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Hostname

is1.co.jp

Last fetched

is1.co.jp resolves to 1 IPv4 address operated by IDCF - IDC Frontier Inc. in JP.

Nutrition Label

WHISPER CANON · is1.co.jpRouting diversity1.5/10Peering density3.1/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint4.6/10canon.whisper.security/host/is1.co.jp

Resolution chain

is1.co.jp resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
164.46.59.14164.46.32.0/19AS4694IDCF - IDC Frontier Inc.JP

WHOIS identity

Registrar
—
Organization
i-support
Contact emails
—

Subdomains

6 observed subdomains of is1.co.jp.

Subdomain
go.is1.co.jp
niigata-doyu-jp.is1.co.jp
page.is1.co.jp
pd.is1.co.jp
sanjou-h.is1.co.jp
www.is1.co.jp

Web-graph footprint

Distinct hostnames that link to or from is1.co.jp in the public web crawl.

35 sites link to this hostname.

125 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • is1.co.jp

SPF policy

7 SPF mechanisms authorising senders for is1.co.jp.

MechanismTarget
SPF_Aelephant-red-60d293417e5e6e3f.znlc.jp
SPF_INCLUDE_spf.google.com
SPF_INCLUDE_spf.salesforce.com
SPF_INCLUDEmktomail.com
SPF_INCLUDEtransmail.net
SPF_INCLUDEzcsend.net
SPF_IP219.121.56.138

Related pages

Pivot deeper into the graph from is1.co.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "is1.co.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.