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Hostname

penjp.net

Last fetched

penjp.net has no current public IPv4 resolution in WhisperGraph; WHOIS lists iana:49 as the registrar.

Nutrition Label

WHISPER CANON · penjp.netRouting diversity0.0/10Peering density0.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint5.2/10canon.whisper.security/host/penjp.net

Resolution chain

penjp.net has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar
iana:49
Organization
whois privacy protection service by muumuudomain
Contact emails

Subdomains

2 observed subdomains of penjp.net.

Subdomain
mta-sts.penjp.net
www.penjp.net

Web-graph footprint

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

21 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • penjp.net

SPF policy

3 SPF mechanisms authorising senders for penjp.net.

MechanismTarget
SPF_Apenjp.net
SPF_Asv225.xserver.jp
SPF_MXpenjp.net

Related pages

Pivot deeper into the graph from penjp.net.

Cypher and MCP

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

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