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Hostname

cal.com.br

Last fetched

cal.com.br resolves to 1 IPv4 address operated by AS16276 in ES. WHOIS lists registrar:locaweb (2) as the registrar.

Nutrition Label

WHISPER CANON · cal.com.brRouting diversity1.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint8.0/10canon.whisper.security/host/cal.com.br

Resolution chain

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

IPPrefixASNOperatorCountry
188.165.135.176188.165.0.0/16AS16276—ES

WHOIS identity

Registrar
registrar:locaweb (2)
Organization
cal - oficina de forma??o teatral ltda
Contact emails

Subdomains

3 observed subdomains of cal.com.br.

Subdomain
cal.cal.com.br
mais.cal.com.br
www.cal.com.br

Web-graph footprint

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

29 sites link to this hostname.

29 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

7 SPF mechanisms authorising senders for cal.com.br.

MechanismTarget
SPF_Acal.com.br
SPF_INCLUDE_spf.emailmkt.correio.ws
SPF_INCLUDE_spf.locaweb.com.br
SPF_INCLUDE_spf.rdstation.com.br
SPF_INCLUDEsendgrid.net
SPF_INCLUDEspf.develoop.net
SPF_MXcal.com.br

Related pages

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

Cypher and MCP

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

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