AS16399 First Communications LLC 🇺🇸 US
Announcing 28 prefixes, seen at the RIS collectors.
IPv4 prefixes
21
128,768 (503 × /24)
IPv6 prefixes
7
28,672 × /48
Upstreams
5
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
2
transit customers observed
Customer cone
3
ASes reachable through it
Registry and operator data
- AS number
- AS16399
- Name
- First Communications LLC
- Organisation
- First Communications LLC
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2000-04-25
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
7 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2606:7d80:1000::/36 v6 | no ROA | 33 | 34549646116399 | 2026-09-18 |
| 2606:7d80:2000::/36 v6 | no ROA | 33 | 34549646116399 | 2026-09-18 |
| 2606:7d80:3000::/36 v6 | no ROA | 33 | 34549646116399 | 2026-09-18 |
| 2606:7d80:4000::/36 v6 | no ROA | 33 | 34549646116399 | 2026-09-18 |
| 2606:7d80:5000::/36 v6 | no ROA | 33 | 34549646116399 | 2026-09-18 |
| 2606:7d80:6000::/36 v6 | no ROA | 33 | 34549646116399 | 2026-09-18 |
| 2606:7d80:7000::/36 v6 | no ROA | 33 | 34549646116399 | 2026-09-18 |