Hostname

exfos.cz

Last fetched Wed, 05 Aug 2026 11:27:25 GMT

exfos.cz resolves to 1 IPv4 address operated by WEDOS - WEDOS Internet, a.s. in CZ. WHOIS lists registrar:reg-wedos as the registrar.

Nutrition Label

Resolution chain

exfos.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
46.28.106.58	46.28.104.0/21	AS197019	WEDOS - WEDOS Internet, a.s.	CZ

WHOIS identity

Registrar: registrar:reg-wedos
Organization: ing. albert bradac, ph.d.
Contact emails: —

Subdomains

1 observed subdomain of exfos.cz.

Subdomain
www.exfos.cz

Web-graph footprint

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

10 sites link to this hostname.

299 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for exfos.cz.

Mechanism	Target
SPF_A	exfos.cz
SPF_INCLUDE	_spf.we.wedos.net
SPF_MX	exfos.cz

Pivot deeper into the graph from exfos.cz.

Cypher and MCP

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

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