CERNET-CN

Country
Organization
China Education and Research Network
Address
Network Research Center,
Abuse Email
abuse@cernet.edu.cn

Description

China Education and Research Network

Organization Description

China Education and Research Network (CERNET) is a national academic computer network in China, serving the education and research community in the country. Established in 1994, CERNET provides high-speed Internet access and network services to universities, research institutions, and other academic organizations across China. It plays a crucial role in facilitating information exchange, collaboration, and academic research within the country, as well as connecting Chinese researchers and students to the global academic community.

202.112.0.0 - 202.121.255.255

Size
655359
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-19T00:07:32.687

202.192.0.0 - 202.199.255.255

Size
524287
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-08T05:29:53.531

210.26.0.0 - 210.31.255.255

Size
393215
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-20T05:13:52.968

210.32.0.0 - 210.35.255.255

Size
262143
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-03T22:28:38.779

210.36.0.0 - 210.39.255.255

Size
262143
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-04T10:30:21.631

210.40.0.0 - 210.47.255.255

Size
524287
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-18T22:20:27.603

211.64.0.0 - 211.69.255.255

Size
393215
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-12T20:08:47.100

211.81.0.0 - 211.82.255.255

Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-12-26T00:15:15.933

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Size
65535
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-12-26T14:33:04.834

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Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-12T00:31:47.086

211.86.0.0 - 211.87.255.255

Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-12-09T23:41:15.562

218.192.0.0 - 218.192.255.255

Size
65535
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-10-28T04:16:01.271

218.193.0.0 - 218.193.255.255

Size
65535
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-10-20T16:52:42.548

218.194.0.0 - 218.194.255.255

Size
65535
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-20T11:02:21.082

218.195.0.0 - 218.195.255.255

Size
65535
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-03-21T03:27:39.465

218.196.0.0 - 218.199.255.255

Size
262143
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-19T02:49:45.242

219.216.0.0 - 219.217.255.255

Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-14T03:57:32.574

219.218.0.0 - 219.219.255.255

Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-12-12T21:21:34.232

219.220.0.0 - 219.220.255.255

Size
65535
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-12-20T18:55:29.030

219.221.0.0 - 219.221.255.255

Size
65535
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-19T08:16:57.650

219.222.0.0 - 219.223.255.255

Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-11T19:41:33.063

219.228.0.0 - 219.229.255.255

Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-12-29T15:58:58.219

219.230.0.0 - 219.231.255.255

Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2025-12-30T18:42:42.499

219.242.0.0 - 219.243.255.255

Size
131071
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-08T10:51:16.775

219.244.0.0 - 219.247.255.255

Size
262143
Description
China Education and Research Network
Status
ALLOCATED PORTABLE
Scan Date
2026-01-09T09:01:12.490

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