Organization
DXNW
Location
Chiyoda City
Tokyo, Japan (JP)
Hostname
—
Geolocation
Japan (JP) Japan
- Country
- Japan (JP)
- Region
- Tokyo
- City
- Chiyoda City
- Continent
- Asia
- Coordinates
- 35.6916, 139.768 View on map ↗
Network Information
IP Range 2001:df4:1f80:: – 2001:df4:1f80:ffff:ffff:ffff:ffff:ffff CIDR 2001:df4:1f80::/48 Network Name DXNW Handle 2001:0df4:1f80::/48 Country Japan (JP) Registry APNIC Description NTT DOCOMO BUSINESS, Inc. Last Updated Sep 08, 2025 Status
active
ASN & Routing
Origin AS AS18131 AS Name DXNW - NTT DOCOMO BUSINESS, Inc., JP Announced Prefix 2001:df4:1f80::/48 AS Registry APNIC Prefix Country Japan (JP) Allocated 2020-07-03 RPKI Origin Valid (covered by a matching ROA)
Reverse DNS
No PTR record is published for this address.
Abuse Contact
Raw RDAP Response
{
"rdapConformance": [
"nro_rdap_profile_0",
"cidr0",
"rdap_level_0"
],
"notices": [
{
"title": "Source",
"description": [
"Objects returned came from source",
"JPNIC"
]
},
{
"title": "Terms and Conditions",
"description": [
"This is the APNIC WHOIS Database query service. The objects are in RDAP format.",
"This information has been partially mirrored by APNIC from JPNIC. To obtain more specific information, please use the JPNIC WHOIS Gateway at http://www.nic.ad.jp/en/db/whois/en-gateway.html or whois.nic.ad.jp for WHOIS client. (The WHOIS client defaults to Japanese output, use the /e switch for English output)"
],
"links": [
{
"value": "https://jpnic.rdap.apnic.net/ip/2001:df4:1f80::",
"rel": "terms-of-service",
"href": "http://www.apnic.net/db/dbcopyright.html",
"type": "text/html"
}
]
},
{
"title": "Whois Inaccuracy Reporting",
"description": [
"If you see inaccuracies in the results, please visit: "
],
"links": [
{
"value": "https://jpnic.rdap.apnic.net/ip/2001:df4:1f80::",
"rel": "inaccuracy-report",
"href": "https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form",
"type": "text/html"
}
]
}
],
"country": "JP",
"name": "DXNW",
"status": [
"active"
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-09-08T18:44:02Z"
}
],
"links": [
{
"value": "https://jpnic.rdap.apnic.net/ip/2001:df4:1f80::",
"rel": "self",
"href": "https://jpnic.rdap.apnic.net/ip/2001:df4:1f80::/48",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"NTT DOCOMO BUSINESS, Inc."
],
"title": "description"
},
{
"description": [
"Email address for spam or abuse complaints : [email protected]"
],
"title": "remarks"
}
],
"entities": [
{
"roles": [
"technical",
"administrative"
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2022-01-05T03:04:02Z"
}
],
"links": [
{
"value": "https://jpnic.rdap.apnic.net/ip/2001:df4:1f80::",
"rel": "self",
"href": "https://jpnic.rdap.apnic.net/entity/JNIC1-AP",
"type": "application/rdap+json"
}
],
"handle": "JNIC1-AP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Japan Network Information Center"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda\nChiyoda-ku, Tokyo 101-0047, Japan"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+81-3-5297-2311"
],
[
"tel",
{
"type": "fax"
},
"text",
"+81-3-5297-2312"
],
[
"email",
{},
"text",
"[email protected]"
]
]
]
},
{
"roles": [
"technical",
"administrative"
],
"links": [
{
"value": "https://jpnic.rdap.apnic.net/ip/2001:df4:1f80::",
"rel": "related",
"href": "http://whois.nic.ad.jp/cgi-bin/whois_gw?key=JP00251121/e",
"type": "text/html",
"hreflang": "en"
},
{
"value": "https://jpnic.rdap.apnic.net/ip/2001:df4:1f80::",
"rel": "related",
"href": "http://whois.nic.ad.jp/cgi-bin/whois_gw?key=JP00251121",
"type": "text/html",
"hreflang": "jp"
}
],
"handle": "JP00251121",
"objectClassName": "entity"
},
{
"roles": [
"abuse"
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-09-04T01:00:00Z"
}
],
"links": [
{
"value": "https://jpnic.rdap.apnic.net/ip/2001:df4:1f80::",
"rel": "self",
"href": "https://jpnic.rdap.apnic.net/entity/IRT-JPNIC-JP",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"[email protected] was validated on 2024-11-27"
],
"title": "remarks"
}
],
"handle": "IRT-JPNIC-JP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"IRT-JPNIC-JP"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda\nChiyoda-ku, Tokyo 101-0047, japan"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+81-3-5297-2311"
],
[
"tel",
{
"type": "fax"
},
"text",
"+81-3-5297-2312"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{
"pref": "1"
},
"text",
"[email protected]"
]
]
]
}
],
"handle": "2001:0df4:1f80::/48",
"type": null,
"startAddress": "2001:df4:1f80::",
"endAddress": "2001:df4:1f80:ffff:ffff:ffff:ffff:ffff",
"objectClassName": "ip network",
"ipVersion": "v6",
"cidr0_cidrs": [
{
"v6prefix": "2001:df4:1f80::",
"length": 48
}
],
"port43": "whois.apnic.net"
} Contact details of private individuals are redacted.