Hostname

x-opt.io

Last fetched Thu, 30 Jul 2026 01:02:31 GMT

x-opt.io resolves to 12 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in DE. WHOIS lists iana:49 as the registrar.

Nutrition Label

Resolution chain

x-opt.io resolves to 12 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
108.138.7.116	108.138.0.0/21	AS16509	AMAZON-02 - Amazon.com, Inc.	DE
108.138.7.47	108.138.0.0/21	AS16509	AMAZON-02 - Amazon.com, Inc.	DE
108.138.7.49	108.138.0.0/21	AS16509	AMAZON-02 - Amazon.com, Inc.	DE
108.138.7.87	108.138.0.0/21	AS16509	AMAZON-02 - Amazon.com, Inc.	DE
3.166.152.4	3.166.152.0/23	AS16509	AMAZON-02 - Amazon.com, Inc.	US
3.166.152.42	3.166.152.0/23	AS16509	AMAZON-02 - Amazon.com, Inc.	US
3.166.152.49	3.166.152.0/23	AS16509	AMAZON-02 - Amazon.com, Inc.	US
3.166.152.64	3.166.152.0/23	AS16509	AMAZON-02 - Amazon.com, Inc.	US
52.85.61.18	52.85.61.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	US
52.85.61.20	52.85.61.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	US
52.85.61.30	52.85.61.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	US
52.85.61.31	52.85.61.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	US

WHOIS identity

Registrar: iana:49
Organization: whois privacy protection service by onamae.com
Contact emails: —

Subdomains

9 observed subdomains of x-opt.io.

Subdomain
app.x-opt.io
c.x-opt.io
cdn.x-opt.io
ce.x-opt.io
dev.x-opt.io
js.x-opt.io
stg.x-opt.io

Showing 7 of 9. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from x-opt.io in the public web crawl.

16 sites link to this hostname.

56 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

SPF policy

1 SPF mechanism authorising senders for x-opt.io.

Mechanism	Target
SPF_INCLUDE	amazonses.com

Pivot deeper into the graph from x-opt.io.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "x-opt.io"})-[: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.