Hostname

mcdb.ca

Last fetched Thu, 21 May 2026 23:40:36 GMT

mcdb.ca resolves to 1 IPv4 address operated by OVH in CA. WHOIS lists registrar:netfirms, ltd as the registrar.

Nutrition Label

Resolution chain

mcdb.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
51.222.154.191	51.222.0.0/16	AS16276	OVH	CA

WHOIS identity

Registrar: registrar:netfirms, ltd
Organization: —
Contact emails: —

Subdomains

4 observed subdomains of mcdb.ca.

Subdomain
mx.mcdb.ca
www.mcdb.ca
wildcard.mcdb.ca
staging.mcdb.ca

Web-graph footprint

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

14 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mx.mcdb.ca

SPF policy

1 SPF mechanism authorising senders for mcdb.ca.

Mechanism	Target
SPF_IP	66.96.128.0/18

Pivot deeper into the graph from mcdb.ca.

Cypher and MCP

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

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