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Hostname

3group.cz

Last fetched

3group.cz appears in WhisperGraph with partial WHOIS records but no current public IPv4 resolution.

Nutrition Label

WHISPER CANON · 3group.czRouting diversity0.0/10Peering density0.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.0/10canon.whisper.security/host/3group.cz

Resolution chain

3group.cz has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

No WHOIS records are currently associated with 3group.cz in WhisperGraph.

Subdomains

4 observed subdomains of 3group.cz.

Subdomain
dev.3group.cz
dsl.3group.cz
srv.3group.cz
www.3group.cz

Web-graph footprint

Distinct hostnames that link to or from 3group.cz in the public web crawl.

146 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

6 SPF mechanisms authorising senders for 3group.cz.

MechanismTarget
SPF_A3group.cz
SPF_IP78.44.61.38
SPF_IP80.250.30.178
SPF_IP81.19.8.132
SPF_IP84.42.160.157
SPF_MX3group.cz

Related pages

Pivot deeper into the graph from 3group.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "3group.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.