AS6421TATA COMMUNICATIONS (AMERICA) INC
United StatesRegistryARINAt a glance
IPv4 prefixes
37
IPv6 prefixes
1
IPv4 addresses
10k
IPv6 /64s
65.5k
Upstream graph
The networks AS6421 is seen behind, one and two hops out, drawn from real AS paths.
AS6421Toward the internet core
Networks observed one and two hops upstream of AS6421 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
86
adjacent networks
- Upstreams
- 1821%
- Peers
- 5564%
- Downstreams
- 1315%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS6453TATA Communications (America) Inc | US | Peer | 3,466 | 142 |
| AS8220COLT |  GB | Peer | 1,696 | 86 |
| AS4766Korea Telecom |  KR | Peer | 111 | 10 |
| AS6939Hurricane Electric LLC | US | Peer | 81 | 5 |
| AS7713PT Telkom Indonesia Tbk |  ID | Peer | 66 | 2 |
| AS9507NextHop Pty Ltd |  AU | Peer | 50 | 9 |
| AS24482SG.GS |  SG | Peer | 50 | 1 |
| AS132337Axclusive | SG | Peer | 50 | 1 |
| AS49544i3D.net B.V |  NL | Peer | 48 | 1 |
| AS23673Cogetel Online, Cambodia, ISP |  KH | Peer | 43 | 1 |
Prefixes
All 38The largest blocks AS6421 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 103.16.252.0/23 | 512 | 67/80 |
| 103.16.254.0/23 | 512 | 79/80 |
| 116.0.66.0/24 | 256 | 80/80 |
| 138.104.230.0/24 | 256 | 80/80 |
| 138.104.231.0/24 | 256 | 80/80 |
| 180.87.13.0/24 | 256 | 79/80 |
| 180.87.29.0/24 | 256 | 79/80 |
| 180.87.68.0/24 | 256 | 79/80 |
| 180.87.91.0/24 | 256 | 78/80 |
| 180.87.92.0/24 | 256 | 78/80 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.