Hostname

web-one.cz

Last fetched Thu, 23 Jul 2026 23:22:46 GMT

web-one.cz resolves to 1 IPv4 address operated by AS50599 in PL. WHOIS lists registrar:reg-keysystems as the registrar.

Nutrition Label

Resolution chain

web-one.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
188.210.222.87	188.210.220.0/22	AS50599	—	PL

WHOIS identity

Registrar: registrar:reg-keysystems
Organization: katarzyna iwanich
Contact emails: —

Subdomains

2 observed subdomains of web-one.cz.

Subdomain
mail.web-one.cz
www.web-one.cz

Web-graph footprint

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

8 sites link to this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

mail.web-one.cz

SPF policy

1 SPF mechanism authorising senders for web-one.cz.

Mechanism	Target
SPF_REDIRECT	_spf-h27.microhost.pl

Pivot deeper into the graph from web-one.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "web-one.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.