Hostname
crdcn.ca
Last fetched
crdcn.ca resolves to 1 IPv4 address operated by MCMASTER - McMaster University in CA. WHOIS lists registrar:tucows.com co. as the registrar.
Nutrition Label
Resolution chain
crdcn.ca resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 130.113.213.84 | 130.113.0.0/16 | AS23237 | MCMASTER - McMaster University | CA |
WHOIS identity
- Registrar
- registrar:tucows.com co.
- Organization
- canadian research data centre network
- Contact emails
Subdomains
3 observed subdomains of crdcn.ca.
Web-graph footprint
Distinct hostnames that link to or from crdcn.ca in the public web crawl.
108 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
2 SPF mechanisms authorising senders for crdcn.ca.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | crdcn-filer.crdcn.ca |
| SPF_INCLUDE | spf.protection.outlook.com |
Related pages
Pivot deeper into the graph from crdcn.ca.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "crdcn.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.