Hostname
hacker.postmarkapp.com
Last fetched
hacker.postmarkapp.com resolves to 3 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US.
Nutrition Label
Resolution chain
hacker.postmarkapp.com 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 |
|---|---|---|---|---|
| 13.58.249.159 | 13.58.0.0/15 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
| 3.129.95.138 | 3.128.0.0/15 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
| 3.133.5.138 | 3.132.0.0/14 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
WHOIS identity
No WHOIS records are currently associated with hacker.postmarkapp.com in WhisperGraph.
Threat posture
History
Mail and authentication
MX records
SPF policy
7 SPF mechanisms authorising senders for hacker.postmarkapp.com.
| Mechanism | Target |
|---|---|
| SPF_A | hacker.postmarkapp.com |
| SPF_INCLUDE | _spf.google.com |
| SPF_INCLUDE | cmail1.com |
| SPF_INCLUDE | helpscoutemail.com |
| SPF_INCLUDE | mail.zendesk.com |
| SPF_INCLUDE | spf.mtasv.net |
| SPF_MX | hacker.postmarkapp.com |
Related pages
Pivot deeper into the graph from hacker.postmarkapp.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "hacker.postmarkapp.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.