AS53719 Mainstream Technologies, Inc. 🇺🇸 US
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
640 (3 × /24)
IPv6 prefixes
0
-
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
- AS53719
- Name
- Mainstream Technologies, Inc.
- Organisation
- Mainstream Technologies, Inc.
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2011-05-03
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
3 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 8.39.211.0/24 v4 | no ROA | 41 | 701853719 | 2026-09-18 |
| 12.133.45.0/24 v4 | no ROA | 41 | 701853719 | 2026-09-18 |
| 199.227.171.128/25 v4 | no ROA | 1 | 3549335653719 | 2026-09-18 |