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Hostname

certcor.com.br

Last fetched

certcor.com.br resolves to 1 IPv4 address operated by CLARO S.A. in BR.

Nutrition Label

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

Resolution chain

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

IPPrefixASNOperatorCountry
200.245.83.25200.245.0.0/16AS4230CLARO S.A.BR

WHOIS identity

Registrar
—
Organization
luis francisco cirillo
Contact emails

Subdomains

1 observed subdomain of certcor.com.br.

Subdomain
www.certcor.com.br

Web-graph footprint

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

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

4 SPF mechanisms authorising senders for certcor.com.br.

MechanismTarget
SPF_Amx.cebinet.com.br
SPF_Amx2.cebinet.com.br
SPF_Amx3.cebinet.com.br
SPF_Apop.cebinet.com.br

Related pages

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

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "certcor.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.