Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Laboratory
Data as of 2026-09-13
BGP inherited
This organisation
| Netblocks | 5 · 61,440 IPv4 addresses |
| IPv6 | 2 prefixes (largest 2610:20:8020::/44) |
| Also registered under this name | 531 netblocks across 84 separate records |
| Record ID | 241853129 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 12 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 140.208.0.0/18 | Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Laboratory | BGP | ANNOUNCED | ● high |
| 140.208.0.0 – 140.208.239.255 | Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Laboratory | ARIN | DIRECT ALLOCATION | ● high |
| 140.208.144.0/20 | Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Laboratory | BGP | ANNOUNCED | ● high |
| 2610:20:8020::/44 | Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Laboratory | BGP | ANNOUNCED | ● high |
| 2610:20:9120::/48 | Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Laboratory | BGP | ANNOUNCED | ● high |
IPv6 ranges (2)
Other domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: B
how networks compare →
80.0%
of checked blocks have valid RPKI ROA coverage
(4 of 5)
No discrepancies found among checked blocks.
NIC Handles
AS40623
GFDL-Z
NAA38-ARIN
NAA40-ARIN
NAT41-ARIN
NAT41-ARIN
SIDHU31-ARIN
SIDHU31-ARIN
SIDHU31-ARIN
TNM4-ARIN
WILSO1108-ARIN
WILSO1108-ARIN