AS394353 USC/ISI B-ROOT
AS394353 is operated by USC/ISI B-ROOT and registered with ARIN (US) since 2015-08-18.
It announces 7 IPv4 and 14 IPv6 prefixes, 100% of them RPKI valid.
RIPE RIS sees 8 upstream and peer networks and 0 downstream networks next to it.
PeeringDB lists it as a Non-Profit network at 4 internet exchanges. Its peering policy is restrictive.
| Name | USC/ISI B-ROOT |
|---|---|
| Registry handle | BROOT-AS |
| Registry (RIR) | ARIN |
| Country | United States (US) |
| Delegated on | 2015-08-18 |
| Network type | Non-Profit, Global |
| Peering policy | Restrictive |
| IRR as-set | AS-BROOT |
| Prefixes (IPv4 / IPv6) | 7 / 14 |
| RPKI valid | 100% (21 / 21) |
| Upstreams and peers | 8 |
| Downstream networks | 0 |
| Website | b.root-servers.org |
Routing health
- AS394353 announces 7 IPv4 and 14 IPv6 prefixes.
- All 21 announced prefixes are RPKI valid.
- 8 upstreams and peers, 0 downstream networks seen.
For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.
Announced prefixes 21
- 170.247.170.0/23
- 170.247.170.0/24
- 170.247.171.0/24
- 192.228.79.0/24
- 199.9.14.0/23
- 199.9.14.0/24
- 199.9.15.0/24
- 2001:500:20a::/48
- 2001:500:84::/48
- 2001:500:200::/44
- 2001:500:200::/48
- 2001:500:201::/48
- 2001:500:204::/48
- 2001:500:205::/48
- 2001:500:206::/48
- 2001:500:207::/48
- 2001:500:208::/48
- 2001:500:209::/48
- 2801:1b8:10::/44
- 2801:1b8:10::/48
- 2801:1b8:11::/48
Upstreams and peers 8
The networks RIPE RIS sees next to AS394353 in BGP paths, the most visible first.
Peering
Peering policy: Restrictive. Suggested max-prefix limits: 15 IPv4, 15 IPv6. PeeringDB record
| Exchange | Ports | Speed | Route server |
|---|---|---|---|
| Equinix Ashburn | 1 | 10G | Yes |
| Equinix Singapore | 1 | 10G | Yes |
| PIT Santiago - PIT Chile: LAN | 1 | 10G | Yes |
More about AS394353
Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-12 18:48 UTC. The country is where the AS number was registered, not necessarily where the network operates.