Hostname

pgtc.jp

Last fetched Tue, 26 May 2026 18:54:19 GMT

pgtc.jp resolves to 1 IPv4 address operated by INFOSPHERE NTT PC Communications, Inc. in JP.

Nutrition Label

Resolution chain

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

IP	Prefix	ASN	Operator	Country
143.125.242.86	143.125.224.0/19	AS2514	INFOSPHERE NTT PC Communications, Inc.	JP

WHOIS identity

Registrar

—

Organization

—

Contact emails

trade@centralrc.co.jp

Subdomains

2 observed subdomains of pgtc.jp.

Subdomain
mail.pgtc.jp
www.pgtc.jp

Web-graph footprint

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

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.pgtc.jp

SPF policy

1 SPF mechanism authorising senders for pgtc.jp.

Mechanism	Target
SPF_INCLUDE	pgtc.jp.spf.hosting-pf.net

Pivot deeper into the graph from pgtc.jp.

Cypher and MCP

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

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