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Hostname

fserb.com.br

Last fetched

fserb.com.br resolves to 1 IPv4 address operated by AS63949 in CA.

Nutrition Label

WHISPER CANON · fserb.com.brRouting diversity1.5/10Peering density4.6/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint5.2/10canon.whisper.security/host/fserb.com.br

Resolution chain

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

IPPrefixASNOperatorCountry
172.105.104.112172.105.96.0/20AS63949—CA

WHOIS identity

Registrar
—
Organization
naus de paraty ltda. - me
Contact emails

Subdomains

1 observed subdomain of fserb.com.br.

Subdomain
www.fserb.com.br

Web-graph footprint

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

17 sites link to this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

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

MechanismTarget
SPF_INCLUDEnetblocks.dreamhost.com
SPF_INCLUDErelay.mailchannels.net
SPF_MXfserb.com.br

Related pages

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

Cypher and MCP

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

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