Hostname
lightsource.ca
Last fetched
lightsource.ca resolves to 2 IPv4 addresses operated by USASK - University of Saskatchewan in CA. WHOIS lists registrar:tucows.com co. as the registrar.
Nutrition Label
Resolution chain
lightsource.ca resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 128.233.198.205 | 128.233.0.0/16 | AS22950 | USASK - University of Saskatchewan | CA |
| 128.233.203.107 | 128.233.0.0/16 | AS22950 | USASK - University of Saskatchewan | CA |
WHOIS identity
- Registrar
- registrar:tucows.com co.
- Organization
- canadian light source
- Contact emails
- —
Subdomains
46 observed subdomains of lightsource.ca.
Showing 25 of 46. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from lightsource.ca in the public web crawl.
463 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
7 SPF mechanisms authorising senders for lightsource.ca.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | email.prnewswire.com |
| SPF_INCLUDE | spf.mandrillapp.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 128.233.248.18 |
| SPF_IP | 128.233.248.19 |
| SPF_IP | 199.45.167.162 |
| SPF_IP | 199.45.167.163 |
Related pages
Pivot deeper into the graph from lightsource.ca.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "lightsource.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.