XILINX
AS32537 (XILINX) announces at least 20 prefixes:
149.199.0.0/16
IPv4 address block not managed by the RIPE NCC
1970-01-01
NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK
149.199.0.0-149.199.255.255
149.199.50.0/23
149.199.50.0/24
149.199.51.0/24
149.199.62.0/23
149.199.63.0/24
149.199.64.0/23
149.199.64.0/24
149.199.65.0/24
149.199.66.0/24
149.199.80.0/23
149.199.80.0/24
149.199.81.0/24
149.199.90.0/23
149.199.90.0/24
149.199.91.0/24
149.199.92.0/24
149.199.100.0/23
149.199.100.0/24
149.199.101.0/24
1
AS32537
XILINX (AS Path prepending)