IP subnet details

2001:252::/32

AS23911  — China Next Generation Internet Beijing Ix

Summary

Country
CN China
Domain cernet.edu.cn
Size 79,228,162,514,264,340,000,000,000,000
IP Range
2001:252:0:0:0:0:0:0 – 2001:252:ffff:ffff:ffff:ffff:ffff:ffff Convert CIDR to IP range
Registry APNIC
Network Name CNGIIGN-CN-20070316

Whois

inet6num: 2001:252::/32
netname: CNGIIGN-CN-20070316
descr: CNGI International Gateway Network (CNGIIGN)
descr: CERNET Center
descr: Beijing 100084, China
country: CN
admin-c: CER-AP
tech-c: CER-AP
abuse-c: AC1685-AP
status: ALLOCATED PORTABLE
remarks: --------------------------------------------------------
remarks: To report network abuse, please contact mnt-irt
remarks: For troubleshooting, please contact tech-c and admin-c
remarks: Report invalid contact via www.apnic.net/invalidcontact
remarks: --------------------------------------------------------
mnt-by: APNIC-HM
mnt-lower: MAINT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
mnt-irt: IRT-CERNET-AP
last-modified: 2020-10-20T00:55:21Z
source: APNIC

irt: IRT-CERNET-AP
address: Network Center,
address: FIT-3-220, Tsinghua Univ
address: Beijing 100084, China
phone: +86-10-62784301
fax-no: +86-10-62785933
e-mail: [email protected]
abuse-mailbox: [email protected]
admin-c: CER-AP
tech-c: CER-AP
auth: # Filtered
remarks: timezone GMT+8
remarks: [email protected] was validated on 2026-09-10
mnt-by: MAINT-CERNET-AP
last-modified: 2026-09-10T07:51:56Z
source: APNIC

role: ABUSE CERNETAP
country: ZZ
address: Network Center,
address: FIT-3-220, Tsinghua Univ
address: Beijing 100084, China
phone: +86-10-62784301
e-mail: [email protected]
admin-c: CER-AP
tech-c: CER-AP
nic-hdl: AC1685-AP
remarks: Generated from irt object IRT-CERNET-AP
remarks: [email protected] was validated on 2026-09-10
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2026-09-10T07:52:32Z
source: APNIC

role: CERNET Helpdesk
address: CERNET Center
address: Beijing 100084, China
country: CN
phone: +86-10-6278-4049
fax-no: +86-10-6278-5933
e-mail: [email protected]
remarks: [email protected]
admin-c: XL1-CN
tech-c: SZ2-AP
nic-hdl: CER-AP
mnt-by: MAINT-CERNET-AP
last-modified: 2020-09-03T09:14:12Z
source: APNIC

route6: 2001:252::/32
origin: AS4538
descr: China Education and Research Network (CERNET)
FIT 3-220,
Tsinghua University
mnt-by: MAINT-CERNET-AP
last-modified: 2026-08-18T09:15:28Z
source: APNIC

CIDR IP address subranges within 2001:252::/32 subnet

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