AS24348 CERNET2 IX at Tsinghua University 🇨🇳 CN
Announcing 47 prefixes, seen at the RIS collectors.
IPv4 prefixes
10
541,184 (2,114 × /24)
IPv6 prefixes
37
4 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
5
transit customers observed
Customer cone
3
ASes reachable through it
Registry and operator data
- AS number
- AS24348
- Name
- CERNET2 IX at Tsinghua University
- Organisation
- CERNET2 IX at Tsinghua University
- Country
- 🇨🇳 CN
- RIR
- APNIC
- Allocated
- 2005-03-03
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS4538 China Education and Research Network Center | 🇨🇳 CN | 88 | 5,160 | 91 | CAIDA |
| AS23910 China Next Generation Internet CERNET2 | 🇨🇳 CN | 0 | 0 | 285 | inferred |
Peers
Adjacencies that look settlement-free rather than transit
No peers observed at the collectors.
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS45576 Tsinghua University | 🇨🇳 CN | 0 | 0 | 148 | inferred |
| AS24302 CRIS-CERNET | 🇨🇳 CN | 0 | 0 | 38 | inferred |
| AS24310 Net-Glyph Data Center | 🇨🇳 CN | 0 | 1 | 38 | inferred |
| AS9405 Test platform Service Center | 🇨🇳 CN | 0 | 3 | 37 | CAIDA |
| AS131490 CERNET Corporation | 🇨🇳 CN | 0 | 0 | 1 | CAIDA |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.