Hostname

hasa.or.jp

Last fetched Sun, 09 Aug 2026 07:34:51 GMT

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

Nutrition Label

Resolution chain

hasa.or.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
49.212.186.87	49.212.0.0/16	AS9371	SAKURA-C - SAKURA Internet Inc.	JP

WHOIS identity

No WHOIS records are currently associated with hasa.or.jp in WhisperGraph.

Subdomains

1 observed subdomain of hasa.or.jp.

Subdomain
www.hasa.or.jp

Web-graph footprint

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

53 sites link to this hostname.

93 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

hasa-or-jp.mail.protection.outlook.com

SPF policy

2 SPF mechanisms authorising senders for hasa.or.jp.

Mechanism	Target
SPF_INCLUDE	spf.protection.outlook.com
SPF_IP	49.212.186.87

Pivot deeper into the graph from hasa.or.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "hasa.or.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.