Hostname
caltech.edu
Last fetched
caltech.edu resolves to 1 IPv4 address operated by AMAZON-02 - Amazon.com, Inc. in US.
Nutrition Label
Resolution chain
caltech.edu 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 |
|---|---|---|---|---|
| 52.26.125.194 | 52.24.0.0/14 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
WHOIS identity
- Registrar
- —
- Organization
- california institute of technology
- Contact emails
- —
Subdomains
22,985 observed subdomains of caltech.edu.
Showing 25 of 22,985. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from caltech.edu in the public web crawl.
7,890 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
20 SPF mechanisms authorising senders for caltech.edu.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _s0.caltech.edu |
| SPF_INCLUDE | _spf.createsend.com |
| SPF_INCLUDE | _spf01.mykronos.com |
| SPF_INCLUDE | amazonses.com |
| SPF_INCLUDE | cust-spf.cashnet.com |
| SPF_INCLUDE | huronclick.com |
| SPF_INCLUDE | mktomail.com |
| SPF_INCLUDE | sendgrid.net |
| SPF_INCLUDE | spf.dynect.net |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 131.215.0.0/16 |
| SPF_IP | 134.4.0.0/16 |
| SPF_IP | 192.100.16.0/24 |
| SPF_IP | 198.129.208.0/23 |
| SPF_IP | 198.202.125.128/25 |
| SPF_IP | 199.188.184.0/22 |
| SPF_IP | 208.69.128.0/22 |
| SPF_IP | 72.10.184.102/32 |
| SPF_IP | 72.10.184.103/32 |
| SPF_IP | 74.122.104.0/22 |
Related pages
Pivot deeper into the graph from caltech.edu.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "caltech.edu"})-[: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.