Hostname

greva.jp

Last fetched Tue, 04 Aug 2026 01:22:26 GMT

greva.jp resolves to 1 IPv4 address operated by UCOM - ARTERIA Networks Corporation in JP.

Nutrition Label

Resolution chain

greva.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
221.246.136.91	221.240.0.0/12	AS17506	UCOM - ARTERIA Networks Corporation	JP

WHOIS identity

Registrar

—

Organization

grand design

Contact emails

info@grand-design.jp

Subdomains

1 observed subdomain of greva.jp.

Subdomain
www.greva.jp

Web-graph footprint

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

22 sites link to this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for greva.jp.

Mechanism	Target
SPF_A	greva.jp

Pivot deeper into the graph from greva.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "greva.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.