Quad9
AS19281 (Quad9) announces at least 6 prefixes:
9.9.9.0/24
1970-01-01
NET-9-9-9-0-1
9.9.9.0-9.9.9.255
147.72.242.0/24
Pittsburgh Supercomputing Center
NET-147-72-0-0-1
147.72.0.0-147.72.255.255
149.112.112.0/24
NET-149-112-112-0-1
149.112.112.0-149.112.112.255
149.112.149.0/24
NET-149-112-149-0-1
149.112.149.0-149.112.149.255
199.249.255.0/24
NET-199-249-255-0-1
199.249.255.0-199.249.255.255
2620:fe::/48
NET6-2620-FE-1
2620:fe::-2620:fe:0:ffff:ffff:ffff:ffff:ffff
0