Hostname
hostmaster.classicalu.com
Last fetched
hostmaster.classicalu.com resolves to 2 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US.
Nutrition Label
Resolution chain
hostmaster.classicalu.com 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 |
|---|---|---|---|---|
| 3.130.105.197 | 3.130.0.0/16 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
| 3.151.97.58 | 3.144.0.0/13 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
WHOIS identity
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Subdomains
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Threat posture
History
Mail and authentication
MX records
SPF policy
2 SPF mechanisms authorising senders for hostmaster.classicalu.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | 20598644.spf10.hubspotemail.net |
| SPF_INCLUDE | _spf.google.com |
Related pages
Pivot deeper into the graph from hostmaster.classicalu.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "hostmaster.classicalu.com"})-[: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.