Hostname
circa.openum.ca
Last fetched
circa.openum.ca resolves to 1 IPv4 address operated by AMAZON-02 - Amazon.com, Inc. in CA.
Nutrition Label
Resolution chain
circa.openum.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 |
|---|---|---|---|---|
| 35.183.143.156 | 35.182.0.0/15 | AS16509 | AMAZON-02 - Amazon.com, Inc. | CA |
WHOIS identity
No WHOIS records are currently associated with circa.openum.ca in WhisperGraph.
Web-graph footprint
Distinct hostnames that link to or from circa.openum.ca in the public web crawl.
24 sites link to this hostname.
Threat posture
History
Mail and authentication
MX records
SPF policy
1 SPF mechanism authorising senders for circa.openum.ca.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | spf.protection.outlook.com |
Related pages
Pivot deeper into the graph from circa.openum.ca.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "circa.openum.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.