Hostname
harvard.ca
Last fetched
harvard.ca resolves to 1 IPv4 address operated by SASKTEL - Saskatchewan Telecommunications in CA. WHOIS lists registrar:rebel.ca corp. as the registrar.
Nutrition Label
Resolution chain
harvard.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 |
|---|---|---|---|---|
| 142.165.148.140 | 142.165.0.0/16 | AS803 | SASKTEL - Saskatchewan Telecommunications | CA |
WHOIS identity
- Registrar
- registrar:rebel.ca corp.
- Organization
- harvard developments
- Contact emails
Subdomains
3 observed subdomains of harvard.ca.
Web-graph footprint
Distinct hostnames that link to or from harvard.ca in the public web crawl.
35 sites link to this hostname.
23 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
7 SPF mechanisms authorising senders for harvard.ca.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | spf.ess.barracudanetworks.com |
| SPF_INCLUDE | spf.mandrillapp.com |
| SPF_INCLUDE | spf.mrisoftware-email.com |
| SPF_INCLUDE | spf.officernd.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 206.163.234.21 |
| SPF_IP | 216.146.32.128/25 |
Related pages
Pivot deeper into the graph from harvard.ca.
- IP · 142.165.148.140
- ASN · AS803SASKTEL - Saskatchewan Telecommunications
- Registrar · registrar:rebel.ca corp.
- Country · CA
- Email · registrar@lexcom.ca
- TLD · .ca
- Browse hostnames · ha…
- Glossary · What is a hostname?
- Whisper Internet Directory — home
- Live MOAS conflicts feed
- Threat feed · Spamhaus DROP
- United States internet infrastructure
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "harvard.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.