Hostname

fyuk.co.jp

Last fetched Tue, 04 Aug 2026 03:33:53 GMT

fyuk.co.jp resolves to 1 IPv4 address operated by MITENE - mitene internet co., ltd. in JP.

Nutrition Label

Resolution chain

fyuk.co.jp 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
202.238.63.55	202.238.48.0/20	AS17961	MITENE - mitene internet co., ltd.	JP

WHOIS identity

Registrar: —
Organization: fy unyu kiko co.,ltd.
Contact emails: —

Subdomains

1 observed subdomain of fyuk.co.jp.

Subdomain
www.fyuk.co.jp

Web-graph footprint

Distinct hostnames that link to or from fyuk.co.jp in the public web crawl.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for fyuk.co.jp.

Mechanism	Target
SPF_INCLUDE	spf.aams5.jp
SPF_INCLUDE	spf01.mitene.jp

Pivot deeper into the graph from fyuk.co.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "fyuk.co.jp"})-[: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.