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Hostname

upf.br

Last fetched

upf.br resolves to 1 IPv4 address operated by MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation in BR.

Nutrition Label

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

Resolution chain

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

IPPrefixASNOperatorCountry
20.157.222.4220.157.222.0/24AS8069MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft CorporationBR
20.157.222.4220.157.222.0/24AS8069MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft CorporationBR

WHOIS identity

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Subdomains

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Web-graph footprint

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

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

7 SPF mechanisms authorising senders for upf.br.

MechanismTarget
SPF_INCLUDE_spf.elasticemail.com
SPF_INCLUDE_spf.google.com
SPF_INCLUDEservers.mcsv.net
SPF_INCLUDEupflink.upf.br
SPF_INCLUDEupfspf.upf.br
SPF_IP138.128.188.74
SPF_IP177.67.253.0/24

Related pages

Pivot deeper into the graph from upf.br.

Cypher and MCP

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

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