National Oceanic and Atmospheric Administration
BGP inherited
Cluster stats
| Netblocks | 168 · 1,080,699 IPv4 addresses |
| Cluster ID | 208812629 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 15 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
160
+1 netblocks since 2026-07-05
2026-07-05
peak 160
2026-07-19
IP Ranges (168)
showing 50 of 168 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 132.163.0.0/18 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.67.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.68.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.72.0/21 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.80.0/20 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.98.0/23 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.100.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.104.0/21 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.112.0/20 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 132.163.128.0/17 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.0.0/18 | National Oceanic and Atmospheric Administration | ARIN | DIRECT ALLOCATION | ● high |
| 137.75.0.0/18 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.64.0/18 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.68.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.72.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.76.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.80.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.82.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.88.0/21 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.96.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.100.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.106.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.108.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.112.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.116.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.120.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.124.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.128.0/18 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.192.0/19 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.224.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.228.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.232.0/21 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 137.75.240.0/20 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.90.0.0/16 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.90.28.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.90.101.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.90.190.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.172.0.0/16 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.208.160.0/20 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.208.192.0/20 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.208.252.0/22 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 140.208.253.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 148.129.0.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 148.129.0.0/16 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 148.129.0.0/18 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 148.129.0.0/16 | National Oceanic and Atmospheric Administration | ARIN | DIRECT ALLOCATION | ● high |
| 148.129.4.0/24 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 148.129.64.0/19 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 148.129.128.0/17 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
| 148.129.128.0/19 | National Oceanic and Atmospheric Administration | BGP | ANNOUNCED | ● high |
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: A
how networks compare →
98.8%
of checked blocks have valid RPKI ROA coverage
(166 of 168)
Possible discrepancies (1)
These blocks are registered to National Oceanic and Atmospheric Administration but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 204.193.231.0/24 /24 | authorized for AS3423 — AT&T Enterprises, LLC |
NIC Handles
AS10616
AS26100
AS2648
AS3477
AS6629
AS7764
NAA38-ARIN
NAA40-ARIN
NAT41-ARIN
NOAA-7-Z
NOAABO-Z
RODGE188-ARIN
+3 more