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Hostname

sd20.bc.ca

Last fetched

sd20.bc.ca resolves to 4 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA.

Nutrition Label

WHISPER CANON · sd20.bc.caRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/sd20.bc.ca

Resolution chain

sd20.bc.ca resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.16.158.133104.16.144.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
104.16.159.133104.16.144.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
104.18.189.233104.18.176.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
104.18.190.233104.18.176.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

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Subdomains

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Web-graph footprint

Distinct hostnames that link to or from sd20.bc.ca in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

6 SPF mechanisms authorising senders for sd20.bc.ca.

MechanismTarget
SPF_INCLUDEcustomerspf.schoolmessenger.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP142.26.137.28
SPF_IP142.26.137.3
SPF_IP142.26.137.44
SPF_IP142.26.137.5

Related pages

Pivot deeper into the graph from sd20.bc.ca.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "sd20.bc.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.