Hostname

tanzer.ca

Last fetched Wed, 29 Jul 2026 05:10:13 GMT

tanzer.ca has no current public IPv4 resolution in WhisperGraph; WHOIS lists registrar:tucows.com co. as the registrar.

Nutrition Label

Resolution chain

tanzer.ca has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar: registrar:tucows.com co.
Organization: —
Contact emails: —

Subdomains

3 observed subdomains of tanzer.ca.

Subdomain
mail.tanzer.ca
webmail.tanzer.ca
www.tanzer.ca

Web-graph footprint

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

9 sites linked to from this hostname.

Sample inbound links

iaapa.org

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.tanzer.ca

SPF policy

3 SPF mechanisms authorising senders for tanzer.ca.

Mechanism	Target
SPF_A	tanzer.ca
SPF_INCLUDE	spf.easyonnet.com
SPF_MX	tanzer.ca

Pivot deeper into the graph from tanzer.ca.

Cypher and MCP

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

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