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Hostname

j30.us

Last fetched

j30.us resolves to 1 IPv4 address operated by ICDSOFT in US. WHOIS lists iana:48 as the registrar.

Nutrition Label

WHISPER CANON · j30.usRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/j30.us

Resolution chain

j30.us resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
192.252.144.31192.252.144.0/20AS8739ICDSOFTUS

WHOIS identity

Registrar
iana:48
Organization
david erwin
Contact emails

Subdomains

4 observed subdomains of j30.us.

Subdomain
hostmaster.j30.us
www.j30.us
mail.j30.us

Showing 3 of 4. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from j30.us in the public web crawl.

15 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

5 SPF mechanisms authorising senders for j30.us.

MechanismTarget
SPF_Aj30.us
SPF_INCLUDEserver281.smtp-spf.sureserver.com
SPF_IP64.14.68.10
SPF_IP64.14.68.74
SPF_MXj30.us

Related pages

Pivot deeper into the graph from j30.us.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "j30.us"})-[: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.