AS399272Barnholdt, LLC
United StatesRegistryARINAt a glance
IPv4 prefixes
3
IPv6 prefixes
11
IPv4 addresses
768
IPv6 /64s
17.6M
Upstream graph
The networks AS399272 is seen behind, one and two hops out, drawn from real AS paths.
AS399272Toward the internet core
Networks observed one and two hops upstream of AS399272 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 |
|---|---|---|---|---|
| AS56655Gigahost AS |  NO | Peer | 404 | 141 |
| AS917Misaka Network, Inc. | US | Peer | 201 | 69 |
| AS20473The Constant Company, LLC | US | Peer | 180 | 132 |
| AS14618Amazon.com, Inc. | US | Peer | 124 | 62 |
| AS57695Misaka Network, Inc. | US | Peer | 1 | 1 |
Prefixes
The largest blocks AS399272 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 23.144.204.0/24 | 256 | 80/80 |
| 31.77.66.0/24 | 256 | 80/80 |
| 198.153.215.0/24 | 256 | 80/80 |
| 2604:26a0:5000::/40 | 16.8M × /64 | 62/62 |
| 2604:26a0:500c::/46 | 262k × /64 | 61/62 |
| 2604:26a0:5002::/48 | 65.5k × /64 | 60/62 |
| 2604:26a0:5003::/48 | 65.5k × /64 | 59/62 |
| 2604:26a0:5005::/48 | 65.5k × /64 | 62/62 |
| 2604:26a0:5007::/48 | 65.5k × /64 | 59/62 |
| 2604:26a0:500a::/48 | 65.5k × /64 | 61/62 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.