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
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS3356 Lumen (Level 3) | 🇺🇸 US | 72,292 | 1,966 | 192 | CAIDA |
| AS174 Cogent Communications, LLC | 🇺🇸 US | 67,326 | 3,957 | 303 | CAIDA |
| AS6461 Zayo Bandwidth | 🇺🇸 US | 57,132 | 228 | 443 | CAIDA |
| AS20473 The Constant Company, LLC | 🇺🇸 US | 20,042 | 1,715 | 43 | inferred |
| AS40264 Charter Communications LLC | 🇺🇸 US | 158 | 18 | 277 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS10796 Charter Communications Inc | 🇺🇸 US | 384 | 632 | 19 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS55089 THE SEGERDAHL CORP. | 🇺🇸 US | 0 | 1 | 43 | CAIDA |
| AS22214 Medela Inc | 🇺🇸 US | 0 | 1 | 36 | CAIDA |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.