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Hostname

duffy.com

Last fetched

duffy.com resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:146 as the registrar.

Nutrition Label

WHISPER CANON · duffy.comRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/duffy.com

Resolution chain

duffy.com resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.28.209104.21.16.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.147.150172.67.144.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
iana:146
Organization
perfect privacy,
Contact emails

Subdomains

5 observed subdomains of duffy.com.

Subdomain
api.duffy.com
www.duffy.com
vpn.duffy.com
mail2.duffy.com
mail.duffy.com

Web-graph footprint

Distinct hostnames that link to or from duffy.com in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for duffy.com.

MechanismTarget
SPF_INCLUDE_spf.google.com
SPF_INCLUDE_spf_uswest2.prod.hydra.sophos.com
SPF_INCLUDEservers.mcsv.net

Related pages

Pivot deeper into the graph from duffy.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "duffy.com"})-[: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.