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Hostname

r2sj.net

Last fetched

r2sj.net resolves to 1 IPv4 address operated by AS9371 in JP. WHOIS lists iana:49 as the registrar.

Nutrition Label

WHISPER CANON · r2sj.netRouting diversity1.5/10Peering density3.6/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint8.3/10canon.whisper.security/host/r2sj.net

Resolution chain

r2sj.net resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
49.212.207.18949.212.0.0/16AS9371—JP

WHOIS identity

Registrar
iana:49
Organization
whois privacy protection service by onamae.com
Contact emails

Subdomains

3 observed subdomains of r2sj.net.

Subdomain
staging.r2sj.net
test.r2sj.net
www.r2sj.net

Web-graph footprint

Distinct hostnames that link to or from r2sj.net in the public web crawl.

22 sites link to this hostname.

277 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for r2sj.net.

MechanismTarget
SPF_Awww3149.sakura.ne.jp
SPF_INCLUDEspf.haihaimail.jp
SPF_MXr2sj.net

Related pages

Pivot deeper into the graph from r2sj.net.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "r2sj.net"})-[: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.