AS4538
China Education and Research Network Center Education registered in China
4,962IPv4 prefixes
918IPv6 prefixes
39%RPKI-valid
#1,787AS Rank
#2Rank in China
2002-08-01Allocated
China Education and Research Network Center (AS4538) — Education, registered in China. announces 4,962 IPv4 prefixes + 918 IPv6 prefixes. Rank in China: #2. Allocated: 2002-08-01.
IPv4 4,962IPv6 918
Announced prefixes · 5,880
- v4 115.158.80.0/23 unknown
- v4 115.158.82.0/23 unknown
- v4 115.158.84.0/23 unknown
- v4 115.158.86.0/23 unknown
- v4 115.158.88.0/23 unknown
- v4 115.158.90.0/23 unknown
- v4 115.158.92.0/22 unknown
- v4 115.158.96.0/20 unknown
- v4 115.24.0.0/14 unknown
- v4 115.24.144.0/20 unknown
- v4 115.24.160.0/20 unknown
- v4 115.24.176.0/20 unknown
- v4 115.24.192.0/19 unknown
- v4 115.24.224.0/20 unknown
- v4 115.24.240.0/24 valid
- v4 115.24.241.0/24 valid
- v4 115.24.242.0/23 unknown
- v4 115.24.244.0/22 unknown
- v4 115.24.248.0/21 unknown
- v4 115.24.64.0/19 unknown
- v4 115.24.96.0/19 unknown
- v4 115.25.0.0/18 unknown
- v4 115.25.128.0/18 unknown
- v4 115.25.192.0/19 unknown
- v4 115.25.192.0/20 unknown
- v4 115.25.208.0/22 unknown
- v4 115.25.240.0/20 unknown
- v4 115.25.64.0/21 unknown
- v4 115.25.72.0/21 unknown
- v4 115.25.80.0/22 unknown
- v4 115.25.86.0/23 unknown
- v4 115.25.96.0/19 unknown
- v4 115.26.0.0/20 unknown
- v4 115.26.128.0/18 unknown
- v4 115.26.192.0/20 unknown
- v4 115.26.32.0/21 unknown
- v4 115.26.40.0/21 unknown
- v4 115.26.48.0/20 unknown
- v4 115.26.64.0/18 unknown
- v4 115.26.79.0/24 valid
- v4 115.26.80.0/21 unknown
- v4 115.26.88.0/21 unknown
- v4 115.26.88.0/24 valid
- v4 115.26.96.0/20 unknown
- v4 115.27.0.0/16 unknown
- v4 115.27.254.0/24 valid
- v4 116.13.0.0/16 unknown
- v4 116.13.0.0/21 unknown
- v4 116.13.112.0/23 unknown
- v4 116.13.114.0/23 unknown
RPKI: rpki.cloudflare.com · 2026-06-21
— Routing status unavailable
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 5882 |
| 2026-06-13 | 5882 |
| 2026-06-14 | 5880 |
| 2026-06-16 | 5880 |
| 2026-06-17 | 5878 |
| 2026-06-19 | 5881 |
| 2026-06-20 | 5880 |