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Hostname

cfs.group

Last fetched

cfs.group resolves to 1 IPv4 address operated by AS131965 in JP. WHOIS lists iana:49 as the registrar.

Nutrition Label

WHISPER CANON · cfs.groupRouting diversity1.5/10Peering density3.1/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint5.2/10canon.whisper.security/host/cfs.group

Resolution chain

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

IPPrefixASNOperatorCountry
183.181.97.127183.181.96.0/23AS131965—JP

WHOIS identity

Registrar
iana:49
Organization
whois privacy protection service by onamae.com
Contact emails

Subdomains

3 observed subdomains of cfs.group.

Subdomain
mta-sts.cfs.group
oem.cfs.group
www.cfs.group

Web-graph footprint

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

36 sites link to this hostname.

16 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • cfs.group

SPF policy

4 SPF mechanisms authorising senders for cfs.group.

MechanismTarget
SPF_Acfs.group
SPF_Asv7126.xserver.jp
SPF_INCLUDEspf.sender.xserver.jp
SPF_MXcfs.group

Related pages

Pivot deeper into the graph from cfs.group.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "cfs.group"})-[: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.