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Hostname

mail.expressopb.com.br

Last fetched

mail.expressopb.com.br resolves to 1 IPv4 address operated by AS16276 in BR.

Nutrition Label

WHISPER CANON · mail.expressopb.com.brRouting diversity1.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.6/10canon.whisper.security/host/mail.expressopb.com.br

Resolution chain

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

IPPrefixASNOperatorCountry
51.79.104.21051.79.0.0/17AS16276—BR

WHOIS identity

No WHOIS records are currently associated with mail.expressopb.com.br in WhisperGraph.

Threat posture

History

Mail and authentication

MX records

SPF policy

8 SPF mechanisms authorising senders for mail.expressopb.com.br.

MechanismTarget
SPF_Amail.expressopb.com.br
SPF_IP149.56.121.64
SPF_IP149.56.148.2
SPF_IP15.235.35.184
SPF_IP192.99.250.120
SPF_IP51.161.73.16
SPF_IP51.79.104.210
SPF_MXmail.expressopb.com.br

Related pages

Pivot deeper into the graph from mail.expressopb.com.br.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "mail.expressopb.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.