Hostname

izan.jp

Last fetched Tue, 04 Aug 2026 11:38:43 GMT

izan.jp resolves to 1 IPv4 address operated by SAKURA-C - SAKURA Internet Inc. in JP.

Nutrition Label

Resolution chain

izan.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
210.224.185.230	210.224.160.0/19	AS9371	SAKURA-C - SAKURA Internet Inc.	JP

WHOIS identity

Registrar

—

Organization

joto high shool og & ob association

Contact emails

Subdomains

1 observed subdomain of izan.jp.

Subdomain
www.izan.jp

Web-graph footprint

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

9 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

izan.jp

SPF policy

2 SPF mechanisms authorising senders for izan.jp.

Mechanism	Target
SPF_A	www2590.sakura.ne.jp
SPF_MX	izan.jp

Pivot deeper into the graph from izan.jp.

Cypher and MCP

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

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