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Hostname

22.cz

Last fetched

22.cz resolves to 1 IPv4 address operated by AS51013 in SK. WHOIS lists registrar:reg-gransy as the registrar.

Nutrition Label

WHISPER CANON · 22.czRouting diversity1.5/10Peering density3.6/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint4.0/10canon.whisper.security/host/22.cz

Resolution chain

22.cz resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
37.9.175.16337.9.175.0/24AS51013—SK

WHOIS identity

Registrar
registrar:reg-gransy
Organization
dvaadvacitka s.r.o.
Contact emails

Subdomains

3 observed subdomains of 22.cz.

Subdomain
mailin1.22.cz
mailin2.22.cz
www.22.cz

Web-graph footprint

Distinct hostnames that link to or from 22.cz in the public web crawl.

15 sites link to this hostname.

27 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 22.cz.

MechanismTarget
SPF_A22.cz
SPF_INCLUDE_spf.m1.websupport.sk
SPF_MX22.cz

Related pages

Pivot deeper into the graph from 22.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "22.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.