Hostname

unit540.org

Last fetched Sun, 31 May 2026 18:29:22 GMT

unit540.org resolves to 1 IPv4 address operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists iana:48 as the registrar.

Nutrition Label

Resolution chain

unit540.org resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
54.201.216.159	54.200.0.0/15	AS16509	AMAZON-02 - Amazon.com, Inc.	US

WHOIS identity

Registrar: iana:48
Organization: —
Contact emails: —

Subdomains

1 observed subdomain of unit540.org.

Subdomain
www.unit540.org

Web-graph footprint

Distinct hostnames that link to or from unit540.org in the public web crawl.

10 sites linked to from this hostname.

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mx.unit540.org.cust.a.hostedemail.com

SPF policy

2 SPF mechanisms authorising senders for unit540.org.

Mechanism	Target
SPF_INCLUDE	_spf.emfwd.name-services.com
SPF_MX	unit540.org

Pivot deeper into the graph from unit540.org.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "unit540.org"})-[: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.