Organization
CERNET-CN-20000426
Location
Haidian (Haidian Qu)
Beijing, China (CN)
Hostname
—
Geolocation
China (CN) China
- Country
- China (CN)
- Region
- Beijing
- City
- Haidian (Haidian Qu)
- Continent
- Asia
- Coordinates
- 39.9999, 116.315 View on map ↗
Network Information
IP Range 2001:250:: – 2001:250:ffff:ffff:ffff:ffff:ffff:ffff CIDR 2001:250::/32 Network Name CERNET-CN-20000426 Handle 2001:250::/32 Type ALLOCATED PORTABLE Country China (CN) Registry APNIC Description CERNET IPv6 Backbone Registered On Sep 04, 2008 Last Updated Oct 20, 2020 Status
active
ASN & Routing
Origin AS AS23910 AS Name CNGI-CERNET2-AS-AP China Next Generation Internet CERNET2, CN Announced Prefix 2001:250::/32 AS Registry APNIC Prefix Country China (CN) Allocated 2000-04-26 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/2001:250:83b::",
"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/2001:250:83b::",
"rel": "inaccuracy-report",
"href": "https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form",
"type": "text/html"
}
]
}
],
"country": "CN",
"name": "CERNET-CN-20000426",
"status": [
"active"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2008-09-04T06:49:16Z"
},
{
"eventAction": "last changed",
"eventDate": "2020-10-20T00:55:16Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/2001:250:83b::",
"rel": "self",
"href": "https://rdap.apnic.net/ip/2001:250::/32",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"CERNET IPv6 Backbone"
],
"title": "description"
}
],
"entities": [
{
"roles": [
"technical"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2008-09-04T07:29:25Z"
},
{
"eventAction": "last changed",
"eventDate": "2011-12-22T05:14:50Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/2001:250:83b::",
"rel": "self",
"href": "https://rdap.apnic.net/entity/LX58-AP",
"type": "application/rdap+json"
}
],
"handle": "LX58-AP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"REDACTED"
],
[
"kind",
{},
"text",
"individual"
]
]
]
},
{
"roles": [
"administrative"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2008-09-04T07:29:25Z"
},
{
"eventAction": "last changed",
"eventDate": "2011-12-22T05:14:50Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/2001:250:83b::",
"rel": "self",
"href": "https://rdap.apnic.net/entity/WJ67-AP",
"type": "application/rdap+json"
}
],
"handle": "WJ67-AP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"REDACTED"
],
[
"kind",
{},
"text",
"individual"
]
]
]
},
{
"roles": [
"abuse"
],
"events": [
{
"eventAction": "registration",
"eventDate": "2010-11-26T03:14:01Z"
},
{
"eventAction": "last changed",
"eventDate": "2026-09-10T07:51:56Z"
}
],
"links": [
{
"value": "https://rdap.apnic.net/ip/2001:250:83b::",
"rel": "self",
"href": "https://rdap.apnic.net/entity/IRT-CERNET-AP",
"type": "application/rdap+json"
}
],
"remarks": [
{
"description": [
"timezone GMT+8",
"[email protected] was validated on 2026-09-10"
],
"title": "remarks"
}
],
"handle": "IRT-CERNET-AP",
"objectClassName": "entity",
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"IRT-CERNET-AP"
],
[
"kind",
{},
"text",
"group"
],
[
"adr",
{
"label": "Network Center,\nFIT-3-220, Tsinghua Univ\nBeijing 100084, China"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"tel",
{
"type": "voice"
},
"text",
"+86-10-62784301"
],
[
"tel",
{
"type": "fax"
},
"text",
"+86-10-62785933"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{
"pref": "1"
},
"text",
"[email protected]"
]
]
]
}
],
"handle": "2001:250::/32",
"type": "ALLOCATED PORTABLE",
"startAddress": "2001:250::",
"endAddress": "2001:250:ffff:ffff:ffff:ffff:ffff:ffff",
"objectClassName": "ip network",
"ipVersion": "v6",
"cidr0_cidrs": [
{
"v6prefix": "2001:250::",
"length": 32
}
],
"port43": "whois.apnic.net"
} Contact details of private individuals are redacted.