Hostname

ubn.co.jp

Last fetched Tue, 04 Aug 2026 05:52:13 GMT

ubn.co.jp resolves to 1 IPv4 address operated by GMO-I-R1 - GMO Internet, Inc. in JP.

Nutrition Label

Resolution chain

ubn.co.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
157.7.107.205	157.7.96.0/20	AS7506	GMO-I-R1 - GMO Internet, Inc.	JP

WHOIS identity

Registrar: —
Organization: urban co.,ltd.
Contact emails: —

Subdomains

3 observed subdomains of ubn.co.jp.

Subdomain
jetter.ubn.co.jp
smatetsu.ubn.co.jp
www.ubn.co.jp

Web-graph footprint

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

26 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

5 SPF mechanisms authorising senders for ubn.co.jp.

Mechanism	Target
SPF_A	mxjp1.nospamcloud.com
SPF_A	mxjp2.nospamcloud.com
SPF_A	ubn.co.jp
SPF_IP	103.241.128.0/22
SPF_MX	ubn.co.jp

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

Cypher and MCP

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

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