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Hostname

class1.jp

Last fetched

class1.jp resolves to 1 IPv4 address operated by AMAZON-02 - Amazon.com, Inc. in JP.

Nutrition Label

WHISPER CANON · class1.jpRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/class1.jp

Resolution chain

class1.jp resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
52.199.90.15452.196.0.0/14AS16509AMAZON-02 - Amazon.com, Inc.JP

WHOIS identity

Registrar
—
Organization
katsuhiro ookabe
Contact emails

Subdomains

9 observed subdomains of class1.jp.

Subdomain
app.class1.jp
tanken.class1.jp
select.class1.jp
recruit.class1.jp
moniken.class1.jp
cdn.class1.jp
c1n-delivery.class1.jp
c1n-crawler.class1.jp

Showing 8 of 9. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from class1.jp in the public web crawl.

46 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for class1.jp.

MechanismTarget
SPF_INCLUDEamazonses.com
SPF_INCLUDEspf.haihaimail.jp

Related pages

Pivot deeper into the graph from class1.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "class1.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.