Hostname

xbackbone.app

Last fetched Fri, 22 May 2026 01:24:47 GMT

xbackbone.app resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:1861 as the registrar.

Nutrition Label

Resolution chain

xbackbone.app 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
104.21.12.88	104.21.0.0/20	AS13335	CLOUDFLARENET - Cloudflare, Inc.	CA
172.67.131.246	172.67.128.0/20	AS13335	CLOUDFLARENET - Cloudflare, Inc.	CA

WHOIS identity

Registrar

iana:1861

Organization

private by design,

Contact emails

abuse@private.design

Web-graph footprint

Distinct hostnames that link to or from xbackbone.app in the public web crawl.

44 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for xbackbone.app.

Mechanism	Target
SPF_MX	xbackbone.app

Pivot deeper into the graph from xbackbone.app.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "xbackbone.app"})-[: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.