AS3477
National Oceanic and Atmospheric Administration Unknown registered in United States
82IPv4 prefixes
26IPv6 prefixes
100%RPKI-valid
#2,443AS Rank
327/327RIS visibility
#313Rank in United States
1994-03-08Allocated
National Oceanic and Atmospheric Administration (AS3477) — Unknown, registered in United States. announces 82 IPv4 prefixes + 26 IPv6 prefixes. Rank in United States: #313. Allocated: 1994-03-08.
IPv4 82IPv6 26
Announced prefixes · 108
- v4 199.104.104.0/24 valid
- v4 199.242.231.0/24 valid
- v4 199.242.232.0/23 valid
- v4 204.145.202.0/24 valid
- v4 204.193.241.0/24 valid
- v4 204.193.242.0/24 valid
- v4 204.193.244.0/24 valid
- v4 204.193.245.0/24 valid
- v4 204.193.246.0/23 valid
- v4 204.228.175.0/24 valid
- v4 204.228.176.0/24 valid
- v4 204.228.177.0/24 valid
- v4 204.228.178.0/24 valid
- v4 204.228.179.0/24 valid
- v4 204.228.180.0/24 valid
- v4 204.228.181.0/24 valid
- v4 204.228.182.0/24 valid
- v4 204.228.183.0/24 valid
- v4 204.228.184.0/24 valid
- v4 204.228.185.0/24 valid
- v4 204.228.186.0/24 valid
- v4 204.228.187.0/24 valid
- v4 204.228.188.0/24 valid
- v4 204.228.189.0/24 valid
- v4 204.228.190.0/24 valid
- v4 204.228.191.0/24 valid
- v4 205.156.0.0/18 valid
- v4 205.159.118.0/24 valid
- v4 205.166.33.0/24 valid
- v4 205.167.24.0/24 valid
- v4 205.167.25.0/24 valid
- v4 206.197.238.0/24 valid
- v6 2601:a000::/32 valid
- v6 2601:a002:5f::/48 valid
- v6 2601:a002::/32 valid
- v6 2601:a004::/32 valid
- v6 2601:a005::/32 valid
- v6 2601:a008::/32 valid
- v6 2601:a010::/32 valid
- v6 2601:a012::/32 valid
- v6 2601:a013::/32 valid
- v6 2602:810:d004::/46 valid
- v6 2607:9bc0:1010::/44 valid
- v6 2607:9bc0:1020::/44 valid
- v6 2607:9bc0:1030::/44 valid
- v6 2610:20:8040::/44 valid
- v6 2610:20:8800::/38 valid
- v6 2610:20:8c00::/44 valid
- v6 2610:20:8c20::/44 valid
- v6 2610:20:9008::/45 valid
RPKI: rpki.cloudflare.com · 2026-06-19
Routing: 82 IPv4 · 26 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-19
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 108 |
| 2026-06-13 | 108 |
| 2026-06-14 | 107 |
| 2026-06-15 | 108 |
AS topology · Customer cone 11
Providers · 2
Customers · 10
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