Hostname
birs.ca
Last fetched
birs.ca resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists registrar:grape inc. as the registrar.
Nutrition Label
Resolution chain
birs.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 |
|---|---|---|---|---|
| 104.21.73.220 | 104.21.64.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 172.67.150.86 | 172.67.144.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
WHOIS identity
- Registrar
- registrar:grape inc.
- Organization
- banff international research station
- Contact emails
- —
Subdomains
66 observed subdomains of birs.ca.
Showing 25 of 66. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from birs.ca in the public web crawl.
996 sites link to this hostname.
Threat posture
History
Mail and authentication
MX records
SPF policy
5 SPF mechanisms authorising senders for birs.ca.
| Mechanism | Target |
|---|---|
| SPF_A | birs.ca |
| SPF_A | wheeler.birs.ca |
| SPF_INCLUDE | mailgun.org |
| SPF_INCLUDE | spf.mandrillapp.com |
| SPF_MX | birs.ca |
Related pages
Pivot deeper into the graph from birs.ca.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "birs.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.