Skip to content

Hostname

knucklehead.com.br

Last fetched

knucklehead.com.br resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA.

Nutrition Label

WHISPER CANON · knucklehead.com.brRouting diversity2.4/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint3.2/10canon.whisper.security/host/knucklehead.com.br

Resolution chain

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

IPPrefixASNOperatorCountry
104.21.44.170104.21.32.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.201.152172.67.192.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
—
Organization
emilio antoniuk neto
Contact emails

Subdomains

4 observed subdomains of knucklehead.com.br.

Subdomain
1982377e2b15.knucklehead.com.br
www.knucklehead.com.br
mail.knucklehead.com.br

Showing 3 of 4. View all subdomains →

Web-graph footprint

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

78 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for knucklehead.com.br.

MechanismTarget
SPF_Aknucklehead.com.br
SPF_INCLUDEwebsitewelcome.com
SPF_MXknucklehead.com.br

Related pages

Pivot deeper into the graph from knucklehead.com.br.

Cypher and MCP

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

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