Hostname
firstcom.com
Last fetched
firstcom.com resolves to 2 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in CA.
Nutrition Label
Resolution chain
firstcom.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 |
|---|---|---|---|---|
| 13.248.139.39 | 13.248.128.0/20 | AS16509 | AMAZON-02 - Amazon.com, Inc. | CA |
| 76.223.6.208 | 76.223.0.0/20 | AS16509 | AMAZON-02 - Amazon.com, Inc. | US |
WHOIS identity
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Subdomains
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Web-graph footprint
Distinct hostnames that link to or from firstcom.com in the public web crawl.
Threat posture
History
Mail and authentication
MX records
SPF policy
7 SPF mechanisms authorising senders for firstcom.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _spf.plaympe.com |
| SPF_INCLUDE | amazonses.com |
| SPF_INCLUDE | mail.zendesk.com |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_INCLUDE | spf.umusic.com |
| SPF_IP | 128.177.62.47 |
| SPF_MX | firstcom.com |
Related pages
Pivot deeper into the graph from firstcom.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "firstcom.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.