AS3688
Hospital for Special Surgery Unknown registered in United States
3IPv4 prefixes
0IPv6 prefixes
100%RPKI-valid
#13,714AS Rank
327/327RIS visibility
#7,302Rank in United States
2009-09-04Allocated
Hospital for Special Surgery (AS3688) — Unknown, registered in United States. announces 3 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #7302. Allocated: 2009-09-04.
IPv4 3IPv6 0
Announced prefixes · 3
- v4 74.117.136.0/23 valid
- v4 74.117.136.0/24 valid
- v4 74.117.137.0/24 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 3 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 3 |
| 2026-06-13 | 3 |