AS23910 China Next Generation Internet CERNET2
IPv4 addresses
0
IPv6 /48 networks
268,632,064
RPKI
2 valid4 no ROA
Peers and downstreams
48
Holder
- AS name
- CNGI-CERNET2-AS-AP
- Description
- China Next Generation Internet CERNET2 CNGI-CERNET Beijing 100084, China
- Organisation
- China Next Generation Internet CERNET2
- Abuse contact
- Not published
- Assigned
- 2003-10-13
- Registered
- 2008-09-04
- Record last changed
- 2020-09-03 09:16 UTC
None announced.
| AS23911 | China Next Generation Internet Beijing IX CNGI-BJIX-AS-AP |
| AS4538 | China Education and Research Network Center ERX-CERNET-BKB |
| AS24348 | CERNET2 IX at Tsinghua University CNGI-BJ-IX2-AS-AP |
| AS24349 | CERNET2 IX at Peking University CNGI-BJ-IX3-AS-AP |
| AS24350 | CERNET2 IX at Beijing University of Posts and Telecommunications CNGI-BJ-IX4-AS-AP |
| AS24351 | CERNET2 IX at Beijing University of Aeronautics and Astronautics CNGI-BJ-IX5-AS-AP |
| AS24352 | CERNET2 IX at Tianjin University CNGI-TJN-IX-AS-AP |
| AS24353 | CERNET2 IX at Xi'an Jiaotong University CNGI-XA-IX-AS-AP |
| AS24354 | CERNET2 IX at Lanzhou University CNGI-LZH-IX-AS-AP |
| AS24355 | CERNET2 IX at University of Electronic Science and Technology of China CNGI-CD-IX-AS-AP |
| AS24356 | CERNET2 IX at Chongqing University CNGI-CHQ-IX-AS-AP |
| AS24357 | CERNET2 IX at South China University of Technology CNGI-GZ-IX-AS-AP |
| AS24358 | CERNET2 IX at Huazhong University of Science and Technology CNGI-WH-IX-AS-AP |
| AS24359 | CERNET2 IX at Central South University CNGI-CHS-IX-AS-AP |
| AS24360 | CERNET2 IX at Zhengzhou University CNGI-ZHZ-IX-AS-AP |
| AS24361 | CERNET2 IX at Southeast University CNGI-NJ-IX-AS-AP |
| AS24362 | CERNET2 IX at University of Science and Technology of China CNGI-HEF-IX-AS-AP |
| AS24363 | CERNET2 IX at Shandong University CNGI-JNN-IX-AS-AP |
| AS24364 | CERNET2 IX at Shanghai Jiaotong University CNGI-SH-IX-AS-AP |
| AS24365 | CERNET2 IX at Fudan University CNGI-SH-IX2-AS-AP |
| AS24366 | CERNET2 IX at Tongji University CNGI-SH-IX3-AS-AP |
| AS24367 | CERNET2 IX at Zhejiang University CNGI-HZH-IX-AS-AP |
| AS24368 | CERNET2 IX at Xiamen University CNGI-XMN-IX-AS-AP |
| AS24369 | CERNET2 IX at Northeast University CNGI-SY-IX-AS-AP |
| AS24370 | CERNET2 IX at Dalian University of Technology CNGI-DLN-IX-AS-AP |
| AS24371 | CERNET2 IX at Jilin University CNGI-CHC-IX-AS-AP |
| AS24372 | CERNET2 IX at Harbin Institute of Technology CNGI-HRB-IX-AS-AP |
| AS38587 | CERNET Internet Data Center CERNET-IDC-AP |
| AS133111 | CERNET New Technology Co., Ltd CNT-northChina |
| AS133512 | CERNET New Technology Co., Ltd CERNEWTECH-ZHENGZHOU |
| AS133513 | CERNET New Technology Co., Ltd CERNEWTECH-CHENGDU |
| AS133518 | CERNET New Technology Co., Ltd CERNEWTECH-WUHAN |
| AS138182 | CERNET2 regional IX at Hebei Normal University CNGI-SJZ-IX-AS-AP |
| AS138369 | CERNET2 regional IX at Shenzhen University CNGI-SZH-IX-AS-AP |
| AS138370 | CERNET2 regional IX at Nanchang University CNGI-NCH-IX-AS-AP |
| AS138371 | CERNET2 regional IX at Ocean University of China CNGI-QDA-IX-AS-AP |
| AS138373 | CERNET2 regional IX at Fuzhou University CNGI-FZH-IX-AS-AP |
| AS138374 | CERNET2 regional IX at Taiyuan University CNGI-TYN-IX-AS-AP |
| AS138375 | CERNET2 regional IX at Inner Mongolia University CNGI-HHT-IX-AS-AP |
| AS138376 | CERNET2 regional IX at Ningxia University CNGI-YCH-IX-AS-AP |
| AS138377 | CERNET2 regional IX at Qinghai Normal University CNGI-XNN-IX-AS-AP |
| AS138378 | CERNET2 regional IX at Yunnan University CNGI-KMN-IX-AS-AP |
| AS138381 | CERNET2 regional IX at Guizhou University CNGI-GYN-IX-AS-AP |
| AS138393 | CERNET2 regional IX at Guangxi University CNGI-NAN-IX-AS-AP |
| AS138438 | CERNET2 regional IX at Guangxi Normal University CNGI-GLN-IX-AS-AP |
| AS138440 | CERNET2 regional IX at Hainan Normal University CNGI-HAK-IX-AS-AP |
| AS138442 | CERNET2 regional IX at Tibet University CNGI-LSA-IX-AS-AP |
Upstream graph
Upstreams and their upstreams, from BGP pathsNetwork health
Grade C · 63/100| partly | Prefixes covered by valid ROAs 2 of 6 announced prefixes are RPKI valid, 4 have no ROA. |
8/25 |
| pass | No RPKI invalid announcements None of the announcements is RPKI invalid. |
10/10 |
| pass | Announces IPv6 6 IPv6 prefixes. |
15/15 |
| partly | More than one upstream 1 upstream seen in BGP. |
5/10 |
| pass | Working abuse contact abuse@cernet.edu.cn is published. |
15/15 |
| fail | Publishes a geofeed No geofeed found. Without one, location databases have to guess. |
0/10 |
| pass | No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger. |
10/10 |
| fail | Registry record maintained Last changed 2020-09-03. |
0/5 |
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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<a href="https://ip-fd.net/asn/23910"><img src="https://ip-fd.net/badge/asn/23910/health.svg" alt="AS23910 network health on IP-FD.net"></a>
Markdown
[](https://ip-fd.net/asn/23910)
Use rpki.svg instead of health.svg for the RPKI badge.
Routing changes
Last 30 days| 2026-10-04 08:11 UTC | New neighbour | AS133513 | downstream |
| 2026-10-04 08:11 UTC | Relationship changed | AS4134 | upstream to peer |
WHOIS
aut-num: AS23910 as-name: CNGI-CERNET2-AS-AP handle: AS23910 remarks: China Next Generation Internet CERNET2 remarks: CNGI-CERNET remarks: Beijing 100084, China remarks: Multihome portion of CERNET technical,administrative:CER-AP (CERNET Helpdesk) <helpdesk@cernet.edu.cn> abuse: IRT-CERNET-AP (IRT-CERNET-AP) <abuse@cernet.edu.cn> registration: 2008-09-04T06:40:35Z last changed: 2020-09-03T09:16:14Z source: APNIC (RDAP)