Hostname
certas.ca
Last fetched
certas.ca resolves to 4 IPv4 addresses operated by AS20940 in US. WHOIS lists iana:5000040 as the registrar.
Nutrition Label
Resolution chain
certas.ca resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 23.211.139.202 | 23.211.139.0/24 | AS20940 | — | US |
| 23.211.139.205 | 23.211.139.0/24 | AS20940 | — | US |
| 23.223.245.45 | 23.223.245.0/24 | AS20940 | — | IN |
| 23.223.245.55 | 23.223.245.0/24 | AS20940 | — | IN |
WHOIS identity
- Registrar
- iana:5000040
- Organization
- mouvement desjardins coop
- Contact emails
- —
Subdomains
1 observed subdomain of certas.ca.
| Subdomain |
|---|
| www.certas.ca |
Web-graph footprint
Distinct hostnames that link to or from certas.ca in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
5 SPF mechanisms authorising senders for certas.ca.
| Mechanism | Target |
|---|---|
| SPF_EXISTS | %{i}.spf.certas.ca |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 142.195.189.129 |
| SPF_IP | 142.195.189.150 |
| SPF_IP | 142.195.25.150 |
Related pages
Pivot deeper into the graph from certas.ca.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "certas.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.