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Hostname

nucleo.org.br

Last fetched

nucleo.org.br resolves to 1 IPv4 address operated by AS63949 in US.

Nutrition Label

WHISPER CANON · nucleo.org.brRouting diversity1.5/10Peering density4.8/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint4.0/10canon.whisper.security/host/nucleo.org.br

Resolution chain

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

IPPrefixASNOperatorCountry
45.79.6.1545.79.0.0/21AS63949—US

WHOIS identity

Registrar
—
Organization
n?cleo de estudos e pesquisas
Contact emails

Subdomains

1 observed subdomain of nucleo.org.br.

Subdomain
www.nucleo.org.br

Web-graph footprint

Distinct hostnames that link to or from nucleo.org.br in the public web crawl.

11 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for nucleo.org.br.

MechanismTarget
SPF_INCLUDE_spf.locaweb.com.br

Related pages

Pivot deeper into the graph from nucleo.org.br.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "nucleo.org.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.