/24	AS24940	—	DE

WHOIS identity

Registrar: registrar:reg-gransy
Organization: 7finance s.r.o.
Contact emails: —

Subdomains

26 observed subdomains of 7f.cz.

Subdomain
admin.7f.cz
api.7f.cz
app.7f.cz
backend.7f.cz
cc.7f.cz
cm.7f.cz
console.7f.cz
cron.7f.cz
honza.7f.cz
iframe-test.7f.cz
iframe.7f.cz
michael.7f.cz
projects.7f.cz
s1.7f.cz
static.7f.cz
wildcard.7f.cz
www.7f.cz

Showing 17 of 26. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from 7f.cz in the public web crawl.

1 site linked to from this hostname.

Sample outbound links

7finance.com

Threat posture

History

Mail and authentication

MX records

Pivot deeper into the graph from 7f.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "7f.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.