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Hostname

grca.on.ca

Last fetched

grca.on.ca is a registered hostname under the .ca top-level domain. Live infrastructure data is temporarily unavailable; refresh in a moment.

Nutrition Label

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

Resolution chain

Resolution chain data is temporarily unavailable. Refresh in a moment to retry.

WHOIS identity

No WHOIS records are currently associated with grca.on.ca in WhisperGraph.

Subdomains

2 observed subdomains of grca.on.ca.

Subdomain
maps.grca.on.ca
www.grca.on.ca

Web-graph footprint

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

118 sites link to this hostname.

115 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

7 SPF mechanisms authorising senders for grca.on.ca.

MechanismTarget
SPF_Agrca.on.ca
SPF_Arelay.eagle.ca
SPF_Ashop.ganaraskaconservation.ca
SPF_INCLUDEspf.constantcontact.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP31.3.110.158
SPF_MXgrca.on.ca

Related pages

Pivot deeper into the graph from grca.on.ca.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "grca.on.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.