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Hostname

retca.jp

Last fetched

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

Nutrition Label

WHISPER CANON · retca.jpRouting diversity1.5/10Peering density9.5/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint4.6/10canon.whisper.security/host/retca.jp

Resolution chain

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

IPPrefixASNOperatorCountry
18.136.6.15318.136.0.0/16AS16509AMAZON-02 - Amazon.com, Inc.SG

WHOIS identity

Registrar
—
Organization
(not displayed by registrant's request)
Contact emails

Subdomains

13 observed subdomains of retca.jp.

Subdomain
admin.retca.jp
analytics.retca.jp
api.retca.jp
bi.retca.jp
common.retca.jp
commonstage.retca.jp
ma.retca.jp
pay.retca.jp
paygent.retca.jp
paytest.retca.jp
shizenha.retca.jp
staging.retca.jp
stagingadmin.retca.jp

Web-graph footprint

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

5 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Related pages

Pivot deeper into the graph from retca.jp.

Cypher and MCP

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

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