Chinaapnic
2009-09-29T06:04:16Z
1
44
256
17,605,070,946,304
| CIDR | Description | IP Num |
|---|---|---|
202.38.120.0/24
|
CERNET-CN China Education and Research Network | 256 |
| CIDR | Description | IP NUMs(prefix /64) |
|---|---|---|
|
2001:250::/32
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 4294967296 |
|
2001:250:fe02::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff00::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff01::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff02::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff03::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff04::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff05::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff06::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff07::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff08::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff09::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff0a::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff0b::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff0c::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff0d::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff0f::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff10::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff11::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff12::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff13::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff14::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff15::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff16::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff1a::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff1b::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff1c::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff1d::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff1f::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff20::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff21::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff22::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff23::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff24::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff25::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:250:ff26::/48
|
CERNET-CN-20000426 CERNET IPv6 Backbone | 65536 |
|
2001:251::/32
|
CERNET-CN-20031111 CERNET IPv6CJ | 4294967296 |
|
2001:da8::/32
|
CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 | 4294967296 |
|
2001:da8:20d::/48
|
CNGI-CERNET2-CN-20031110 China Next Generation Internet CERNET2 | 65536 |
|
240c:c000::/20
|
CERNET China Education and Research Network | 17592186044416 |
240c:c0a0::/32
|
CERNET China Education and Research Network | 4294967296 |
|
240c:c0a9:1000::/40
|
CERNET China Education and Research Network | 16777216 |
|
240c:c0ad:66::/48
|
CERNET China Education and Research Network | 65536 |
|
240c:c0ad:464::/48
|
CERNET China Education and Research Network | 65536 |
| AS | Description | Country/Region | IPv4 NUMs | IPv6 NUMs | IPv4 | IPv6 |
|---|---|---|---|---|---|---|
| AS4134 | CHINANET-BACKBONE - No.31,Jin-rong Street, CN |
|
110,695,936 | 17,592,187,682,816 |  |
IPv6  |
| AS23911 | CNGI-BJIX-AS-AP - China Next Generation Internet Beijing IX, CN |
|
512 | 4,295,032,835 | |
IPv6 |
| AS4538 | ERX-CERNET-BKB - China Education and Research Network Center, CN |
|
17,176,832 | 17,935,905,062,920 | IPv4 |
IPv6 |
| AS | Description | Country/Region | IPv4 NUMs | IPv6 NUMs | IPv4 | IPv6 |
|---|---|---|---|---|---|---|
| AS24372 | CNGI-HRB-IX-AS-AP - CERNET2 IX at Harbin Institute of Technology, CN |
|
229,632 | 8,593,803,524 | |
IPv6 |
| AS38587 | CERNET-IDC-AP - CERNET Internet Data Center, CN |
|
0 | 33,554,433 | |
IPv6 |
| AS133513 | CERNEWTECH-CHENGDU - CERNET New Technology Co., Ltd, CN |
|
1,280 | 33,591,296 | |
IPv6 |
| AS138371 | CNGI-QDA-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
53,248 | 30,066,540,546 | |
IPv6 |
| AS138375 | CNGI-HHT-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
238,592 | 4,297,654,274 | |
IPv6 |
| AS138378 | CNGI-KMN-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
231,936 | 4,299,030,786 | |
IPv6 |
| AS24359 | CNGI-CHS-IX-AS-AP - CERNET2 IX at Central South University, CN |
|
300,544 | 4,300,146,951 | |
IPv6 |
| AS24369 | CNGI-SY-IX-AS-AP - CERNET2 IX at Northeast University, CN |
|
414,208 | 8,593,997,826 | |
IPv6 |
| AS24361 | CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast University, CN |
|
1,257,216 | 21,487,158,802 | |
IPv6 |
| AS24363 | CNGI-JNN-IX-AS-AP - CERNET2 IX at Shandong University, CN |
|
153,344 | 171,809,767,427 | |
IPv6 |
| AS133518 | CERNEWTECH-WUHAN - CERNET New Technology Co., Ltd, CN |
|
0 | 16,777,217 | |
IPv6 |
| AS138374 | CNGI-TYN-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
124,928 | 3,670,017 | |
IPv6 |
| AS138442 | CNGI-LSA-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
22,784 | 196,609 | |
IPv6 |
| AS23911 | CNGI-BJIX-AS-AP - China Next Generation Internet Beijing IX, CN |
|
512 | 4,295,032,835 | |
IPv6 |
| AS24357 | CNGI-GZ-IX-AS-AP - CERNET2 IX at South China University of Technology, CN |
|
1,426,432 | 17,192,718,344 | |
IPv6 |
| AS24370 | CNGI-DLN-IX-AS-AP - CERNET2 IX at Dalian University of Technology, CN |
|
253,952 | 2,277,382 | |
IPv6 |
| AS138438 | CNGI-GLN-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
84,224 | 12,886,639,107 | |
IPv6 |
| AS4538 | ERX-CERNET-BKB - China Education and Research Network Center, CN |
|
17,176,832 | 17,935,905,062,920 | |
IPv6 |
| AS24349 | CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking University, CN |
|
528,640 | 12,887,328,270 | |
IPv6 |
| AS24365 | CNGI-SH-IX2-AS-AP - CERNET2 IX at Fudan University, CN |
|
32,000 | 4,295,688,199 | |
IPv6 |
| AS138377 | CNGI-XNN-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
58,880 | 4,296,015,873 | |
IPv6 |
| AS24348 | CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua University, CN |
|
804,608 | 17,184,423,972 | |
IPv6 |
| AS24350 | CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and Telecommunications, CN |
|
2,098,688 | 8,592,424,972 | |
IPv6 |
| AS24367 | CNGI-HZH-IX-AS-AP - CERNET2 IX at Zhejiang University, CN |
|
162,304 | 21,482,962,946 | |
IPv6 |
| AS24368 | CNGI-XMN-IX-AS-AP - CERNET2 IX at Xiamen University, CN |
|
248,576 | 2,424,834 | |
IPv6 |
| AS133512 | CERNEWTECH-ZHENGZHOU - CERNET New Technology Co., Ltd, CN |
|
1,792 | 33,554,434 | |
IPv6 |
| AS138370 | CNGI-NCH-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
124,928 | 4,300,341,249 | |
IPv6 |
| AS138376 | CNGI-YCH-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
61,952 | 1,310,721 | |
IPv6 |
| AS138381 | CNGI-GYN-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
82,944 | 3,997,699 | |
IPv6 |
| AS24352 | CNGI-TJN-IX-AS-AP - CERNET2 IX at Tianjin University, CN |
|
249,600 | 12,888,113,159 | |
IPv6 |
| AS24355 | CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of China, CN |
|
605,184 | 12,893,095,432 | |
IPv6 |
| AS24356 | CNGI-CHQ-IX-AS-AP - CERNET2 IX at Chongqing University, CN |
|
246,016 | 5,046,276 | |
IPv6 |
| AS24358 | CNGI-WH-IX-AS-AP - CERNET2 IX at Huazhong University of Science and Technology, CN |
|
909,824 | 4,303,687,184 | |
IPv6 |
| AS24360 | CNGI-ZHZ-IX-AS-AP - CERNET2 IX at Zhengzhou University, CN |
|
649,472 | 21,487,552,066 | |
IPv6 |
| AS24364 | CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong University, CN |
|
1,259,264 | 12,890,603,785 | |
IPv6 |
| AS133517 | CERNEWTECH-NANJING - CERNET New Technology Co., Ltd, CN |
|
0 | 16,777,216 | |
IPv6 |
| AS24351 | CNGI-BJ-IX5-AS-AP - CERNET2 IX at Beijing University of Aeronautics and Astronautics, CN |
|
0 | 655,361 | |
IPv6 |
| AS24353 | CNGI-XA-IX-AS-AP - CERNET2 IX at Xi'an Jiaotong University, CN |
|
662,528 | 30,071,195,139 | |
IPv6 |
| AS138393 | CNGI-NAN-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
103,424 | 8,594,359,299 | |
IPv6 |
| AS138440 | CNGI-HAK-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
89,344 | 4,296,474,881 | |
IPv6 |
| AS133111 | CNT-northChina - CERNET New Technology Co., Ltd, CN |
|
66,560 | 8,830,621,254,401 | |
IPv6 |
| AS138369 | CNGI-SZH-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
241,152 | 8,592,622,084 | |
IPv6 |
| AS24366 | CNGI-SH-IX3-AS-AP - CERNET2 IX at Tongji University, CN |
|
120,832 | 4,295,229,442 | |
IPv6 |
| AS24371 | CNGI-CHC-IX-AS-AP - CERNET2 IX at Jilin University, CN |
|
407,296 | 4,299,227,141 | |
IPv6 |
| AS138182 | CNGI-SJZ-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
249,344 | 7,864,322 | |
IPv6 |
| AS138373 | CNGI-FZH-IX-AS-AP - China Education and Research Network (CERNET), CN |
|
131,328 | 2,490,372 | |
IPv6 |
| AS24354 | CNGI-LZH-IX-AS-AP - CERNET2 IX at Lanzhou University, CN |
|
267,008 | 3,277,060 | |
IPv6 |
| AS24362 | CNGI-HEF-IX-AS-AP - CERNET2 IX at University of Science and Technology of China, CN |
|
267,008 | 8,597,995,782 | |
IPv6 |
as-block: AS23552 - AS24575 descr: APNIC ASN block remarks: These AS numbers are further assigned by APNIC remarks: to APNIC members and end-users in the APNIC region remarks: AS23889 has been transfered to AfriNIC admin-c: HM20-AP tech-c: HM20-AP mnt-by: APNIC-HM mnt-lower: APNIC-HM last-modified: 2009-09-29T06:04:16Z source: APNIC role: APNIC Hostmaster address: 6 Cordelia Street address: South Brisbane address: QLD 4101 country: AU phone: +61 7 3858 3100 fax-no: +61 7 3858 3199 e-mail: helpdesk@apnic.net admin-c: AMS11-AP tech-c: AH256-AP nic-hdl: HM20-AP remarks: Administrator for APNIC notify: hostmaster@apnic.net mnt-by: MAINT-APNIC-AP last-modified: 2013-10-23T04:06:51Z source: APNIC as-block: AS23854 - AS23944 descr: APNIC ASN block remarks: These AS numbers are further assigned by APNIC remarks: to APNIC members and end-users in the APNIC region admin-c: HM20-AP tech-c: HM20-AP mnt-by: APNIC-HM mnt-lower: APNIC-HM last-modified: 2008-09-04T06:40:26Z source: APNIC role: APNIC Hostmaster address: 6 Cordelia Street address: South Brisbane address: QLD 4101 country: AU phone: +61 7 3858 3100 fax-no: +61 7 3858 3199 e-mail: helpdesk@apnic.net admin-c: AMS11-AP tech-c: AH256-AP nic-hdl: HM20-AP remarks: Administrator for APNIC notify: hostmaster@apnic.net mnt-by: MAINT-APNIC-AP last-modified: 2013-10-23T04:06:51Z source: APNIC aut-num: AS23910 as-name: CNGI-CERNET2-AS-AP descr: China Next Generation Internet CERNET2 descr: CNGI-CERNET descr: Beijing 100084, China country: CN import: from AS4538 action pref=10; accept ANY import: from AS4839 action pref=10; accept ANY import: from AS4840 action pref=10; accept ANY import: from AS9406 action pref=10; accept ANY import: from AS9407 action pref=10; accept ANY export: to AS9406 announce AS23910 AS4538 AS9407 AS4839 AS4840 export: to AS4538 announce AS23910 AS9406 AS9407 AS4839 AS4840 export: to AS9407 announce AS23910 AS4538 AS9406 AS4839 AS4840 export: to AS4840 announce AS23910 AS4538 AS9406 AS9407 AS4839 export: to AS4839 announce AS23910 AS4538 AS9406 AS9407 AS4840 default: to AS4538 action pref=10; networks ANY remarks: Multihome portion of CERNET admin-c: CER-AP tech-c: CER-AP abuse-c: AC1685-AP mnt-lower: MAINT-CERNET-AP mnt-routes: MAINT-CERNET-AP mnt-by: APNIC-HM mnt-irt: IRT-CERNET-AP last-modified: 2020-09-03T09:16:14Z 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 role: CERNET Helpdesk address: CERNET Center address: Beijing 100084, China country: CN phone: +86-10-6278-4049 fax-no: +86-10-6278-5933 e-mail: helpdesk@cernet.edu.cn remarks: abuse@cernet.edu.cn admin-c: XL1-CN tech-c: SZ2-AP nic-hdl: CER-AP mnt-by: MAINT-CERNET-AP last-modified: 2020-09-03T09:14:12Z source: APNIC