AS26551 Sargent & Lundy Engineers 🇺🇸 US
Announcing 5 prefixes, seen at the RIS collectors.
IPv4 prefixes
5
71,168 (278 × /24)
IPv6 prefixes
0
-
Upstreams
3
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
- AS26551
- Name
- Sargent & Lundy Engineers
- Organisation
- Sargent & Lundy Engineers
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2002-10-15
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
5 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 151.154.0.0/16 v4 | no ROA | 42 | 34549646126551 | 2026-09-18 |
| 151.154.84.0/22 v4 | no ROA | 42 | 34549646126551 | 2026-09-18 |
| 151.154.103.0/24 v4 | no ROA | 47 | 17639273426551 | 2026-09-18 |
| 151.154.128.0/20 v4 | no ROA | 43 | 37721335626551 | 2026-09-18 |
| 151.154.223.0/24 v4 | no ROA | 47 | 17639273426551 | 2026-09-18 |