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Hostname

johnsan.net

Last fetched

johnsan.net resolves to 1 IPv4 address operated by AS131965 in JP. WHOIS lists iana:146 as the registrar.

Nutrition Label

WHISPER CANON · johnsan.netRouting diversity1.5/10Peering density3.1/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint5.2/10canon.whisper.security/host/johnsan.net

Resolution chain

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

IPPrefixASNOperatorCountry
183.181.90.96183.181.90.0/23AS131965—JP

WHOIS identity

Registrar
iana:146
Organization
office mr. john
Contact emails

Subdomains

2 observed subdomains of johnsan.net.

Subdomain
mx.johnsan.net
www.johnsan.net

Web-graph footprint

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

8 sites link to this hostname.

1 site linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • johnsan.net

SPF policy

4 SPF mechanisms authorising senders for johnsan.net.

MechanismTarget
SPF_Ajohnsan.net
SPF_Asv8415.xserver.jp
SPF_INCLUDEspf.sender.xserver.jp
SPF_MXjohnsan.net

Related pages

Pivot deeper into the graph from johnsan.net.

Cypher and MCP

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

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