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Hostname

sub.cz

Last fetched

sub.cz resolves to 1 IPv4 address operated by GOOGLE-2 - Google LLC in NL. WHOIS lists registrar:reg-zoner as the registrar.

Nutrition Label

WHISPER CANON · sub.czRouting diversity1.5/10Peering density5.3/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint4.0/10canon.whisper.security/host/sub.cz

Resolution chain

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

IPPrefixASNOperatorCountry
35.214.221.20635.214.128.0/17AS19527GOOGLE-2 - Google LLCNL

WHOIS identity

Registrar
registrar:reg-zoner
Organization
slovácké strojírny, a.s.
Contact emails
—

Subdomains

10 observed subdomains of sub.cz.

Subdomain
isophos.sub.cz
mobile2013.sub.cz
ms.sub.cz
nextcloud.sub.cz
owa2013.sub.cz
remote.sub.cz
remote2013.sub.cz
sophos.sub.cz
staging2.sub.cz
www.sub.cz

Web-graph footprint

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

48 sites link to this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for sub.cz.

MechanismTarget
SPF_IP31.177.30.240/28
SPF_IP94.125.219.0/29
SPF_IP94.125.220.96/28

Related pages

Pivot deeper into the graph from sub.cz.

Cypher and MCP

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

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