AS22121 Topsham Communications LLC 🇺🇸 US
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
3,328 (13 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS22121
- Name
- Topsham Communications LLC
- Organisation
- Topsham Communications LLC
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2010-07-16
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
4 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 38.56.71.0/24 v4 | no ROA | 47 | 226521172222121 | 2026-09-18 |
| 172.99.224.0/22 v4 | RPKI valid | 47 | 226521172222121 | 2026-09-18 |
| 199.21.136.0/21 v4 | RPKI valid | 47 | 226521172222121 | 2026-09-18 |
| 2604:14c0::/32 v6 | RPKI valid | 37 | 69391735622121 | 2026-09-18 |