AS3688 Hospital for Special Surgery 🇺🇸 US
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
1,024 (4 × /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
- AS3688
- Name
- Hospital for Special Surgery
- Organisation
- Hospital for Special Surgery
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2009-09-04
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 |
|---|---|---|---|---|
| 74.117.136.0/23 v4 | RPKI valid | 43 | 345496461468873688 | 2026-09-18 |
| 74.117.136.0/24 v4 | RPKI valid | 44 | 327873688 | 2026-09-18 |
| 74.117.137.0/24 v4 | RPKI valid | 44 | 327873688 | 2026-09-18 |