AS4538

China Education and Research Network Center - Updated 28 Oct 2025 16:17 Tue

Organization:		China Education and Research Network Center
Country of Origin:		China
Peer Counts:		16
Network Counts:		408

AS4538 IPv4 Peers

AS645319.57
AS349115.22
AS17410.87
AS291410.87
AS69398.7
AS584536.52
AS243484.35
AS239114.35
AS12994.35
AS1331112.17
AS243552.17
AS94052.17

Rank	Description	Peer
9	Tata Communications	AS6453
7	PCCWG-AS PCCW Global	AS3491
5	COGENT Cogent Communications, Inc.	AS174
5	NTT Global IP Network	AS2914
4	Hurricane Electric	AS6939
3	China Mobile International	AS58453
2	TELIANET Telia Carrier	AS1299

Prefix	Description	Country
1.51.0.0/16	Nanjing Regional Network
1.51.32.0/20	Nanjing Regional Network
1.51.48.0/21	Nanjing Regional Network
1.184.0.0/15	Guangzhou Regional Network
42.244.0.0/14	Nanjing Regional Network
42.244.0.0/16	Nanjing Regional Network
42.244.0.0/18	Nanjing Regional Network
42.244.13.0/24	Nanjing Regional Network
42.245.0.0/16	Nanjing Regional Network
42.246.0.0/15	Nanjing Regional Network
42.247.1.0/24	Chengdu, Sichuan 610054, China
42.247.5.0/24	Nanjing Regional Network
42.247.9.0/24	Nanjing Regional Network
42.247.13.0/24	Nanjing Regional Network
42.247.19.0/24	Nanjing Regional Network
42.247.30.0/24	Shenyang, Liaoning 110004, China
42.247.58.0/24	Nanjing Regional Network
49.52.0.0/14	Shanghai Regional Network
49.52.0.0/15	Shanghai Regional Network
49.120.0.0/14	Wuhan Regional Network
49.140.0.0/15	Shenyang Regional Network
49.140.0.0/16	Shenyang Regional Network
49.208.0.0/15	Xi'an Regional Network
58.154.0.0/15	Shenyang Regional Network
58.155.0.0/16	Shenyang Regional Network
58.192.0.0/12	Australia
58.192.0.0/15	Nanjing Regional Network
58.193.176.0/20	Nanjing Regional Network
58.193.176.0/24	Nanjing Regional Network
58.196.0.0/15	863 3TNET Terabit Regional Network
58.196.128.0/19	863 3TNET Terabit Regional Network
58.196.160.0/20	863 3TNET Terabit Regional Network
58.196.176.0/24	863 3TNET Terabit Regional Network
58.196.177.0/24	863 3TNET Terabit Regional Network
58.196.178.0/24	863 3TNET Terabit Regional Network
58.198.0.0/15	Shanghai Regional Network
58.200.0.0/13	CERNET Individual Services
58.200.0.0/19	CERNET Individual Services
58.200.1.0/24	CERNET Individual Services
58.200.64.0/18	CERNET Individual Services
58.200.72.0/24	CERNET Individual Services
58.200.95.0/24	CERNET Individual Services
58.200.102.0/23	CERNET Individual Services
58.200.111.0/24	CERNET Individual Services
58.200.118.0/24	CERNET Individual Services
58.207.0.0/16	CERNET Individual Services
59.64.0.0/12	Australia
59.64.0.0/14	Beijing Regional Network
59.66.0.0/16	Beijing Regional Network
59.67.128.0/20	Beijing Regional Network
59.67.144.0/20	Beijing Regional Network
59.67.159.0/24	Beijing Regional Network
59.73.64.0/18	Shenyang Regional Network
59.77.0.0/16	Shanghai Regional Network
59.78.0.0/16	Shanghai Regional Network
59.78.0.0/18	Shanghai Regional Network
59.78.171.0/24	Shanghai Regional Network
59.79.0.0/16	Shanghai Regional Network
101.4.0.0/14	Beijing Regional Network
101.4.64.0/20	Beijing Regional Network
101.4.156.0/24	Beijing Regional Network
101.5.0.0/16	Beijing Regional Network
101.6.0.0/16	Beijing Regional Network
101.6.6.0/24	Beijing Regional Network
101.76.0.0/15	Nanjing Regional Network
101.76.96.0/20	Nanjing Regional Network
101.77.0.0/16	Nanjing Regional Network
110.64.0.0/15	Guangzhou Regional Network
110.64.0.0/16	Guangzhou Regional Network
110.64.64.0/19	Guangzhou Regional Network
110.65.0.0/16	Guangzhou Regional Network
110.65.0.0/18	Guangzhou Regional Network
111.114.0.0/15	Xi'an Regional Network
111.116.0.0/15	Shenyang Regional Network
111.117.0.0/16	Shenyang Regional Network
111.186.0.0/15	Shanghai Regional Network
111.186.0.0/18	Shanghai Regional Network
111.187.0.0/17	Shanghai Regional Network
113.54.0.0/15	Chengdu Regional Network
113.54.128.0/17	Chengdu Regional Network
113.55.17.0/24	Chengdu Regional Network
114.212.0.0/15	Nanjing Regional Network
114.212.0.0/16	Nanjing Regional Network
114.214.0.0/16	Nanjing Regional Network
115.24.0.0/14	Beijing Regional Network
115.24.144.0/20	Beijing Regional Network
115.26.88.0/21	Beijing Regional Network
115.26.96.0/20	Beijing Regional Network
115.27.0.0/16	Beijing Regional Network
115.154.0.0/15	Xi'an Regional Network
115.154.0.0/16	Xi'an Regional Network
115.156.0.0/15	Wuhan Regional Network
115.158.0.0/16	Wuhan Regional Network
116.13.0.0/16	Guangzhou Regional Network
116.56.0.0/15	Guangzhou Regional Network
116.56.0.0/19	Guangzhou Regional Network
116.56.32.0/20	Guangzhou Regional Network
116.56.48.0/21	Guangzhou Regional Network
116.56.128.0/19	Guangzhou Regional Network
116.56.224.0/19	Guangzhou Regional Network
116.57.64.0/18	Guangzhou Regional Network
118.202.0.0/15	Shenyang Regional Network
118.228.0.0/15	Beijing Regional Network
118.230.0.0/16	Beijing Regional Network
120.94.0.0/15	Australia
120.94.0.0/16	Chengdu Regional Network
120.95.0.0/16	Xi'an Regional Network
121.48.0.0/15	Chengdu Regional Network
121.48.152.0/21	Chengdu Regional Network
121.48.160.0/20	Chengdu Regional Network
121.49.64.0/18	Chengdu Regional Network
121.52.160.0/19	China Education and Research Network
121.192.0.0/14	Australia
121.192.0.0/15	Australia
121.192.0.0/16	Shanghai Regional Network
121.192.24.0/22	Shanghai Regional Network
121.193.0.0/16	Beijing Regional Network
121.194.0.0/15	Beijing Regional Network
121.248.0.0/14	Nanjing Regional Network
121.248.224.0/19	Nanjing Regional Network
121.249.0.0/20	Nanjing Regional Network
121.250.0.0/15	Nanjing Regional Network
121.250.128.0/20	Nanjing Regional Network
122.204.0.0/14	Wuhan Regional Network
122.205.64.0/19	Wuhan Regional Network
122.205.96.0/21	Wuhan Regional Network
125.216.0.0/13	Australia
125.216.0.0/15	Guangzhou Regional Network
125.216.0.0/16	Guangzhou Regional Network
125.216.224.0/19	Guangzhou Regional Network
125.217.0.0/16	Guangzhou Regional Network
125.217.224.0/21	Guangzhou Regional Network
125.217.232.0/21	Guangzhou Regional Network
125.217.240.0/20	Guangzhou Regional Network
125.218.0.0/16	Guangzhou Regional Network
125.218.224.0/20	Guangzhou Regional Network
162.105.0.0/16	imported inetnum object for PEKING
162.105.0.0/17	imported inetnum object for PEKING
162.105.128.0/17	imported inetnum object for PEKING
166.111.0.0/16	imported inetnum object for IIINT
166.111.8.0/24	imported inetnum object for IIINT
166.111.127.0/24	imported inetnum object for IIINT
166.111.204.0/24	imported inetnum object for IIINT
175.185.0.0/16	Shanghai Regional Network
175.186.0.0/15	Shanghai Regional Network
175.186.0.0/17	Shanghai Regional Network
175.186.128.0/17	Shanghai Regional Network
175.187.0.0/16	Shanghai Regional Network
180.84.0.0/15	Chengdu Regional Network
180.201.0.0/16	Nanjing Regional Network
180.208.0.0/15	Nanjing Regional Network
180.208.58.0/24	Nanjing Regional Network
180.208.59.0/24	Nanjing Regional Network
180.208.128.0/17	Nanjing Regional Network
183.168.0.0/15	Wuhan Regional Network
183.170.0.0/16	Wuhan Regional Network
183.172.0.0/14	Beijing Regional Network
183.172.0.0/15	Beijing Regional Network
183.172.0.0/16	Beijing Regional Network
183.173.0.0/16	Beijing Regional Network
183.173.0.0/17	Beijing Regional Network
183.173.128.0/17	Beijing Regional Network
183.174.0.0/16	Beijing Regional Network
211.64.0.0/13	Australia
211.65.0.0/16	Beijing, China
211.65.24.0/22	Beijing, China
211.66.0.0/16	Beijing, China
211.66.0.0/20	Beijing, China
211.66.16.0/20	Beijing, China
211.66.86.0/23	Beijing, China
211.66.208.0/22	Beijing, China
211.67.0.0/16	Beijing, China
211.68.120.0/22	Beijing, China
211.68.120.0/24	Beijing, China
211.68.144.0/20	Beijing, China
211.69.0.0/16	Beijing, China
211.80.0.0/13	Australia
211.80.32.0/19	Beijing, China
211.80.80.0/20	Beijing, China
211.83.96.0/20	Chengdu Regional Network Regional Network
211.85.0.0/16	Wuhan Regional Network
211.87.0.0/21	Nanjing Regional Network
218.192.0.0/13	Australia
218.192.0.0/16	Guangzhou Regional Network
218.192.160.0/20	Guangzhou Regional Network
218.193.128.0/20	Shanghai Regional Network
218.193.176.0/20	Shanghai Regional Network
218.194.32.0/19	Chengdu Regional Network
218.199.0.0/16	Wuhan Regional Network
218.199.64.0/20	Wuhan Regional Network
219.216.0.0/13	Australia
219.216.32.0/20	Shenyang Regional Network
219.218.192.0/20	Nanjing Regional Network
219.220.0.0/16	Shanghai Regional Network
219.220.26.0/24	Shanghai Regional Network
219.222.0.0/16	Guangzhou Regional Network
219.223.0.0/16	Guangzhou Regional Network
219.224.0.0/13	Australia
219.224.0.0/14	Australia
219.224.97.0/24	Beijing Regional Network
219.227.0.0/16	Guangzhou Regional Network
219.228.0.0/16	Shanghai Regional Network
219.228.96.0/19	Shanghai Regional Network
219.228.146.0/24	Shanghai Regional Network
219.229.0.0/16	Shanghai Regional Network
219.242.0.0/15	Beijing Regional Network
219.244.0.0/14	Xi'an Regional Network
219.244.160.0/19	Xi'an Regional Network
222.16.0.0/12	Australia
222.16.0.0/13	Australia
222.16.0.0/16	Guangzhou Regional Network
222.16.0.0/21	Guangzhou Regional Network
222.16.32.0/19	Guangzhou Regional Network
222.16.80.0/22	Guangzhou Regional Network
222.16.192.0/24	Guangzhou Regional Network
222.17.0.0/16	Guangzhou Regional Network
222.21.88.0/21	Wuhan Regional Network
222.24.0.0/13	Australia
222.26.32.0/19	Shenyang Regional Network
222.27.251.0/24	Shenyang Regional Network
222.28.0.0/14	Beijing Regional Network
222.28.160.0/19	Beijing Regional Network
222.29.0.0/17	Beijing Regional Network
222.29.83.0/24	Beijing Regional Network
222.29.128.0/19	Beijing Regional Network
222.29.160.0/19	Beijing Regional Network
222.192.0.0/12	Australia
222.192.16.0/20	Nanjing Regional Network
222.193.16.0/20	Nanjing Regional Network
222.193.111.0/24	Nanjing Regional Network
222.195.224.0/22	Nanjing Regional Network
222.197.0.0/18	Chengdu Regional Network
222.197.160.0/19	Chengdu Regional Network
222.199.0.0/16	Beijing Regional Network
222.200.0.0/16	Guangzhou Regional Network
222.200.96.0/19	Guangzhou Regional Network
222.201.0.0/16	Guangzhou Regional Network
222.201.128.0/20	Guangzhou Regional Network
222.201.144.0/21	Guangzhou Regional Network
222.201.152.0/21	Guangzhou Regional Network
222.201.160.0/19	Guangzhou Regional Network
222.202.0.0/16	Guangzhou Regional Network
222.202.64.0/19	Guangzhou Regional Network
222.202.168.0/21	Guangzhou Regional Network
222.203.0.0/16	Guangzhou Regional Network
222.204.0.0/16	Shanghai Regional Network
222.205.0.0/16	Shanghai Regional Network
222.205.0.0/17	Shanghai Regional Network
223.2.0.0/15	Nanjing Regional Network
223.2.88.0/21	Nanjing Regional Network
223.3.0.0/16	Nanjing Regional Network
223.128.0.0/15	Chengdu Regional Network
103.137.60.0/24	Beijing 100084, China
202.4.128.0/19	Beijing
202.38.64.0/18	Australia
202.38.108.0/22	Beijing, 100084
202.38.112.0/21	Beijing, 100084
202.38.140.0/23	Beijing Regional Network
202.38.184.0/21	Beijing Regional Network
202.38.192.0/18	Guangzhou, Guangdong 510641, China
202.38.192.0/19	Guangzhou, Guangdong 510641, China
202.38.224.0/19	Guangzhou, Guangdong 510641, China
202.112.0.0/16	Beijing Regional Network
202.112.0.0/24	Beijing Regional Network
202.112.26.0/24	Beijing Regional Network
202.112.42.0/24	Beijing Regional Network
202.112.82.0/24	Beijing Regional Network
202.113.0.0/16	Beijing Regional Network
202.113.48.0/20	Beijing Regional Network
202.113.64.0/20	Beijing Regional Network
202.115.0.0/19	Beijing, 100084
202.115.112.0/20	Beijing, 100084
202.116.0.0/16	Beijing, 100084
202.116.48.0/20	Beijing, 100084
202.116.48.0/24	Beijing, 100084
202.116.128.0/19	Beijing, 100084
202.116.205.0/24	Beijing, 100084
202.117.64.0/24	Beijing, 100084
202.117.80.0/20	Beijing, 100084
202.118.0.0/16	Beijing, 100084
202.118.40.0/21	Beijing, 100084
202.118.120.0/21	Beijing, 100084
202.119.0.0/16	Beijing, 100084
202.119.108.0/24	Beijing, 100084
202.119.165.0/24	Beijing, 100084
202.120.0.0/16	Beijing, 100084
202.120.0.0/18	Beijing, 100084
202.120.2.0/24	Beijing, 100084
202.120.43.0/24	Beijing, 100084
202.120.64.0/20	Beijing, 100084
202.120.160.0/20	Beijing, 100084
202.120.176.0/20	Beijing, 100084
202.120.200.0/22	Beijing, 100084
202.120.224.0/19	Beijing, 100084
202.120.224.0/24	Beijing, 100084
202.121.0.0/16	Beijing, 100084
202.121.32.0/24	Beijing, 100084
202.121.184.0/24	Beijing, 100084
202.121.224.0/20	Beijing, 100084
202.127.216.0/21	Beijing Regional Network
202.127.224.0/19	Australia
202.127.240.0/20	Beijing Regional Network
202.127.242.0/24	Beijing Regional Network
202.192.0.0/16	Beijing, 100084
202.193.0.0/16	Beijing, 100084
202.194.0.0/19	Beijing, 100084
202.194.128.0/20	Beijing, 100084
202.195.128.0/20	Beijing, 100084
202.195.144.0/20	Beijing, 100084
202.195.176.0/20	Beijing, 100084
202.195.240.0/20	Beijing, 100084
202.196.96.0/20	Beijing, 100084
202.199.186.0/24	Beijing, 100084
202.199.240.0/21	Anshan, Liaoning Province
202.199.240.0/24	Anshan, Liaoning Province
202.202.0.0/16	Chengdu Regional Network
202.202.224.0/20	Chengdu Regional Network
202.203.0.0/16	Chengdu Regional Network
202.204.28.0/22	Beijing Regional Network
202.204.176.0/20	Beijing Regional Network
202.205.79.0/24	Beijing Regional Network
202.205.112.0/20	Beijing Regional Network
202.205.131.0/24	Beijing Regional Network
203.91.120.0/21	Beijing 100084, China
203.91.120.0/22	Beijing 100084, China
210.25.0.0/16	multi-homed members
210.28.16.0/20	Beijing, China
210.28.64.0/20	Beijing, China
210.29.168.0/21	Beijing, China
210.30.0.0/16	Beijing, China
210.30.58.0/24	Beijing, China
210.31.192.0/21	Beijing, China
210.32.0.0/20	Beijing, 100084
210.32.9.0/24	Beijing, 100084
210.32.10.0/24	Beijing, 100084
210.32.40.0/22	Beijing, 100084
210.32.64.0/22	Beijing, 100084
210.32.72.0/22	Beijing, 100084
210.32.128.0/18	Beijing, 100084
210.32.128.0/19	Beijing, 100084
210.32.160.0/19	Beijing, 100084
210.33.0.0/16	Beijing, 100084
210.39.16.0/22	address for GZ region
210.39.32.0/21	address for GZ region
210.40.128.0/20	Beijing, 100084
210.40.192.0/18	Beijing, 100084
210.41.4.0/24	Beijing, 100084
210.41.96.0/20	Beijing, 100084
210.42.144.0/20	Beijing, 100084
210.44.32.0/21	Beijing, 100084
1.51.192.0/18	Nanjing Regional Network
42.247.2.0/24	Nanjing Regional Network
42.247.20.0/24	Nanjing Regional Network
42.247.39.0/24	Nanjing Regional Network
42.247.53.0/24	Nanjing Regional Network
58.194.160.0/19	CERNET Individual Services
58.200.24.0/24	CERNET Individual Services
58.206.192.0/18	CERNET Individual Services
59.70.63.0/24	Wuhan Regional Network
59.79.168.0/24	Shanghai Regional Network
101.4.2.0/24	Beijing Regional Network
101.76.192.0/23	Nanjing Regional Network
101.76.194.0/23	Nanjing Regional Network
101.76.196.0/22	Nanjing Regional Network
101.76.200.0/21	Nanjing Regional Network
101.76.208.0/20	Nanjing Regional Network
101.76.224.0/19	Nanjing Regional Network
103.165.110.0/23	Tsinghua University
110.65.147.0/24	Guangzhou Regional Network
114.214.32.0/19	Nanjing Regional Network
121.250.208.0/20	Nanjing Regional Network
121.250.224.0/21	Nanjing Regional Network
125.217.64.0/19	Guangzhou Regional Network
125.217.96.0/20	Guangzhou Regional Network
166.111.2.0/24	imported inetnum object for IIINT
180.201.0.0/19	Nanjing Regional Network
202.112.1.0/24	Beijing Regional Network
202.112.61.0/24	Beijing Regional Network
202.118.243.0/24	Beijing, 100084
202.119.64.0/20	Beijing, 100084
202.120.118.0/24	Beijing, 100084
202.127.232.0/21	Beijing Regional Network
202.194.32.0/20	Beijing, 100084
202.194.192.0/20	Beijing, 100084
202.202.128.0/24	Chengdu Regional Network
210.28.160.0/24	Beijing, China
210.32.200.0/21	Beijing, 100084
210.37.32.0/20	address for GZ region
210.37.32.0/24	address for GZ region
210.37.38.0/24	address for GZ region
210.37.48.0/20	address for GZ region
210.38.32.0/24	address for GZ region
210.42.144.0/24	Beijing, 100084
210.44.208.0/20	Beijing, 100084
211.68.240.0/20	Beijing, China
211.86.48.0/20	Nanjing Regional Network
211.87.192.0/20	Nanjing Regional Network
211.87.208.0/20	Nanjing Regional Network
211.87.224.0/20	Nanjing Regional Network
219.218.96.0/20	Nanjing Regional Network
219.218.102.0/24	Nanjing Regional Network
219.218.112.0/20	Nanjing Regional Network
219.224.96.0/22	Beijing Regional Network
219.231.128.0/19	Nanjing Regional Network
219.231.160.0/20	Nanjing Regional Network
222.17.144.0/20	Guangzhou Regional Network
222.197.110.0/23	Chengdu Regional Network
222.206.0.0/19	Nanjing Regional Network

Rank	Description	Peer
9	Tata Communications	AS6453
7	PCCWG-AS PCCW Global	AS3491
5	COGENT Cogent Communications, Inc.	AS174
5	NTT Global IP Network	AS2914
4	Hurricane Electric	AS6939
3	China Mobile International	AS58453
2	TELIANET Telia Carrier	AS1299