IP subnet details

2001:250:2050::/48

AS24355  — Cernet2 Ix at University of Electronic Science And Technology of China

Summary

Country
CN China
Domain cernet.edu.cn
Size 1,208,925,819,614,629,200,000,000
Registry APNIC
Network Name CERNET-CN-20000426

Whois

inet6num: 2001:250::/32
netname: CERNET-CN-20000426
descr: CERNET IPv6 Backbone
country: CN
admin-c: WJ67-AP
tech-c: LX58-AP
abuse-c: AC1685-AP
status: ALLOCATED PORTABLE
notify: [email protected]
mnt-by: APNIC-HM
mnt-lower: MAINT-CERNET-AP
mnt-routes: MAINT-CERNET-AP
mnt-irt: IRT-CERNET-AP
last-modified: 2020-10-20T00:55:16Z
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 2026-03-05
mnt-by: MAINT-CERNET-AP
last-modified: 2026-03-05T06:39:56Z
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 2026-03-05
abuse-mailbox: [email protected]
mnt-by: APNIC-ABUSE
last-modified: 2026-03-05T06:40:20Z
source: APNIC

person: Li Xing
address: China Education and Research Network
address: China Education and Research Network Center
address: Tsinghua University
address: Beijing, 100084
address: CN
country: CN
phone: +86-10-6278-5983
fax-no: +86-10-6278-5933
e-mail: [email protected]
nic-hdl: LX58-AP
notify: [email protected]
mnt-by: MAINT-CERNET-AP
last-modified: 2011-12-22T05:14:50Z
source: APNIC

person: Wu Jianping
address: China Education and Research Network
address: China Education and Research Network Center
address: Tsinghua University
address: Beijing, 100084
address: CN
country: CN
phone: +86-10-6278-5983
fax-no: +86-10-6278-5933
e-mail: [email protected]
nic-hdl: WJ67-AP
notify: [email protected]
mnt-by: MAINT-CERNET-AP
last-modified: 2011-12-22T05:14:50Z
source: APNIC

CIDR IP address subranges within 2001:250:2050::/48 subnet

  • 2001:250:2050:0:0:0:0:0/56
  • 2001:250:2050:100:0:0:0:0/56
  • 2001:250:2050:200:0:0:0:0/56
  • 2001:250:2050:300:0:0:0:0/56
  • 2001:250:2050:400:0:0:0:0/56
  • 2001:250:2050:500:0:0:0:0/56
  • 2001:250:2050:600:0:0:0:0/56
  • 2001:250:2050:700:0:0:0:0/56
  • 2001:250:2050:800:0:0:0:0/56
  • 2001:250:2050:900:0:0:0:0/56
  • 2001:250:2050:a00:0:0:0:0/56
  • 2001:250:2050:b00:0:0:0:0/56
  • 2001:250:2050:c00:0:0:0:0/56
  • 2001:250:2050:d00:0:0:0:0/56
  • 2001:250:2050:e00:0:0:0:0/56
  • 2001:250:2050:f00:0:0:0:0/56
  • 2001:250:2050:1000:0:0:0:0/56
  • 2001:250:2050:1100:0:0:0:0/56
  • 2001:250:2050:1200:0:0:0:0/56
  • 2001:250:2050:1300:0:0:0:0/56
  • 2001:250:2050:1400:0:0:0:0/56
  • 2001:250:2050:1500:0:0:0:0/56
  • 2001:250:2050:1600:0:0:0:0/56
  • 2001:250:2050:1700:0:0:0:0/56
  • 2001:250:2050:1800:0:0:0:0/56
  • 2001:250:2050:1900:0:0:0:0/56
  • 2001:250:2050:1a00:0:0:0:0/56
  • 2001:250:2050:1b00:0:0:0:0/56
  • 2001:250:2050:1c00:0:0:0:0/56
  • 2001:250:2050:1d00:0:0:0:0/56
  • 2001:250:2050:1e00:0:0:0:0/56
  • 2001:250:2050:1f00:0:0:0:0/56
  • 2001:250:2050:2000:0:0:0:0/56
  • 2001:250:2050:2100:0:0:0:0/56
  • 2001:250:2050:2200:0:0:0:0/56
  • 2001:250:2050:2300:0:0:0:0/56
  • 2001:250:2050:2400:0:0:0:0/56
  • 2001:250:2050:2500:0:0:0:0/56
  • 2001:250:2050:2600:0:0:0:0/56
  • 2001:250:2050:2700:0:0:0:0/56
  • 2001:250:2050:2800:0:0:0:0/56
  • 2001:250:2050:2900:0:0:0:0/56
  • 2001:250:2050:2a00:0:0:0:0/56
  • 2001:250:2050:2b00:0:0:0:0/56
  • 2001:250:2050:2c00:0:0:0:0/56
  • 2001:250:2050:2d00:0:0:0:0/56
  • 2001:250:2050:2e00:0:0:0:0/56
  • 2001:250:2050:2f00:0:0:0:0/56
  • 2001:250:2050:3000:0:0:0:0/56
  • 2001:250:2050:3100:0:0:0:0/56
  • 2001:250:2050:3200:0:0:0:0/56
  • 2001:250:2050:3300:0:0:0:0/56
  • 2001:250:2050:3400:0:0:0:0/56
  • 2001:250:2050:3500:0:0:0:0/56
  • 2001:250:2050:3600:0:0:0:0/56
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  • 2001:250:2050:3800:0:0:0:0/56
  • 2001:250:2050:3900:0:0:0:0/56
  • 2001:250:2050:3a00:0:0:0:0/56
  • 2001:250:2050:3b00:0:0:0:0/56
  • 2001:250:2050:3c00:0:0:0:0/56
  • 2001:250:2050:3d00:0:0:0:0/56
  • 2001:250:2050:3e00:0:0:0:0/56
  • 2001:250:2050:3f00:0:0:0:0/56
  • 2001:250:2050:4000:0:0:0:0/56
  • 2001:250:2050:4100:0:0:0:0/56
  • 2001:250:2050:4200:0:0:0:0/56
  • 2001:250:2050:4300:0:0:0:0/56
  • 2001:250:2050:4400:0:0:0:0/56
  • 2001:250:2050:4500:0:0:0:0/56
  • 2001:250:2050:4600:0:0:0:0/56
  • 2001:250:2050:4700:0:0:0:0/56
  • 2001:250:2050:4800:0:0:0:0/56
  • 2001:250:2050:4900:0:0:0:0/56
  • 2001:250:2050:4a00:0:0:0:0/56
  • 2001:250:2050:4b00:0:0:0:0/56
  • 2001:250:2050:4c00:0:0:0:0/56
  • 2001:250:2050:4d00:0:0:0:0/56
  • 2001:250:2050:4e00:0:0:0:0/56
  • 2001:250:2050:4f00:0:0:0:0/56
  • 2001:250:2050:5000:0:0:0:0/56
  • 2001:250:2050:5100:0:0:0:0/56
  • 2001:250:2050:5200:0:0:0:0/56
  • 2001:250:2050:5300:0:0:0:0/56
  • 2001:250:2050:5400:0:0:0:0/56
  • 2001:250:2050:5500:0:0:0:0/56
  • 2001:250:2050:5600:0:0:0:0/56
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  • 2001:250:2050:5d00:0:0:0:0/56
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  • 2001:250:2050:5f00:0:0:0:0/56
  • 2001:250:2050:6000:0:0:0:0/56
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  • 2001:250:2050:6200:0:0:0:0/56
  • 2001:250:2050:6300:0:0:0:0/56
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  • 2001:250:2050:6900:0:0:0:0/56
  • 2001:250:2050:6a00:0:0:0:0/56
  • 2001:250:2050:6b00:0:0:0:0/56
  • 2001:250:2050:6c00:0:0:0:0/56
  • 2001:250:2050:6d00:0:0:0:0/56
  • 2001:250:2050:6e00:0:0:0:0/56
  • 2001:250:2050:6f00:0:0:0:0/56
  • 2001:250:2050:7000:0:0:0:0/56
  • 2001:250:2050:7100:0:0:0:0/56
  • 2001:250:2050:7200:0:0:0:0/56
  • 2001:250:2050:7300:0:0:0:0/56
  • 2001:250:2050:7400:0:0:0:0/56
  • 2001:250:2050:7500:0:0:0:0/56
  • 2001:250:2050:7600:0:0:0:0/56
  • 2001:250:2050:7700:0:0:0:0/56
  • 2001:250:2050:7800:0:0:0:0/56
  • 2001:250:2050:7900:0:0:0:0/56
  • 2001:250:2050:7a00:0:0:0:0/56
  • 2001:250:2050:7b00:0:0:0:0/56
  • 2001:250:2050:7c00:0:0:0:0/56
  • 2001:250:2050:7d00:0:0:0:0/56
  • 2001:250:2050:7e00:0:0:0:0/56
  • 2001:250:2050:7f00:0:0:0:0/56
  • 2001:250:2050:8000:0:0:0:0/56
  • 2001:250:2050:8100:0:0:0:0/56
  • 2001:250:2050:8200:0:0:0:0/56
  • 2001:250:2050:8300:0:0:0:0/56
  • 2001:250:2050:8400:0:0:0:0/56
  • 2001:250:2050:8500:0:0:0:0/56
  • 2001:250:2050:8600:0:0:0:0/56
  • 2001:250:2050:8700:0:0:0:0/56
  • 2001:250:2050:8800:0:0:0:0/56
  • 2001:250:2050:8900:0:0:0:0/56
  • 2001:250:2050:8a00:0:0:0:0/56
  • 2001:250:2050:8b00:0:0:0:0/56
  • 2001:250:2050:8c00:0:0:0:0/56
  • 2001:250:2050:8d00:0:0:0:0/56
  • 2001:250:2050:8e00:0:0:0:0/56
  • 2001:250:2050:8f00:0:0:0:0/56
  • 2001:250:2050:9000:0:0:0:0/56
  • 2001:250:2050:9100:0:0:0:0/56
  • 2001:250:2050:9200:0:0:0:0/56
  • 2001:250:2050:9300:0:0:0:0/56
  • 2001:250:2050:9400:0:0:0:0/56
  • 2001:250:2050:9500:0:0:0:0/56
  • 2001:250:2050:9600:0:0:0:0/56
  • 2001:250:2050:9700:0:0:0:0/56
  • 2001:250:2050:9800:0:0:0:0/56
  • 2001:250:2050:9900:0:0:0:0/56
  • 2001:250:2050:9a00:0:0:0:0/56
  • 2001:250:2050:9b00:0:0:0:0/56
  • 2001:250:2050:9c00:0:0:0:0/56
  • 2001:250:2050:9d00:0:0:0:0/56
  • 2001:250:2050:9e00:0:0:0:0/56
  • 2001:250:2050:9f00:0:0:0:0/56
  • 2001:250:2050:a000:0:0:0:0/56
  • 2001:250:2050:a100:0:0:0:0/56
  • 2001:250:2050:a200:0:0:0:0/56
  • 2001:250:2050:a300:0:0:0:0/56
  • 2001:250:2050:a400:0:0:0:0/56
  • 2001:250:2050:a500:0:0:0:0/56
  • 2001:250:2050:a600:0:0:0:0/56
  • 2001:250:2050:a700:0:0:0:0/56
  • 2001:250:2050:a800:0:0:0:0/56
  • 2001:250:2050:a900:0:0:0:0/56
  • 2001:250:2050:aa00:0:0:0:0/56
  • 2001:250:2050:ab00:0:0:0:0/56
  • 2001:250:2050:ac00:0:0:0:0/56
  • 2001:250:2050:ad00:0:0:0:0/56
  • 2001:250:2050:ae00:0:0:0:0/56
  • 2001:250:2050:af00:0:0:0:0/56
  • 2001:250:2050:b000:0:0:0:0/56
  • 2001:250:2050:b100:0:0:0:0/56
  • 2001:250:2050:b200:0:0:0:0/56
  • 2001:250:2050:b300:0:0:0:0/56
  • 2001:250:2050:b400:0:0:0:0/56
  • 2001:250:2050:b500:0:0:0:0/56
  • 2001:250:2050:b600:0:0:0:0/56
  • 2001:250:2050:b700:0:0:0:0/56
  • 2001:250:2050:b800:0:0:0:0/56
  • 2001:250:2050:b900:0:0:0:0/56
  • 2001:250:2050:ba00:0:0:0:0/56
  • 2001:250:2050:bb00:0:0:0:0/56
  • 2001:250:2050:bc00:0:0:0:0/56
  • 2001:250:2050:bd00:0:0:0:0/56
  • 2001:250:2050:be00:0:0:0:0/56
  • 2001:250:2050:bf00:0:0:0:0/56
  • 2001:250:2050:c000:0:0:0:0/56
  • 2001:250:2050:c100:0:0:0:0/56
  • 2001:250:2050:c200:0:0:0:0/56
  • 2001:250:2050:c300:0:0:0:0/56
  • 2001:250:2050:c400:0:0:0:0/56
  • 2001:250:2050:c500:0:0:0:0/56
  • 2001:250:2050:c600:0:0:0:0/56
  • 2001:250:2050:c700:0:0:0:0/56
  • 2001:250:2050:c800:0:0:0:0/56
  • 2001:250:2050:c900:0:0:0:0/56
  • 2001:250:2050:ca00:0:0:0:0/56
  • 2001:250:2050:cb00:0:0:0:0/56
  • 2001:250:2050:cc00:0:0:0:0/56
  • 2001:250:2050:cd00:0:0:0:0/56
  • 2001:250:2050:ce00:0:0:0:0/56
  • 2001:250:2050:cf00:0:0:0:0/56
  • 2001:250:2050:d000:0:0:0:0/56
  • 2001:250:2050:d100:0:0:0:0/56
  • 2001:250:2050:d200:0:0:0:0/56
  • 2001:250:2050:d300:0:0:0:0/56
  • 2001:250:2050:d400:0:0:0:0/56
  • 2001:250:2050:d500:0:0:0:0/56
  • 2001:250:2050:d600:0:0:0:0/56
  • 2001:250:2050:d700:0:0:0:0/56
  • 2001:250:2050:d800:0:0:0:0/56
  • 2001:250:2050:d900:0:0:0:0/56
  • 2001:250:2050:da00:0:0:0:0/56
  • 2001:250:2050:db00:0:0:0:0/56
  • 2001:250:2050:dc00:0:0:0:0/56
  • 2001:250:2050:dd00:0:0:0:0/56
  • 2001:250:2050:de00:0:0:0:0/56
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  • 2001:250:2050:e000:0:0:0:0/56
  • 2001:250:2050:e100:0:0:0:0/56
  • 2001:250:2050:e200:0:0:0:0/56
  • 2001:250:2050:e300:0:0:0:0/56
  • 2001:250:2050:e400:0:0:0:0/56
  • 2001:250:2050:e500:0:0:0:0/56
  • 2001:250:2050:e600:0:0:0:0/56
  • 2001:250:2050:e700:0:0:0:0/56
  • 2001:250:2050:e800:0:0:0:0/56
  • 2001:250:2050:e900:0:0:0:0/56
  • 2001:250:2050:ea00:0:0:0:0/56
  • 2001:250:2050:eb00:0:0:0:0/56
  • 2001:250:2050:ec00:0:0:0:0/56
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  • 2001:250:2050:f000:0:0:0:0/56
  • 2001:250:2050:f100:0:0:0:0/56
  • 2001:250:2050:f200:0:0:0:0/56
  • 2001:250:2050:f300:0:0:0:0/56
  • 2001:250:2050:f400:0:0:0:0/56
  • 2001:250:2050:f500:0:0:0:0/56
  • 2001:250:2050:f600:0:0:0:0/56
  • 2001:250:2050:f700:0:0:0:0/56
  • 2001:250:2050:f800:0:0:0:0/56
  • 2001:250:2050:f900:0:0:0:0/56
  • 2001:250:2050:fa00:0:0:0:0/56
  • 2001:250:2050:fb00:0:0:0:0/56
  • 2001:250:2050:fc00:0:0:0:0/56
  • 2001:250:2050:fd00:0:0:0:0/56
  • 2001:250:2050:fe00:0:0:0:0/56
  • 2001:250:2050:ff00:0:0:0:0/56

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