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Hostname

crtrsc.com.br

Last fetched

crtrsc.com.br resolves to 1 IPv4 address operated by AS27715 in BR.

Nutrition Label

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

Resolution chain

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

IPPrefixASNOperatorCountry
191.252.51.23191.252.51.0/24AS27715—BR

WHOIS identity

Registrar
—
Organization
cons regional de tecnicos em radiologia de sc
Contact emails

Subdomains

1 observed subdomain of crtrsc.com.br.

Subdomain
www.crtrsc.com.br

Web-graph footprint

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

55 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 crtrsc.com.br.

MechanismTarget
SPF_INCLUDE_spf.locaweb.com.br

Related pages

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

Cypher and MCP

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

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