Hostname
pf1.jp
Last fetched
pf1.jp resolves to 1 IPv4 address operated by AS131965 in JP.
Nutrition Label
Resolution chain
pf1.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 |
|---|---|---|---|---|
| 183.90.241.107 | 183.90.240.0/20 | AS131965 | — | JP |
WHOIS identity
- Registrar
- —
- Organization
- hikaru ozawa
- Contact emails
Subdomains
22 observed subdomains of pf1.jp.
Web-graph footprint
Distinct hostnames that link to or from pf1.jp in the public web crawl.
129 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
- pf1.jp
SPF policy
4 SPF mechanisms authorising senders for pf1.jp.
| Mechanism | Target |
|---|---|
| SPF_A | pf1.jp |
| SPF_A | sv7586.xserver.jp |
| SPF_INCLUDE | spf.sender.xserver.jp |
| SPF_MX | pf1.jp |
Related pages
Pivot deeper into the graph from pf1.jp.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "pf1.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.