IP range details

2001:250:100f::/48

AS24353  ·  CERNET2 IX at Xi'an Jiaotong University

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Summary

Country China
Domain cernet.edu.cn
ASN AS24353
Registry APNIC
ID CERNET-CN-20000426

WHOIS Details

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:         xing@cernet.edu.cn
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:         abuse@cernet.edu.cn
abuse-mailbox:  abuse@cernet.edu.cn
admin-c:        CER-AP
tech-c:         CER-AP
auth:           # Filtered
remarks:        timezone GMT+8
remarks:        abuse@cernet.edu.cn 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:         abuse@cernet.edu.cn
admin-c:        CER-AP
tech-c:         CER-AP
nic-hdl:        AC1685-AP
remarks:        Generated from irt object IRT-CERNET-AP
remarks:        abuse@cernet.edu.cn was validated on 2026-03-05
abuse-mailbox:  abuse@cernet.edu.cn
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:         xing@cernet.edu.cn
nic-hdl:        LX58-AP
notify:         address-allocation-staff@net.edu.cn
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:         jianping@cernet.edu.cn
nic-hdl:        WJ67-AP
notify:         address-allocation-staff@net.edu.cn
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:14:50Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 2001:250:100f::/48

No nearby ranges found.

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

8 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
2001:250:100f:0:1701::217 AS24353 CERNET2 IX at Xi'an Jiaotong University 14.50ms from Chengdu, CN

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
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59.137.237.176 AS2516 KDDI CORPORATION 16.18ms from Tokyo, JP
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34.252.96.32 AS16509 Amazon.com, Inc. 0.16ms from Dublin, IE
150.221.153.0 AS11427 Charter Communications Inc 8.31ms from Houston, US
24.50.97.208 AS11290 Cogeco Connexion inc 7.42ms from Montreal, CA
120.27.115.192 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 0.10ms from Qingdao, CN
113.130.156.0 AS9845 LG HelloVision Corp. 7.88ms from Seoul, KR
110.92.242.0 AS9943 KangNam CableTV 0.77ms from Seoul, KR
114.74.49.192 AS4804 Microplex PTY LTD 5.59ms from Sydney, AU
91.223.54.16 AS197012 Israel Brokerage & Investments I.B.I Ltd. 0.65ms from Tel Aviv, IL
203.181.70.240 AS10013 FreeBit Co.,Ltd. 4.42ms from Tokyo, JP
94.33.54.208 AS210218 Open Fiber S.P.A. 1.03ms from Bari, IT
178.204.122.0 AS28840 PJSC TATTELECOM 1.34ms from Kazan, RU
92.27.45.160 AS13285 TalkTalk Communications Limited 4.56ms from London, GB
156.245.11.192 AS17497 Liasail Global Hongkong Limited 0.73ms from Los Angeles, US
92.26.184.112 AS13285 TalkTalk Communications Limited 1.08ms from Manchester, GB
185.11.192.16 AS31115 INTRED S.P.A. 4.00ms from Milan, IT
69.30.43.32 AS6423 Digital Fortress 0.60ms from Portland, US
195.47.69.48 AS13036 T-Mobile Czech Republic a.s. 0.85ms from Prague, CZ

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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