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Data as of Nov 5, 2026

211.64.0.0/13

No anonymizer space

China Education and Research Network Center

Announcement
this exact prefix
No RPKI
Announced by
AS4538
Type
Business

Residential-proxy exits

Proxy exits
243
0.05% of its addresses · listed by providers
Always-on exits
5
2.1% of its exits
Spread
22 of 2,048
/24s with at least one exit
Providers
50
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
211.64.159.0/244171
211.70.160.0/2412
211.69.128.0/24024
211.64.110.0/24017
211.71.92.0/2404
211.65.24.0/2404
211.71.91.0/2403
211.67.98.0/2402
211.64.111.0/2402
211.64.240.0/2402
211.67.55.0/2401
211.64.77.0/2401
211.67.112.0/2401
211.68.200.0/2401
211.68.236.0/2401
211.68.255.0/2401
211.67.28.0/2401
211.69.206.0/2401
211.67.18.0/2401
211.70.194.0/2401
211.66.15.0/2401
211.64.131.0/2401

Proxy providers listing exits

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Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeProxy exitsHolderRPKI
211.64.0.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.8.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.16.0/20
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.32.0/20
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.48.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.48.0/24AS4538BusinessChina Education and Research Network
211.64.56.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.64.0/22
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.64.0/23AS4538BusinessChina Education and Research Network
211.64.66.0/23AS4538BusinessChina Education and Research Network
211.64.72.0/21
since Sep 18, 2026
AS4538Business1China Education and Research Network
211.64.80.0/20AS4538BusinessChina Education and Research Network
211.64.96.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.104.0/21
since Sep 18, 2026
AS4538Business19China Education and Research Network
211.64.112.0/22
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.116.0/23
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.116.0/24AS4538BusinessChina Education and Research Network
211.64.117.0/24AS4538BusinessChina Education and Research Network
211.64.120.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.128.0/20AS4538Business1China Education and Research Network
211.64.128.0/24AS4538BusinessChina Education and Research Network
211.64.129.0/24AS4538BusinessChina Education and Research Network
211.64.130.0/24AS4538BusinessChina Education and Research Network
211.64.142.0/24AS4538BusinessChina Education and Research Network
211.64.143.0/24AS4538BusinessChina Education and Research Network
211.64.144.0/20AS4538Business171
4 always on
China Education and Research Network
211.64.144.0/24AS4538BusinessChina Education and Research Network
211.64.145.0/24AS4538BusinessChina Education and Research Network
211.64.148.0/24AS4538BusinessChina Education and Research Network
211.64.150.0/23AS4538BusinessChina Education and Research Network
211.64.152.0/21AS4538Business171
4 always on
China Education and Research Network
211.64.160.0/19AS4538BusinessChina Education and Research Network
211.64.192.0/20AS4538BusinessChina Education and Research Network
211.64.208.0/20AS4538BusinessChina Education and Research Network
211.64.232.0/22
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.64.235.0/24AS4538BusinessChina Education and Research Network
211.64.240.0/20
since Sep 18, 2026
AS4538Business2China Education and Research Network
211.65.0.0/16
since May 2005
AS4538Business4China Education and Research Network
211.65.0.0/20AS4538BusinessChina Education and Research Network
211.65.16.0/21AS4538BusinessChina Education and Research Network
211.65.24.0/22
since Sep 18, 2026
AS4538Business4China Education and Research Network
211.65.32.0/19AS4538BusinessChina Education and Research Network
211.65.38.0/24AS4538BusinessChina Education and Research Network
211.65.40.0/24AS4538BusinessChina Education and Research Network
211.65.64.0/19
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.65.96.0/20
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.65.112.0/23AS4538BusinessChina Education and Research Network
211.65.114.0/24AS4538BusinessChina Education and Research Network
211.65.115.0/24AS4538BusinessChina Education and Research Network
211.65.116.0/22AS4538BusinessChina Education and Research Network
211.65.120.0/21AS4538BusinessChina Education and Research Network
211.65.128.0/20AS4538BusinessChina Education and Research Network
211.65.160.0/19AS4538BusinessChina Education and Research Network
211.65.192.0/20AS4538BusinessChina Education and Research Network
211.65.195.0/24AS4538BusinessChina Education and Research Network
211.65.196.0/24AS4538BusinessChina Education and Research Network
211.65.200.0/24AS4538BusinessChina Education and Research Network
211.65.201.0/24AS4538BusinessChina Education and Research Network
211.65.205.0/24AS4538BusinessChina Education and Research Network
211.65.208.0/20AS4538BusinessChina Education and Research Network
211.65.210.0/24AS4538BusinessChina Education and Research Network
211.65.224.0/21AS4538BusinessChina Education and Research Network
211.65.232.0/22AS4538BusinessChina Education and Research Network
211.65.240.0/20AS4538BusinessChina Education and Research Network
211.65.247.0/24AS4538BusinessChina Education and Research Network
211.66.0.0/16
since Sep 2024
AS4538Business1China Education and Research Network
211.66.0.0/20
since Feb 2021
AS4538Business1China Education and Research Network
211.66.16.0/20
since Feb 2021
AS4538BusinessChina Education and Research Network
211.66.72.0/23
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.82.0/24
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.86.0/23
since Feb 2021
AS4538BusinessChina Education and Research Network
211.66.96.0/20
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.112.0/20
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.128.0/20
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.152.0/21
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.160.0/20
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.186.0/24
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.188.0/24
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.192.0/21
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.206.0/23
since Mar 2023
AS4538BusinessChina Education and Research Network
211.66.208.0/22
since Oct 2019
AS4538BusinessChina Education and Research Network
211.66.216.0/21
since Jun 2026
AS4538BusinessChina Education and Research Network
211.66.240.0/21AS4538BusinessChina Education and Research Network
211.66.248.0/21
since Mar 2023
AS4538BusinessChina Education and Research Network
211.67.0.0/16
since Sep 2024
AS4538Business6China Education and Research Network
211.67.0.0/20
since Apr 2023
AS4538BusinessChina Education and Research Network
211.67.8.0/21
since Jan 2025
AS4538BusinessChina Education and Research Network
211.67.16.0/20
since Sep 18, 2026
AS4538Business2China Education and Research Network
211.67.32.0/20
since Apr 2023
AS4538BusinessChina Education and Research Network
211.67.41.0/24
since Apr 2023
AS4538BusinessChina Education and Research Network
211.67.48.0/20
since Apr 2023
AS4538Business1China Education and Research Network
211.67.49.0/24
since Apr 2023
AS4538BusinessChina Education and Research Network
211.67.64.0/20
since Apr 2023
AS4538BusinessChina Education and Research Network
211.67.80.0/21AS4538BusinessChina Education and Research Network
211.67.88.0/21AS4538BusinessChina Education and Research Network
211.67.96.0/20
since May 2026
AS4538Business2China Education and Research Network
211.67.102.0/24AS4538BusinessChina Education and Research Network
211.67.112.0/20AS4538Business1China Education and Research Network
211.67.112.0/24
since Oct 10, 2026
AS4538Business1China Education and Research Network
211.67.124.0/24AS4538BusinessChina Education and Research Network
211.67.128.0/20AS4538BusinessChina Education and Research Network
211.67.144.0/20AS4538BusinessChina Education and Research Network
211.67.160.0/21
since May 2026
AS4538BusinessChina Education and Research Network
211.67.163.0/24AS4538BusinessChina Education and Research Network
211.67.166.0/24AS4538BusinessChina Education and Research Network
211.67.168.0/21AS4538BusinessChina Education and Research Network
211.67.176.0/21
since May 2026
AS4538BusinessChina Education and Research Network
211.67.184.0/21AS4538BusinessChina Education and Research Network
211.67.184.0/24AS4538BusinessChina Education and Research Network
211.67.208.0/20
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.67.224.0/22
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.67.232.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.68.0.0/20AS4538BusinessChina Education and Research Network
211.68.23.0/24AS4538BusinessChina Education and Research Network
211.68.32.0/20AS4538BusinessChina Education and Research Network
211.68.64.0/22
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.68.66.0/24AS4538BusinessChina Education and Research Network
211.68.68.0/22AS4538BusinessChina Education and Research Network
211.68.71.0/24AS4538BusinessChina Education and Research Network
211.68.72.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.68.80.0/21AS4538BusinessChina Education and Research Network
211.68.94.0/24AS4538BusinessChina Education and Research Network
211.68.95.0/24AS4538BusinessChina Education and Research Network
211.68.96.0/20AS4538BusinessChina Education and Research Network
211.68.96.0/24AS4538BusinessChina Education and Research Network
211.68.97.0/24AS4538BusinessChina Education and Research Network
211.68.112.0/21AS4538BusinessChina Education and Research Network
211.68.120.0/24
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.68.121.0/24AS4538BusinessChina Education and Research Network
211.68.122.0/24
since Jan 2026
AS4538BusinessChina Education and Research Network
211.68.123.0/24AS4538BusinessChina Education and Research Network
211.68.128.0/18AS4538BusinessChina Education and Research Network
211.68.130.0/23AS4538BusinessChina Education and Research Network
211.68.136.0/23AS4538BusinessChina Education and Research Network
211.68.144.0/20
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.68.176.0/20AS4538BusinessChina Education and Research Network
211.68.192.0/18AS4538Business3China Education and Research Network
211.68.192.0/20AS4538Business1China Education and Research Network
211.68.208.0/20AS4538BusinessChina Education and Research Network
211.68.224.0/21AS4538BusinessChina Education and Research Network
211.68.232.0/23AS4538BusinessChina Education and Research Network
211.68.236.0/22AS4538Business1China Education and Research Network
211.68.240.0/20
since Sep 18, 2026
AS4538Business1China Education and Research Network
211.69.0.0/16
since Sep 2024
AS4538Business25China Education and Research Network
211.69.0.0/20
since Apr 2026
AS4538BusinessChina Education and Research Network
211.69.1.0/24AS4538BusinessChina Education and Research Network
211.69.16.0/20AS4538BusinessChina Education and Research Network
211.69.32.0/20
since Dec 2024
AS4538BusinessChina Education and Research Network
211.69.32.0/24
since Dec 2024
AS4538BusinessChina Education and Research Network
211.69.42.0/24AS4538BusinessChina Education and Research Network
211.69.48.0/23
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.69.50.0/23
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.69.52.0/22
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.69.64.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.69.72.0/21
since Jul 2026
AS4538BusinessChina Education and Research Network
211.69.72.0/24
since Jul 2026
AS4538BusinessChina Education and Research Network
211.69.75.0/24
since Jul 2026
AS4538BusinessChina Education and Research Network
211.69.80.0/20
since Jul 2026
AS4538BusinessChina Education and Research Network
211.69.96.0/23
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.69.104.0/21
since Jul 2026
AS4538BusinessChina Education and Research Network
211.69.104.0/24
since Jul 2026
AS4538BusinessChina Education and Research Network
211.69.128.0/20
since Apr 2023
AS4538Business24China Education and Research Network
211.69.128.0/24
since Apr 2023
AS4538Business24China Education and Research Network
211.69.144.0/20
since Apr 2023
AS4538BusinessChina Education and Research Network
211.69.160.0/20
since Apr 2023
AS4538BusinessChina Education and Research Network
211.69.167.0/24
since Apr 2023
AS4538BusinessChina Education and Research Network
211.69.192.0/20
since Sep 18, 2026
AS4538Business1China Education and Research Network
211.69.208.0/21
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.69.208.0/24
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.69.216.0/21AS4538BusinessChina Education and Research Network
211.69.224.0/20
since Jul 2026
AS4538BusinessChina Education and Research Network
211.69.240.0/20
since Sep 18, 2026
AS4538BusinessChina Education and Research Network
211.70.0.0/20AS4538BusinessChina Education and Research Network
211.70.24.0/21AS4538BusinessChina Education and Research Network
211.70.32.0/22AS4538BusinessChina Education and Research Network
211.70.36.0/22AS4538BusinessChina Education and Research Network
211.70.48.0/21AS4538BusinessChina Education and Research Network
211.70.56.0/21AS4538BusinessChina Education and Research Network
211.70.62.0/24AS4538BusinessChina Education and Research Network
211.70.63.0/24AS4538BusinessChina Education and Research Network
211.70.72.0/21AS4538BusinessChina Education and Research Network
211.70.96.0/20AS4538BusinessChina Education and Research Network
211.70.112.0/22AS4538BusinessChina Education and Research Network
211.70.116.0/22AS4538BusinessChina Education and Research Network
211.70.120.0/21AS4538BusinessChina Education and Research Network
211.70.123.0/24AS4538BusinessChina Education and Research Network
211.70.128.0/18AS4538Business2
1 always on
China Education and Research Network
211.70.130.0/24AS4538BusinessChina Education and Research Network
211.70.149.0/24AS4538BusinessChina Education and Research Network
211.70.170.0/24AS4538BusinessChina Education and Research Network
211.70.179.0/24AS4538BusinessChina Education and Research Network
211.70.192.0/21AS4538Business1China Education and Research Network
211.70.208.0/20AS4538BusinessChina Education and Research Network
211.70.224.0/20AS4538BusinessChina Education and Research Network
211.70.234.0/24AS4538BusinessChina Education and Research Network
211.70.248.0/21AS4538BusinessChina Education and Research Network
211.71.0.0/20AS4538BusinessChina Education and Research Network
211.71.4.0/24AS4538BusinessChina Education and Research Network
211.71.15.0/24AS4538BusinessChina Education and Research Network
211.71.16.0/20AS4538BusinessChina Education and Research Network
211.71.32.0/20AS4538BusinessChina Education and Research Network
211.71.48.0/20AS4538BusinessChina Education and Research Network
211.71.64.0/20AS4538BusinessChina Education and Research Network
211.71.80.0/20AS4538Business7China Education and Research Network
211.71.96.0/20AS4538BusinessChina Education and Research Network
211.71.128.0/20AS4538BusinessChina Education and Research Network
211.71.144.0/20AS4538BusinessChina Education and Research Network
211.71.160.0/20AS4538BusinessChina Education and Research Network
211.71.160.0/24AS4538BusinessChina Education and Research Network
211.71.163.0/24AS4538BusinessChina Education and Research Network
211.71.184.0/21AS4538BusinessChina Education and Research Network
211.71.192.0/20AS4538BusinessChina Education and Research Network
211.71.208.0/20AS4538BusinessChina Education and Research Network
211.71.232.0/21AS4538BusinessChina Education and Research Network

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
211.64.0.0 - 211.69.255.255393,216CERNET-CNChina Education and Research NetworkALLOCATED PORTABLESep 4, 2008abuse@cernet.edu.cn
211.70.0.0/15131,072CERNETChina Education and Research NetworkALLOCATED PORTABLESep 4, 2008abuse@cernet.edu.cn

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Not stated by the registry
Origin network

AS4538

CN
Name
China Education and Research Network Center
Type
Education
Registered
Aug 1, 2002
Domain
cernet.edu.cn
Website
www.edu.cn
Industry
Colleges, Universities, and Professional Schools
Spamhaus ASN-DROP
not listed