AS208172Proton AG
SwitzerlandRegistryRIPE NCCAt a glance
IPv4 prefixes
66
IPv6 prefixes
0
IPv4 addresses
16.9k
IPv6 /64s
0
Upstream graph
The networks AS208172 is seen behind, one and two hops out, drawn from real AS paths.
AS208172Toward the internet core
Networks observed one and two hops upstream of AS208172 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
10
adjacent networks
- Upstreams
- 550%
- Peers
- 550%
- Downstreams
- 00%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS60068Datacamp Limited (CDN77 / DataPacket) |  GB | Peer | 4,693 | 80 |
| AS136557Host Universal Pty Ltd |  AU | Peer | 240 | 80 |
| AS23470ReliableSite.Net LLC |  US | Peer | 159 | 80 |
| AS396356Latitude.sh | US | Peer | 80 | 80 |
| AS9009M247 Europe SRL |  RO | Peer | 79 | 79 |
Prefixes
All 66The largest blocks AS208172 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 72.251.208.0/24 | 256 | 79/80 |
| 72.251.209.0/24 | 256 | 80/80 |
| 72.251.210.0/24 | 256 | 80/80 |
| 72.251.211.0/24 | 256 | 79/80 |
| 72.251.212.0/24 | 256 | 80/80 |
| 72.251.213.0/24 | 256 | 80/80 |
| 72.251.214.0/24 | 256 | 79/80 |
| 72.251.215.0/24 | 256 | 79/80 |
| 72.251.216.0/24 | 256 | 79/80 |
| 72.251.217.0/24 | 256 | 80/80 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.