Hostname

brainbook.link

Last fetched Tue, 26 May 2026 08:38:34 GMT

brainbook.link resolves to 3 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists iana:468 as the registrar.

Nutrition Label

Resolution chain

brainbook.link resolves to 3 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
3.131.69.17	3.131.0.0/16	AS16509	AMAZON-02 - Amazon.com, Inc.	US
3.139.22.27	3.136.0.0/13	AS16509	AMAZON-02 - Amazon.com, Inc.	US
3.22.94.175	3.20.0.0/14	AS16509	AMAZON-02 - Amazon.com, Inc.	US

WHOIS identity

Registrar: iana:468
Organization: identity protection service
Contact emails: —

Subdomains

2 observed subdomains of brainbook.link.

Subdomain
ai-trial.brainbook.link

Showing 1 of 2. View all subdomains →

Threat posture

History

Mail and authentication

MX records

inbound-smtp.us-east-1.amazonaws.com

SPF policy

1 SPF mechanism authorising senders for brainbook.link.

Mechanism	Target
SPF_INCLUDE	amazonses.com

Pivot deeper into the graph from brainbook.link.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "brainbook.link"})-[: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 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.