AS19905Arbor Cloud
United StatesRegistryARINAt a glance
IPv4 prefixes
131
IPv6 prefixes
25
IPv4 addresses
35.8k
IPv6 /64s
1.6M
Upstream graph
The networks AS19905 is seen behind, one and two hops out, drawn from real AS paths.
AS19905Toward the internet core
Networks observed one and two hops upstream of AS19905 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
91
adjacent networks
- Upstreams
- 89%
- Peers
- 4651%
- Downstreams
- 3741%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS2914NTT America, Inc. | US | Peer | 12,277 | 142 |
| AS6453TATA Communications (America) Inc | US | Peer | 10,989 | 87 |
| AS3257GTT Communications Inc. | US | Peer | 6,900 | 107 |
| AS6461Zayo Bandwidth | US | Peer | 1,725 | 98 |
| AS260GTT Americas, LLC | US | Peer | 273 | 60 |
| AS4637Telstra International Limited |  HK | Peer | 146 | 100 |
| AS15830Equinix, Inc. |  NL | Peer | 79 | 79 |
| AS12956Telxius (Telefonica Global) |  ES | Peer | 21 | 3 |
Prefixes
All 156The largest blocks AS19905 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 139.104.72.0/21 | 2k | 63/80 |
| 156.154.164.0/23 | 512 | 79/80 |
| 217.173.92.0/23 | 512 | 79/80 |
| 5.36.169.0/24 | 256 | 7/80 |
| 12.51.26.0/24 | 256 | 79/80 |
| 24.248.247.0/24 | 256 | 75/80 |
| 37.224.77.0/24 | 256 | 79/80 |
| 64.6.64.0/24 | 256 | 76/80 |
| 68.22.157.0/24 | 256 | 79/80 |
| 68.71.223.0/24 | 256 | 79/80 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.