GFDL
AS40623 (GFDL) announces at least four prefixes:
140.208.0.0/18
Office of Oceanic and Atmospheric Research - Geophysical Fluid Dynamics Laboratory
1970-01-01
NET-140-208-0-0-1
140.208.0.0-140.208.239.255
140.208.144.0/20
2610:20:8020::/44
National Oceanic and Atmospheric Administration
NET6-2610-20-8000-2
2610:20:8000::-2610:20:9fff:ffff:ffff:ffff:ffff:ffff
2610:20:9120::/48
0