Hostname

coreinc.jp

Last fetched Mon, 10 Aug 2026 12:35:11 GMT

coreinc.jp resolves to 1 IPv4 address operated by IDCF - IDC Frontier Inc. in JP.

Nutrition Label

Resolution chain

coreinc.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
203.137.75.59	203.137.64.0/20	AS4694	IDCF - IDC Frontier Inc.	JP

WHOIS identity

Registrar

—

Organization

andi co.,ltd.

Contact emails

Subdomains

3 observed subdomains of coreinc.jp.

Subdomain
mail.coreinc.jp
ns.coreinc.jp
www.coreinc.jp

Web-graph footprint

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

112 sites linked to from this hostname.

Sample inbound links

zakkaoasis.wixsite.com

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.coreinc.jp

SPF policy

2 SPF mechanisms authorising senders for coreinc.jp.

Mechanism	Target
SPF_A	coreinc.jp
SPF_MX	coreinc.jp

Pivot deeper into the graph from coreinc.jp.

Cypher and MCP

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

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