Hostname

hl7.jp

Last fetched Fri, 14 Aug 2026 18:39:42 GMT

hl7.jp resolves to 1 IPv4 address operated by SAKURA-A - SAKURA Internet Inc. in JP.

Nutrition Label

Resolution chain

hl7.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
133.242.249.142	133.242.0.0/16	AS7684	SAKURA-A - SAKURA Internet Inc.	JP

WHOIS identity

Registrar

—

Organization

hl7 japan

Contact emails

nic-staff@sakura.ad.jp

Subdomains

3 observed subdomains of hl7.jp.

Subdomain
mail.hl7.jp
stg.hl7.jp
www.hl7.jp

Web-graph footprint

Distinct hostnames that link to or from hl7.jp in the public web crawl.

31 sites link to this hostname.

4 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.hl7.jp

SPF policy

2 SPF mechanisms authorising senders for hl7.jp.

Mechanism	Target
SPF_A	www4202.sakura.ne.jp
SPF_MX	hl7.jp

Pivot deeper into the graph from hl7.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "hl7.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.