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Hostname

fs.ca

Last fetched

fs.ca resolves to 2 IPv4 addresses operated by VIANET INC 5690 - Vianet Inc. in CA.

Nutrition Label

WHISPER CANON · fs.caRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/fs.ca

Resolution chain

fs.ca resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
209.91.128.141209.91.128.0/19AS5690VIANET INC 5690 - Vianet Inc.CA
209.91.128.142209.91.128.0/19AS5690VIANET INC 5690 - Vianet Inc.CA

WHOIS identity

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Subdomains

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Web-graph footprint

Distinct hostnames that link to or from fs.ca in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for fs.ca.

MechanismTarget
SPF_INCLUDE_spf.vianet.ca

Related pages

Pivot deeper into the graph from fs.ca.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "fs.ca"})-[: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.