Organization
TOSMACNET
Location
Chiyoda
Tokyo, Japan (JP)
Hostname
—
Geolocation
Japan (JP) Japan
- Country
- Japan (JP)
- Region
- Tokyo
- City
- Chiyoda
- Continent
- Asia
- Coordinates
- 35.6916, 139.768 View on map ↗
Network Information
IP Range 157.103.0.0 – 157.103.255.255 CIDR 157.103.0.0/16 Network Name TOSMACNET Handle 157.103.0.0 - 157.103.255.255 Type ALLOCATED PORTABLE Country Japan (JP) Registry APNIC Description Toshiba Machine Co.,Ltd. Registered On Sep 04, 2008 Last Updated Dec 01, 2015 Status
active
ASN & Routing
Origin AS AS17676 AS Name GIGAINFRA - SoftBank Corp., JP Announced Prefix 157.103.20.0/24 AS Registry APNIC Prefix Country Japan (JP) Allocated 1992-02-08 RPKI Origin Not found (no ROA covers this prefix)
Reverse DNS
No PTR record is published for this address.
Abuse Contact
Raw RDAP Response
{
"rdapConformance": [
"history_version_0",
"nro_rdap_profile_0",
"cidr0",
"rdap_level_0"
],
"notices": [
{
"title": "Source",
"description": [
"Objects returned came from source",
"APNIC"
]
},
{
"title": "Terms and Conditions",
"description": [
"This is the APNIC WHOIS Database query service. The objects are in RDAP format."
],
"links": [
{
"value": "https://rdap.apnic.net/ip/157.103.20.0",
"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://rdap.apnic.net/ip/157.103.20.0",
"rel": "inaccuracy-report",
"href": "https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form",
"type": "text/html"
}
]
}
],
"country": "JP",
"name": "TOSMACNET",
"status": [
"active"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2008-09-04T06:54:14Z"
},
{
"eventAction": "last changed",
"eventDate": "2015-12-01T22:24:44Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/157.103.20.0",
"rel": "self",
"href": "https://rdap.apnic.net/ip/157.103.0.0/16",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"Toshiba Machine Co.,Ltd."
],
"title": "description"
}
],
"entities": [
{
"roles": [
"technical",
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2008-09-04T07:29:35Z"
},
{
"eventAction": "last changed",
"eventDate": "2008-09-04T07:29:35Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/157.103.20.0",
"rel": "self",
"href": "https://rdap.apnic.net/entity/YT73-AP",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"----------",
"imported from ARIN object:",
"",
"poc-handle: YT34-ARIN",
"is-role: N",
"last-name: Tsubuki",
"first-name: Yuichi",
"street: TOSHIBA MACHINE CO., LTD. 2068-3, OOKA NUMAZU-SHI SHIZUOKA-KEN 410,",
"country: JP",
"bus-phone: +81-559-21-5240 2145",
"reg-date: 1995-12-21",
"changed: [email protected] 19980306",
"source: ARIN",
"",
"----------"
],
"title": "remarks"
}
],
"handle": "YT73-AP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"REDACTED"
],
[
"kind",
{},
"text",
"individual"
]
]
]
},
{
"roles": [
"abuse"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2010-11-08T01:21:46Z"
},
{
"eventAction": "last changed",
"eventDate": "2025-09-04T01:00:00Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/157.103.20.0",
"rel": "self",
"href": "https://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": "157.103.0.0 - 157.103.255.255",
"type": "ALLOCATED PORTABLE",
"startAddress": "157.103.0.0",
"endAddress": "157.103.255.255",
"objectClassName": "ip network",
"ipVersion": "v4",
"cidr0_cidrs": [
{
"v4prefix": "157.103.0.0",
"length": 16
}
],
"port43": "whois.apnic.net"
} Contact details of private individuals are redacted.