AS38255China Education and Research Network (CERNET)
ChinaRegistryAPNICTypeCarrierAt a glance
IPv4 prefixes
2
IPv6 prefixes
3
IPv4 addresses
2k
IPv6 /64s
4.3B
Upstream graph
The networks AS38255 is seen behind, one and two hops out, drawn from real AS paths.
AS38255Toward the internet core
Networks observed one and two hops upstream of AS38255 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.
Neighbouring networks
8,205
adjacent networks
- Upstreams
- 40%
- Peers
- 4,10250%
- Downstreams
- 4,09950%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS6939Hurricane Electric LLC |  US | Peer | 225,483 | 135 |
| AS23911China Next Generation Internet Beijing IX | CN | Peer | 25,646 | 64 |
| AS24239TWD2 Education and Research Network | CN | Peer | 145 | 62 |
| AS209300Wende Tan | CN | Peer | 99 | 61 |
Prefixes
The largest blocks AS38255 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 118.229.40.0/22 | 1k | 76/80 |
| 118.229.44.0/22 | 1k | 79/80 |
| 2001:255::/32 | 4.3B × /64 | 62/62 |
| 2a0e:b107:740::/44 | 1M × /64 | 61/62 |
| 2a0e:aa06:49f::/48 | 65.5k × /64 | 61/62 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.