Hostname

4618.gr.jp

Last fetched Thu, 21 May 2026 19:34:13 GMT

4618.gr.jp resolves to 1 IPv4 address operated by SAKURA-A SAKURA Internet Inc. in JP.

Nutrition Label

Resolution chain

4618.gr.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
133.125.148.21	133.125.0.0/16	AS7684	SAKURA-A SAKURA Internet Inc.	JP

WHOIS identity

No WHOIS records are currently associated with 4618.gr.jp in WhisperGraph.

Subdomains

5 observed subdomains of 4618.gr.jp.

Subdomain
cpcalendars.4618.gr.jp
www.4618.gr.jp
webmail.4618.gr.jp
webdisk.4618.gr.jp
mail.4618.gr.jp

Web-graph footprint

Distinct hostnames that link to or from 4618.gr.jp in the public web crawl.

7 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

4618.gr.jp

SPF policy

1 SPF mechanism authorising senders for 4618.gr.jp.

Mechanism	Target
SPF_REDIRECT	_spf.mixhost.jp

Pivot deeper into the graph from 4618.gr.jp.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "4618.gr.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.