AS3477 NOAA-NWAVE - National Oceanic and Atmospheric Administration
🇺🇸ARINassigned
Announced Prefixes (BGP)
113total
87 IPv426 IPv6
IPv4 Addresses
Allocated (RIR)308,224
Announced (BGP)338,432
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)6.3×10²⁹
Announced Prefixes
(BGP)113|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 | |
| Valid | ARIN | 2026-10-11 |
1-10 of 113
1 / 12
Allocated Prefixes
(RIR)26Prefix | Country | RIR | Status |
|---|---|---|---|
| 137.75.64.0/18 | 🇺🇸 US | ARIN | allocated |
| 140.90.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 140.172.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 155.206.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 161.55.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 192.35.128.0/24 | 🇺🇸 US | ARIN | allocated |
| 192.35.129.0/24 | 🇺🇸 US | ARIN | allocated |
| 192.58.1.0/24 | 🇺🇸 US | ARIN | allocated |
| 192.58.2.0/24 | 🇺🇸 US | ARIN | allocated |
| 192.58.3.0/24 | 🇺🇸 US | ARIN | allocated |
1-10 of 26
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All 113 announced prefixes of AS3477 →
BGP Neighbours
(seen in AS paths)Upstreams (2)
Networks AS3477 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (10)
Networks whose own prefixes AS3477 passes on: usually its customers.
- AS49National Institute Of Standards And Technology22
- AS2648National Oceanic And Atmospheric Administration21
- AS5744United States Patent And Trademark Office10
- AS30687National Weather Service Southern Region Headquarters5
- AS40623Office Of Oceanic And Atmospheric Research Geophysical Fluid Dynamics Laboratory4
- AS16550Google3
- AS3635U.S. Department Of Commerce, Bureau Of Economic Analysis2
- AS6629National Oceanic And Atmospheric Administration2
- AS12076Microsoft Corporation2
- AS33343U.S. Department Of Commerce, HQ And ITA2
Transfer History
Registry transfers of AS3477 between organisations.
- AS3477M&A ·
ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS3477 should publish an ASPA object
- IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/3477Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/3477" | jq