Hostname

referso.com

Last fetched Fri, 12 Jun 2026 05:37:04 GMT

referso.com resolves to 8 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists iana:146 as the registrar.

Nutrition Label

Resolution chain

referso.com resolves to 8 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
216.137.39.33	216.137.39.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	US
216.137.39.36	216.137.39.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	US
216.137.39.54	216.137.39.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	US
216.137.39.99	216.137.39.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	US
54.192.100.61	54.192.100.0/22	AS16509	AMAZON-02 - Amazon.com, Inc.	US
54.192.100.75	54.192.100.0/22	AS16509	AMAZON-02 - Amazon.com, Inc.	US
54.192.100.83	54.192.100.0/22	AS16509	AMAZON-02 - Amazon.com, Inc.	US
54.192.100.85	54.192.100.0/22	AS16509	AMAZON-02 - Amazon.com, Inc.	US

WHOIS identity

Registrar: iana:146
Organization: domains by proxy,
Contact emails: —

Subdomains

12 observed subdomains of referso.com.

Subdomain
api-dev.referso.com
api-stg.referso.com
api-test.referso.com
api.referso.com
checkout.referso.com
devtools-dev.referso.com
devtools-test.referso.com
devtools.referso.com
forms.referso.com
jobs.referso.com
test.referso.com
www.referso.com

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for referso.com.

Mechanism	Target
SPF_INCLUDE	zoho.com

Pivot deeper into the graph from referso.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "referso.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 20

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