Hostname

0x0.foo

Last fetched Thu, 21 May 2026 20:33:48 GMT

0x0.foo has no current public IPv4 resolution in WhisperGraph; WHOIS lists iana:1861 as the registrar.

Nutrition Label

Resolution chain

0x0.foo has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar

iana:1861

Organization

private by design,

Contact emails

abuse@private.design

Subdomains

4 observed subdomains of 0x0.foo.

Subdomain
mail.0x0.foo
energy.0x0.foo
vault.0x0.foo
pikvm.0x0.foo

Web-graph footprint

Distinct hostnames that link to or from 0x0.foo in the public web crawl.

Sample inbound links

domain.gov.mex.com

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for 0x0.foo.

Mechanism	Target
SPF_INCLUDE	mxlogin.com

Pivot deeper into the graph from 0x0.foo.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "0x0.foo"})-[: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.